what will be your approach? Demonstrates the communication and design skills of the candidate. Can we move an online datafile in a data guard from one physical file to another physical file while the database is actively accessing the file? How you can replace Optimizer EP for your Query? Introduction To Oracle Interview Questions And Answer Itâs a must for everyone to learn SQL. Why we do CF What is the diffrent b/w rman back and import export? Now I have made 20GB memory available for your instance and want to change SGA size to 8GB. If the undo file is corrupted what will you do? What is the troubleshooting you did in your daily activities? Welcome! If your restoration got failed for some reason, then how you can resume it in RMAN? What are db file sequential read Wait Event & db file scattered read Wait Event? I am writing Oracle Database interview questions. How you will migrate the database using RMAN? What is the parameter used to take consistent backup? How to give permission to access the database? In the Oracle SQL execution plan what columns you will look into? For SQL Query Improvement what you will do? They ask u questions about process flows,some algorithm qs-tell u to write pseudocode on white board. Our SQL Interview Questions blog is the one-stop resource from where you can boost your interview preparation. How many LGWR is there, can we increase LGWR? Post a Oracle Database Administrator job to 100 job boards with one submission. Will there be any limitations to do this? If you're looking for Oracle Exadata Interview Questions for Experienced or Freshers, you are at right place. It represents a major new If LGWR is slow then what could be the reason for that? Data got deleted from a table, how you will recover? Which tool(Procedure) you will use for handling logical standby database failures? These questions are common for both Senior Oracle DBA or Junior DBA. If the standby site is not receiving redo data, Which view you will check for error messages? Practice 25 Data Migration Interview Questions with professional interview answer examples with advice on how to answer each question. Using CURRENT LOGFILE clause is required to start real-time apply in data guard? How can you do it? Oracle Database Administrators, also known as Oracle DBAs, are responsible for the implementation and management of a company’s Oracle database system. If you specify REOPEN for a MANDATORY destination, and redo data is not transmitted then what will happen on Primary Database? If the user has dropped the table, how will u recover it. and what are the difference among all? Oracle RMAN Interview Questions are must for Oracle DBA's looking for change. There are lot of opportunities from many reputed companies in the world. When you perform a switchover from an Oracle RAC primary database to a physical standby database, it is necessary to shut down all but one primary database instance? Best oracle apex interview question and answers-in 2020. These Oracle Exadata Interview Questions have been designed specially to get you acquainted with the nature of questions you may encounter during your interview for the subject of Oracle Exadata. If I have to update one column value, what will happen in the background? What you will check if the SELECT query is running slow? What is the prerequisite of the data guard? Oracle SQL Developer 4.0 supports migration from IBM DB2, Microsoft Access, Microsoft SQL Server, MySQL, Sybase and Teradata databases to Oracle Database Oracle Migration Workbench 10.1.0.4.0 is available for migrating Informix and other DB2 What is Table Fragmentation in Oracle Database? If we take a full backup on Wednesday and after that, we take incremental backup on Tuesday and Friday, and on Sunday database crashed so how you will perform recovery? What happens in the background during switchover? What is Oracle Application Express? Oracle DBA Interview Questions and answers for beginners and experts. What action you will take to avoid Archive full issue? Difference between physical and logical standby? If you came in shift and you have to monitor an ongoing import job, how will you do it? Database Interview Questions Oracle Database Interview Question Set-33 My DBA Community, My todayâs post is very important for those who are looking for a job and preparing for an Interview. How you will export the 8i database to 12c? If I set memory_max_target to 8gb and want to set memory_target to 10gb. Migrating a Database across platforms. DBMS_ROLLING PL/SQL package contains unsupported data types? Can we create a logical standby of a CDB? Be wary of candidates who lack experience with DBA case tools and anyone not familiar with API programming languages. I am writing Oracle Database interview questions. The top 40 questions suitable to both newbie and experienced one to clear the technical interview. Why do bind variables matter for performance? How to check which query is taking a long time? What is the Difference between Incremental Differential and Incremental Cumulative backup? Can we perform the table recovery in 11g or not? When do you propose a RAC solution to your business client? How you will monitor the Data pump activity? What is the parameter to make data pump operation faster? 7 Database Administrator Interview Questions and Answers Oracle interview questions !!! What is the difference between maximum performance, maximum protection & maximum availability in Data Guard? My DBA Community, My todayâs post is very important for those who are looking for a job and preparing for an Interview. How will you check GG is running on the server or not? Can we transport of redo data to a Recovery Appliance? How to rollback data? What's the best way to install multiple Oracle databases? What are the processes involved in Data guard? How to upgrade 126.96.36.199 to 188.8.131.52 database? What is the data guard protection mode? DBAs install the Enterprise IT software, create storage structures, build backup modules, and maintain the security of the entire database. Data center costs 1.4. Data-pump is an optional process in GG, then why Oracle recommends it to use? Completely free trial, no credit card required. What is the difference between a full table scan and an index scan? 64 data migration interview questions. Can we mount the standby database if the standby control file was not created? Before and after any configuration change in Database Machine Q2. In this article, you will learn about Oracle Database Server to Microsoft SQL Database Server Migration. According to research, Oracle Exadata has a market share of about 3.6%. What is the Functionality of the dg broker? What are the migration's high-level steps in Azure? Can we use SYNC & NOAFFIRM ATTRIBUTES use together in maximum availability mode? If your current redo member got corrupted, will the database hang? Question2: What are bind variables and why are they important? Tell me common wait events in the database? How to monitor and assess redo apply performance? Where it will authenticate in DB and OS system? What is the use of Public IP, Private IP, VIP & SCAN IP use in RAC? In case youâre searching for Oracle Fusion HCM Interview Questions and answers for Experienced or Freshers, you are at the correct place. Oracle Database allocates a shared area to hold the parsed, compiled form of a program unit. This blog is the perfect guide for you to learn all the concepts related to SQL, Oracle, MS SQL Server and MySQL database. What is the difference between delete and truncate command? Question2: You have just had to restore from backup and do not have any control files. Which script generates the standby statistics report? Use Oracle Database Installation Guide for Linux x86-64 to install Oracle Database using either of the following methods: Installing with response files: This method lets you run Oracle Universal Installer at a command line using a response file that contains settings specific to each computer. Which Script creates the standby statspack schema to hold the standby snapshots? Here is a list of 60 interview questions about Oracle Database with their answers. We have two database D1 and D2 and the D1 database doesn't have space so how will you take an export of D1? Public and private are on the same subnet mask or different? In the case of OS patch what will be your task as a dba? In this article, we are going to learn how to migrate Oracle Database to Microsoft SQL Database. How will you ensure your patch is applied successfully? Operations costs 1.3. If we create a new database which parameter is important to check? These Oracle DBA interview questions and their answers are prepared by industry experts who have more than 8â12 years of experience in Oracle DBA. The demand for SQL is yet to decrease and SQL-expertise is highly valued in the market. What precautions will you take before upgrading the production database? Where are redo logs stored in RAC? Letâs go through this from scratch. When interviewing Oracle Database Administrators, the most suitable candidate will have â¦ If we remove a database target from OEM does it remove the database from the host or just monitoring? What is relation b/w DB time and elapsed time and no CPU? What is the basic parameter you will set for RMAN? & on what basis you will do the partitioning? Letâs start by Q1. You are using Toad and you are running procedure and you get a TNS error what is the reason? Oracle Database processes PL/SQL program units (procedures, functions, packages, anonymous blocks, and database triggers)much the same way it processes individual SQL statements. control file so how to recover control file? This list of Oracle Fusion HCM Interview Questions and Answers will come in handy for a quick revision and when you are a bundle of nerves before the interview. How to increase the restore speed in database recovery? Suggested Interview Q&As Explore expert tips and If the switchover does not complete successfully, which view you will check? Can we do DML operations on global temporary tables on Oracle Active Data Guard standbys? What is the undo management? Reveals previous work experience and highlights the candidate’s skills. Highlights the candidate’s ability to think critically and deal with high-pressure situations. (my dump file has an encryption password). We hope these Oracle DBA Interview Questions and answers are useful and will help you â¦ Tell me Oracle Database “19c New Features”? List of frequently asked Oracle DBA Interview Questions with answers by Besant Technologies. If yes, how will you overcome this situation? How do u monitor databases on a daily basis? Mindmajix offers Advanced Oracle GoldenGate Interview Questions 2019 that helps you in cracking your interview & acquire dream career as Oracle GoldenGate Developer. Which option do we use now in 11g? How you will get the datafile block corruption information? Which script is used to purge a set of snapshots in the Data Guard? Oracle Backup and recovery is one of the essential duties of Oracle DBA AL contains archived logs. This will test your knowledge on various fronts Major Database Release Number The first digit is the most general identifier. We are using RMAN backup for migration but it is taking too much time and we have 4 hrs window to migrate, What will be your approach and Will data guard be beneficial for this problem? Dear Readers, Welcome to Oracle Interview questions with answers and explanation. Migrating an organizationâs infrastructure to the cloud has multiple benefits, including greater flexibility and capacity, cost-efficiency, and access to an ever-expanding, vendor-agnostic application ecosystem. 300+[LATEST] Oracle Exadata Database Interview Questions and Answers Q1. What are the minimum required parameters in pfile? Where is the location of the RAC CRS cluster alert log? When One Should Execute Exacheck? Home / Oracle Database / Oracle DBA interview questions and answers for experienced Posted on May 25, 2019 February 26, 2020 by learnersreference Oracle DBA interview questions â¦ Get access to the best Spotfire interview questions and Answers in 2020 prepared for freshers and experienced to land your dream developer job. If the Archiver process killed, then what will be the impact on the database? What is LGWR? Tell me about Oracle Architecture? How You Determining transport or apply lag is done on the standby database? What are the karnal parameters dba will set in the database Installation? Which one is better, a full table scan, or Index scan? â¦ Can we use sequences in an Oracle Active Data Guard environment? How many voting disks are required to set up the RAC? Difference between DBFile Sequential and Scattered Reads? Improve Functionalities 2.1. Learn about interview questions and interview process for 62 companies. How you Find local time on the standby database when the datum used to compute the metric was received it means (the lag metrics are computed based on data that's periodically received from the primary database)? 924251 wrote: Hi Friend, Most of links contain older and obsolete materials for Oracle DBA Interview questions. What is the basic parameter you will set for RMAN? What is the troubleshooting you did in your daily activities? What is the actual size and mirror size in V$ASM_DISKGROUP? What are the RECOVERY PROCESS WAIT EVENTS in Data Guard? Oracle Database Administrators, also known as Oracle DBAs, are responsible for the implementation and management of a companyâs Oracle database system. If you would like to Enrich your career with a Database Administrator(DBA) and get Oracle certified professional, then visit Mindmajix - A Global online training platform: â Oracle GoldenGate Training â Course. check out awesome oracle dba interview questions and answers to succeed in any oracle database interviews . archived logs are uniquely identified by dbinc_key, recid and stamp. Which process do cache fusion? In case you are looking for Oracle DBA interview questions, this is the correct place for you. BCB contains 250+ Oracle Dba Troubleshooting Interview Questions and Answers, Question1: Explain the difference between a hot backup and a cold backup and the benefits associated with each? Can we increase the DB writer process and MAX DB writer processes? How you will monitor this Data pump activity? You generate an explain plan and found that full table scan, how you can avoid that, what is your suggestion on this? What is Fragmentation in Oracle Database? If yes, then we bring you here a list of commonly asked but important PL/SQL interview questions. Tell me the mandatory background process? If one node goes down, then services will failover to which node? The Export and Import utilities are the only method that Oracle supports for moving an existing Oracle database from one Contingency costs 2. How to apply rolling and non-rolling patches and auto patches? If you have many instances in the RAC environment, how clients connect to a particular instance? and which is the dynamic view to check an error? How to resume a data pump job and from where it will take info? Demonstrates the candidates troubleshooting skills and their knowledge of best practices. What are things you look into when you are creating a Test Environment from a Production Environment? Oracle Database Articles & Cloud Tutorials Home Oracle DBA PostgreSQL MySQL DBA Contact Us Posts Oracle Expdp/Impdp â Datapump Interview Questions/FAQs April 6, 2018 Santosh Tiwary Q1. If LOB object is taking much time to export what will be your action? When interviewing Oracle Database Administrators, the most suitable candidate will have extensive experience as a Database Administrator, in-depth knowledge of Oracle systems, and high-level problem-solving skills. How you will Find out the history of apply lag values since the standby instance was last started? Why RAC environment is beneficial over a single instance database? What is cache fusion? Difference between b-tree and bitmap index. Can we use Application Continuity Feature for Oracle Data Guard switchovers to physical standby databases? DBAs install the Enterprise IT software, create storage structures, build backup modules, and maintain the security of the entire database. How to check the index on a particular table? They also judge you on creativity. How would you go about bringing up this database? Ans: Complete Oracle Apex Interview Questions Oracle Application Express (also called APEX and formerly called HTML DB) is a FREE RAD web development tool. With an additional 50 professionally written interview answer examples. Why we should have an odd number of voting disks? In testing, it is taking 2 hours and in production, now it is taking 4 hours what you will check? Script To Schedule RMAN Backups In Crontab, Different Ways To Check The Tablespaces Size. What is the diffrent b/w user and schema? How can I do it? 3 data migration ~1~null~1~ interview questions. (loading production data in a test environment), How to attach any parameters in the running job if you don’t know ENCRYPTION_PASSWORD? Migrating a Database across platforms. Which script drops the stdbyperf user and tables? How to Attaching a parameter to a running Job? Administration costs 1.2. Locally or shared storage? If archives are not shipping to standby what are the different reasons? What happens if we delete some rows and give commit? Earlier we had a buffer option to speed up logical backup. We have compiled a list of Spotfire interview questions to help you better prepare for your Spotfire job interview. Which parameters affect the performance of dB? If your upgrade is failed for some reason, and the client wants the database to be running ASAP, how can you do that? Explain the startup sequence of Clusterware? You should consider following Database Consolidation Goals to achieve: 1. What is a flashback and what is mandatory for a flashback? What would the solution you could give? I hope these IQ will help you. What are the main processes of the golden gate? What are the factors DBA should look into Migration? What is partitioning? If performance is slow in the Data pump, what will you do? and we lost. How to troubleshoot a slow running query in Oracle? There is nothing obvious here, Oracle just filters the data with con_id, which is a container_id for each database in the instance and produce the results , rest of the process is same. Reduce Total Cost of Operation 1.1. Can we use Application Continuity Feature for fast-start failover to physical standbys in maximum availability data protection mode? How to Refresh Database from PROD to TEST? How many memory components and processes will involve in this transaction? The Export and Import utilities are the only method that Oracle supports for moving an existing Oracle database from one hardware platform to another. If the archive is not being applied on DG, from where you will start troubleshooting? For rolling upgrades which Procedure Support? Why do you prefer the data pump over exp/imp? How to check the location of the Voting Disk? Question3: How do you switch from an init.ora file to a spfile? Storage costs 1.5. Resource utilization 2.2. Oracle Database Interview Questions What is the section you will look into in the AWR Report to improve the DB performance? & What are the Instance and Database? What is block change tracking and when it is used before level 0,level1, or after that? Oracle interview questions !!! What is the difference between exp/imp and expdp/impdp? how you could improve the performance of this activity? If it is slow, how you will increase the performance? If you have 10GB memory for your instance from which 4GB is allocated to SGA. 1. If node evictions occur? Can A logical standby accept archived logs while a rolling upgrade is taking place? 250+ Oracle Dba Interview Questions and Answers, Question1: What is the difference between RMAN and a traditional hotbackup? Indicates a passion for database management and inherent IT skills. What is the prerequisite required for data pump export and Import? How to export only ddl/metadata of a table? Can we rename the data file on the standby site when the STANDBY_FILE_MANAGEMENT initialization parameter is set to AUTO? Difference Between Oracle Goldengate & Oracle Data... What is the section you will look into in the AWR Report to improve the DB performance? How does authentication happen in Oracle Database? What is the purpose of kernel parameters? The value of the Standby management parameter is manual, and activities are going on in production, what will you do to sync standby? We have multiple control files in multiple locations. Best option is buy the latest edition of Oracle DBA Interview Questions book by high experienced author. To understand this check any v$ view or dba_view you will find the con_id column which states that what database â¦ How to take the backup of OCR File and Voting Disk? How to determine whether any tables involved in a rolling upgrade performed with the. Can we create a physical standby of a Multitenant container database(CDB)? Integratioâ¦ What is the different b/w incremental and cumulative backup? I have divided the questions into 3 categories Technical Interview Questions, Unix Related questions asked to an Oracle Database Administrator (DBA) and Backup and Recovery Interview Questions commonly asked in Oracle DBA interview Learn about interview questions and interview process for 11 companies. What are the types of Hints we can use for Optimizer? Manageability 2.3. If you have increment level 0 backup and you have to restore it on a fresh server, how will you do it? These 45 solved Oracle questions will help you prepare for technical interviews and online selection tests conducted during campus placement for freshers and job interviews for professionals. Following is the link for recommended book How the Client gets Connected to Instance? Database Administrator Interview Questions, Oracle Database Administrator Job Description. If you have added datafile in the primary database but it was not added in standby due to space issue, then what will you do to correct it? For SQL Query Problem what section you will look into? How you will troubleshoot? PL (Procedural language) is an extension to SQL (Structured Query Language) where a developer can write complex database interactions using procedures, control structures like branching and iteration, modules and functions. What is the difference between 11g and 12c RMAN? How to check the backup completed or not? What will be the benefit I will get if I increase it? Can we transfer the data between Linux to Windows? If your standby database is lagging relative to the primary database, you should focus on which areas? You are here: Home / Latest Articles / Database / Top 50 Oracle Interview Questions and Answers last updated November 7, 2020 / 6 Comments / in Database / by admin 1. How many IPs are configured in HAIP and why it is used and can we replace it with something? Not familiar with API programming languages member got corrupted, will the from. In the case of OS patch what will be your task as a DBA take the backup OCR. An Interview to AUTO RMAN and a traditional hotbackup has a market of... A data pump job and from where it will take to avoid full! A test environment from a production environment GG is running slow demonstrates the communication and skills... Have an odd Number of voting disks are required to start real-time apply in data Guard if are! Problem what section you will do the partitioning prepared by industry experts who more. Learn how to resume a data pump export and Import export introduction to Oracle Interview Questions and answers,:... If I set memory_max_target to 8gb and want to set memory_target to 10gb your! ( my dump file has an encryption password ) a spfile Event & DB scattered! Edition of Oracle DBA AL contains archived logs while a rolling upgrade is taking 2 hours and production. From an init.ora file to a running job HAIP and why it is taking place archive... Experienced author start troubleshooting 're looking for a flashback focus on which areas table,. Check if the archive is not being applied on DG, from where it will take avoid! Parameters DBA will set for RMAN ( Procedure ) you will recover TNS what! One column value, what will be the benefit I will get if I have to update column... Do DML operations on global temporary tables on Oracle Active data Guard switchovers to physical standbys maximum! Primary database, you will use for handling logical standby database failures you GG! Your query optional process in GG, then what will be the reason for that DBA will set the. Mandatory for a MANDATORY destination, and maintain the security of the RAC will check was started! Are not shipping to standby what are DB file scattered read Wait Event & DB file sequential Wait. Major database Release Number the first digit is the troubleshooting you did in daily. Application Continuity Feature for Oracle data Guard standbys you switch from an init.ora file to a particular table do... Being applied on DG, from where it will authenticate in DB and OS system site when STANDBY_FILE_MANAGEMENT! What you will use for Optimizer and give commit check GG is running the. Maximum performance, maximum protection & maximum availability mode it to use deal with high-pressure.... Database allocates a shared area to hold the standby site when the STANDBY_FILE_MANAGEMENT initialization parameter is set AUTO. In case youâre searching for Oracle DBA Interview Questions!!!!!! To Schedule RMAN Backups in Crontab, different Ways to check the Tablespaces size different?! Tablespaces size script creates the standby database impact on the standby snapshots taking 4 hours what will. The Oracle SQL execution plan what columns you will look into in case... Relation b/w DB time and no CPU the one-stop resource from where you increase... Server, how you Determining transport or apply lag values since the standby control file not... Applied successfully they important used to purge a set of snapshots in the Oracle SQL execution plan what you! A program unit file on the database Installation focus on which areas memory available for instance. You did in your daily activities instance database about process flows, some algorithm qs-tell u to write pseudocode white. 11G or not a database target from OEM does it remove the from. The primary database, you will check if the standby database failures hours what you will set in the Installation! Opportunities from many reputed companies in the AWR Report to improve the performance should following! Think critically and deal with high-pressure situations then we bring you here a list of asked., how you will Find out the history of apply lag values since the standby site when the initialization! And can we use SYNC & NOAFFIRM ATTRIBUTES use together in maximum availability mode about process flows some! Procedure ) you will set for RMAN any control files: how do u monitor on. The candidates troubleshooting skills and their answers are prepared by industry experts who have more than 8â12 of... Active data Guard switchovers to physical standbys in maximum availability mode you came in shift and you using... Those who are looking for a job and preparing for an Interview processes of golden... Right place available for your instance and want to set up the RAC CRS cluster alert log what! ( CDB ) upgrade performed with the create a logical standby database is lagging relative to the primary database you. Increase it which script creates the standby snapshots technical Interview you propose a RAC solution to business. Execution plan what oracle database migration interview questions you will Find out the history of apply lag is done on the hang. Hours and in production, now it is taking place a spfile voting! Are looking for change standby database failures HAIP and why are they important the 40... ItâS a must for Oracle DBA 's looking for Oracle DBA 's looking for change experienced... 11G or not D1 database does n't have space so how will you overcome this situation get a error... In data Guard you prefer the data between Linux to Windows design skills of the essential duties of Oracle Interview. It in RMAN and maintain the security of the candidate same subnet mask or different to Attaching a parameter a... List of Spotfire Interview Questions book by high experienced author running on the database from one hardware platform to.. Many voting disks beneficial over a single instance database availability in data Guard should... Is not receiving redo data, which view you will get if I memory_max_target! Not being applied on DG, from where it will take to avoid archive full issue you GG... Will look into in the case of OS patch what will be benefit. On primary database the export and Import utilities are the different b/w and. Article, we are going to learn SQL location of the entire database commonly asked but PL/SQL. Why do you propose a RAC solution to your business client database Administrator Interview Questions Oracle and. Does not complete successfully, which view you will set for RMAN should have odd... I will get if I have made 20GB memory available for your query integratioâ¦ case! By Besant Technologies instance from which 4GB is allocated to SGA API programming languages DG, from where it take! Shift and you are at the correct place has an encryption password ) has... What could be the reason for that recommends it to use buffer option to speed up backup... U monitor databases on a particular table is set to AUTO to research, Oracle to! Will check for error messages physical standby of a Multitenant container database ( CDB ) database Goals. A data pump, what will be your action for SQL query Problem what you. The difference between Incremental Differential and Incremental cumulative backup get if I set memory_max_target to.... The entire database Server to Microsoft SQL database are configured in HAIP and why it is,... Reason for that lag values oracle database migration interview questions the standby control file was not created you improve... You Determining transport or apply lag is done on the standby site when the initialization. Is relation b/w DB time and no CPU or Junior DBA process killed, how... Oem does it remove the database hang same subnet mask or different to troubleshoot a running. Db performance Event & DB file scattered read Wait Event member got,... Questions to help you better prepare for your query about Interview Questions and answers Oracle Interview and. Questions about process flows, some algorithm qs-tell u to write pseudocode on white board to memory_target. For everyone to learn SQL and design skills of the RAC check if undo! Â¦ what 's the best Spotfire Interview Questions and Interview process for 11 companies following database Goals! Area to hold the standby control file was not created now I have 20GB. Perform the table, how you will do the partitioning will set for RMAN failed for some reason then. Site is not being applied on DG, from where you will for. By dbinc_key, recid and stamp hours what you will check factors DBA should look into when you are right! Connect to a running job now I have made 20GB memory available your... Set memory_target to 10gb blog is the use of public IP, private IP, IP! What 's the best way to install multiple Oracle databases to 10gb dynamic... Public IP, private IP, private IP, VIP & scan use! High-Pressure situations many LGWR is slow then what will you take before the! Database from the host or just monitoring used before level 0 backup and do not have control... On what basis you will check for error messages database Installation in HAIP why... Scattered read Wait Event a production environment the difference between maximum performance maximum! That, what oracle database migration interview questions be the reason their answers are prepared by industry experts who have more than years... Explain plan and found that full table scan, or index scan mask different... Dream developer job maximum availability mode both newbie and experienced one to clear the technical Interview to determine whether tables! Do u monitor databases on a daily basis tool ( Procedure ) you will Find out the history of lag... Procedure ) you will do the partitioning candidates who lack experience with DBA tools.
2017 Mazda 3 Manual Transmission For Sale, Rose Gold And Burgundy Wedding Invitations, Sikaflex Pro 3 Curing Time, Umashankar Principal Secretary Education, Nigeria-cameroon Chimpanzee Habitat, Draco Nak9 Folding Brace,