Home »
MCQs »
Oracle MCQs
Oracle Overview, Introduction MCQs
Oracle Overview, Introduction MCQs: This section contains multiple-choice questions and answers on Overview, Introduction of Oracle.
Submitted by Anushree Goswami, on June 05, 2022
1. An Oracle database is an ____ from Oracle Corporation.
- RDBMS
- MDBMS
- ADBMS
- None
Answer: A) RDBMS
Explanation:
An Oracle database is an RDBMS from Oracle Corporation.
Discuss this Question
2. A database is a ____ collection of data that is organized electronically and stored in a device.
- Non-structured
- Structured
- Aligned
- Non-aligned
Answer: B) Structured
Explanation:
A database is a structured collection of data that is organized electronically and stored in a device.
Discuss this Question
3. Information can be ____ easily with database help.
- Accessed
- Managed
- Found
- All of the above
Answer: D) All of the above
Explanation:
Information can be accessed, managed, and found easily with its help.
Discuss this Question
4. Prior to the invention of the database system, ____ files were extensively used to store data.
- Circle
- Flat
- Square
- Triangle
Answer: B) Flat
Explanation:
Prior to the invention of the database system, flat files were extensively used to store data.
Discuss this Question
5. Due to its ability to eliminate redundant data, ____ databases are more popular than flat files.
- Analytical
- Relational
- Structural
- None
Answer: B) Relational
Explanation:
Due to its ability to eliminate redundant data, relational databases are more popular than flat files.
Discuss this Question
6. ____ Database is the most popular relational database system (RDBMS) among other relational databases due to its huge market share.
- Relational
- Analytical
- Oracle
- None
Answer: C) Oracle
Explanation:
Oracle Database is the most popular relational database system (RDBMS) among other relational databases due to its huge market share.
Discuss this Question
7. Which of the following comes under relational database?
- MySQL
- DB2
- SQL Server
- All of the above
Answer: D) All of the above
Explanation:
The following comes under relational database - MySQL, DB2, SQL Server, etc.
Discuss this Question
8. Oracle Database is also known as ____.
- OracleAB
- OracleBB
- OracleCB
- OracleDB
Answer: D) OracleDB
Explanation:
Oracle Database is also known as OracleDB.
Discuss this Question
9. In which year Oracle Database has been created?
- 1967
- 1977
- 1987
- 1997
Answer: B) 1977
Explanation:
Oracle Database was created in 1977.
Discuss this Question
10. Data can be ____ with Oracle, which is one of the most popular relational databases.
- Stored
- Accessed
- Organized
- All of the above
Answer: D) All of the above
Explanation:
Data can be stored, accessed, and organized with Oracle, which is one of the most popular relational databases.
Discuss this Question
11. In 1995, Oracle released its first database designed for computing on a grid and for data ____.
- Storage
- Warehousing
- Access
- None
Answer: B) Warehousing
Explanation:
In 1995, Oracle released its first database designed for computing on a grid and for data warehousing.
Discuss this Question
12. With enterprise ____ computing, information and applications can be managed in a flexible and cost-effective manner.
- Log
- Grid
- Array
- Stack
Answer: B) Grid
Explanation:
With enterprise grid computing, information and applications can be managed flexibly and cost-effectively.
Discuss this Question
13. Oracle interacts with the database using ____ queries.
- SQL
- SSL
- SDL
- DSL
Answer: A) SQL
Explanation:
Oracle interacts with the database using SQL queries.
Discuss this Question
14. There are several platforms for Oracle databases, including _____ and Mac OS.
- Windows
- UNIX
- Linux
- All of the above
Answer: D) All of the above
Explanation:
There are several platforms for Oracle databases, including Windows, UNIX, Linux, and Mac OS.
Discuss this Question
15. ____, Linux, Microsoft Windows Server, Solaris, SunOS, macOS, etc. are some of the operating systems Oracle supports.
- IBM
- AIX
- HP-UX
- All of the above
Answer: D) All of the above
Explanation:
IBM AIX, HP-UX, Linux, Microsoft Windows Server, Solaris, SunOS, macOS, etc. are some of the operating systems Oracle supports.
Discuss this Question
16. The Oracle Corporation began supporting open platforms such as ____ in the late 1990s.
- GNU
- Linux
- Both A and B
- None of the above
Answer: C) Both A and B
Explanation:
The Oracle Corporation began supporting open platforms such as GNU/Linux in the late 1990s.
Discuss this Question
17. Which of the following is Oracle Database Edition?
- Enterprise Edition
- Standard Edition
- Express Edition
- All of the above
Answer: D) All of the above
Explanation:
The Oracle Database Edition are -
- Enterprise Edition
- Standard Edition
- Express Edition
- Oracle Lite
- Personal Edition
Discuss this Question
18. ____ Edition has the highest level of security and robustness.
- Enterprise
- Standard
- Express
- Personal
Answer: A) Enterprise
Explanation:
Enterprise Edition has the highest level of security and robustness.
Discuss this Question
19. In addition to ____, Enterprise Edition comes with all features.
- Superior Performance
- Security
- Both A and B
- None of the above
Answer: C) Both A and B
Explanation:
In addition to superior performance and security, Enterprise Edition comes with all features.
Discuss this Question
20. Users who do not need Enterprise Edition's comprehensive package can use ___ Edition's base functionality.
- Standard
- Express
- Personal
- None
Answer: A) Standard
Explanation:
Users who do not need Enterprise Edition's comprehensive package can use Standard Edition's base functionality.
Discuss this Question
21. A lightweight and free version of Express Edition for ____ are available.
- Windows
- Linux
- Both A and B
- None of the above
Answer: C) Both A and B
Explanation:
A lightweight and free version of Express Edition for Windows and Linux are available.
Discuss this Question
22. ____ has been designed to work on mobile devices.
- Oracle Lite
- Express Edition
- Personal Edition
- None
Answer: A) Oracle Lite
Explanation:
Oracle Lite has been designed to work on mobile devices.
Discuss this Question
23. The Oracle ____ Application Clusters feature is not included in the Oracle Personal Edition.
- Real
- Virtual
- Augmented
- None
Answer: A) Real
Explanation:
The Oracle Real Application Clusters feature is not included in the Oracle Personal Edition.
Discuss this Question
24. Oracle Corporation is one of the ___ software companies in the world. The company develops and markets business software applications.
- Smallest
- Largest
- Average
- None
Answer: B) Largest
Explanation:
Oracle Corporation is one of the largest software companies in the world. The company develops and markets business software applications.
Discuss this Question
25. In addition to Oracle database products, the company now offers a range of ____.
- Cloud-based products
- Cloud-based Services
- Both A and B
- None of the above
Answer: C) Both A and B
Explanation:
In addition to Oracle database products, the company now offers a range of cloud-based products and services.
Discuss this Question
26. Oracle's ____ database was the first to support SQL, which became the industry standard after a few years.
- Relationship
- Composite
- Redundancy
- None
Answer: A) Relationship
Explanation:
Its relationship database was the first to support SQL, which became the industry standard after a few years.
Discuss this Question
27. What was the name of the company that created Oracle?
- System Development Lawns
- System Destructive Labs
- System Development Labs
- System Destructive Lawns
Answer: C) System Development Labs
Explanation:
The name of the company that created Oracle is System Development Labs.
Discuss this Question
28. With Oracle database, data is managed in an ____ manner.
- Open
- Integrated
- Complete
- All of the above
Answer: D) All of the above
Explanation:
With the Oracle database, data is managed in an open, integrated, and complete manner.
Discuss this Question
29. A powerful database management system must have the following features,
- Scalability
- Availability
- Both A and B
- None of the above
Answer: C) Both A and B
Explanation:
A powerful database management system must have the following features: Scalability, Availability, etc.
Discuss this Question
30. Which of the following is an Oracle feature?
- Analytics
- Management
- Security
- All of the above
Answer: D) All of the above
Explanation:
The following are the Oracle feature:
- Analytics
- Management
- Security
- Scalability
- Availability
- Performance
Discuss this Question
31. Availability means that the database is always available 24x7, i.e., never _____.
- Offline
- Out of Service
- Both A and B
- None of the above
Answer: C) Both A and B
Explanation:
This means that the database is always available 24x7, i.e. never offline or out of service.
Discuss this Question
32. Due to its Data ____ functionality, Oracle provides high availability for databases.
- Guide
- Guard
- Grid
- None
Answer: B) Guard
Explanation:
Due to its Data Guard functionality, Oracle provides high availability for databases.
Discuss this Question
33. With the Data Guard functionality, a backup copy of the ____ database can be used if the _____ fails.
- Primary
- Secondary
- Tertiary
- None
Answer: A) Primary
Explanation:
With the Data Guard functionality, a backup copy of the primary database can be used if the primary fails.
Discuss this Question
34. In order to prevent unauthorized access to Oracle databases, Oracle has a mechanism for _____ to the database.
- Controlling
- Accessing
- Both A and B
- None of the above
Answer: C) Both A and B
Explanation:
In order to prevent unauthorized access to Oracle databases, Oracle has a mechanism for controlling access and controlling access to the database.
Discuss this Question
35. ____ are two of Oracle's database protection solutions.
- Transpired Data Encryption
- Data Reduction
- Both A and B
- None of the above
Answer: C) Both A and B
Explanation:
TDE (Transparent Data Encryption) and Data Redaction are two of Oracle's database protection solutions.
Discuss this Question
36. Encryption of data is available both at the source and after ____ with TDE.
- Import
- Export
- Process
- None
Answer: B) Export
Explanation:
Encryption of data is available both at the source and after export with TDE.
Discuss this Question
37. In addition to Oracle Database ____ and Oracle Label Security, Oracle also provides others security features.
- Vault
- Volt
- Vat
- None
Answer: A) Vault
Explanation:
In addition to Oracle Database Vault and Oracle Label Security, Oracle also provides other security features.
Discuss this Question
38. As an Oracle database scales based on usage, it offers features like _____.
- Real Application Clusters
- Portability
- Both A and B
- None of the above
Answer: C) Both A and B
Explanation:
As an Oracle database scales based on usage, it offers features like Real Application Clusters (RAC) and Portability.
Discuss this Question
39. Depending on the clustered environment, it may include features like rolling instance ____ and many others.
- Migrations
- Performing Upgrades
- Monitoring Application Performance
- All of the above
Answer: D) All of the above
Explanation:
Depending on the clustered environment, it may include features like rolling instance migrations, performing upgrades, monitoring application performance, and many others.
Discuss this Question
40. There are several Oracle performance optimization tools available, including ____, Oracle Database In-Memory, Oracle Real Application Testing, and Oracle Times Ten Application-Tier Database Cache.
- Oracle Advanced Compression
- Oracle Basic Compression
- Oracle Known Compression
- Oracle Unknown Compression
Answer: A) Oracle Advanced Compression
Explanation:
There are several Oracle performance optimization tools available, including Oracle Advanced Compression, Oracle Database In-Memory, Oracle Real Application Testing, and Oracle Times Ten Application-Tier Database Cache.
Discuss this Question
41. Optimization tools aim to boost the performance of a system to its ____ potential.
- Least
- Best
- Worst
- None
Answer: B) Best
Explanation:
Optimization tools aim to boost the performance of a system to its best potential.
Discuss this Question
42. What is/are the solution(s) the Oracle has in the field of analytics?
- Oracle Analytic Processing
- Oracle Advanced Analytics
- Both A and B
- None of the above
Answer: C) Both A and B
Explanation:
The solutions Oracle has in the field of analytics are -
- Oracle Analytic Processing
- Oracle Advanced Analytics
Discuss this Question
43. Analytical calculations on business data are performed by _____.
- Oracle Analytics Processing
- Oracle Advanced Analytics
- Both A and B
- None of the above
Answer: A) Oracle Analytics Processing
Explanation:
Analytical calculations on business data are performed by Oracle Analytics Processing.
Discuss this Question
44. Oracle Advanced Analytics facilitates the development of predictive business models by combining Oracle _ Enterprise with Oracle Data Mining, which helps customers evaluate data and text mining, as well as statistical data processing.
- A
- B
- Q
- R
Answer: D) R
Explanation:
Oracle Advanced Analytics facilitates the development of predictive business models by combining Oracle R Enterprise with Oracle Data Mining, which helps customers evaluate data and text mining, as well as statistical data processing.
Discuss this Question
45. In a consolidated design, Oracle Multitenant combines a/the ____ container database with many pluggable databases.
- Single
- Double
- Triple
- Multiple
Answer: A) Single
Explanation:
In a consolidated design, Oracle Multitenant combines a single container database with many pluggable databases.
Discuss this Question
46. What is/are the benefit(s) of Oracle Database?
- Performance
- Portability
- Backup and Recovery
- All of the above
Answer: D) All of the above
Explanation:
The benefits of Oracle Database are -
- Performance
- Portability
- Backup and Recovery
- PL/SQL
- Multiple Database
- Flashback Technology
Discuss this Question
47. We can achieve ___ database performance with Oracle's procedures and principles.
- Low
- High
- Average
- None
Answer: B) High
Explanation:
We can achieve high database performance with Oracle's procedures and principles.
Discuss this Question
48. Using performance optimization techniques in its database, we can reduce ____.
- Query Execution Time
- Increase Operations
- Both A and B
- None of the above
Answer: C) Both A and B
Explanation:
Using performance optimization techniques in its database, we can reduce query execution time and increase operations.
Discuss this Question
49. Oracle's database can be ____ from one platform to another compared to other competitors.
- Texted
- Ported
- Changed
- Mixed
Answer: B) Ported
Explanation:
Oracle's database can be ported from one platform to another compared to other competitors.
Discuss this Question
50. Around 20 different _____ protocols and over 100 different hardware platforms are supported by this database.
- Networking
- Repeating
- Adhesive
- Hardware
Answer: A) Networking
Explanation:
Around 20 different networking protocols and over 100 different hardware platforms are supported by this database.
Discuss this Question
51. With this database, you can easily write an Oracle application in a secure manner without having to make changes to your ____.
- OS
- Hardware
- Both A and B
- None of the above
Answer: C) Both A and B
Explanation:
With this database, you can easily write an Oracle application in a secure manner without having to make changes to your OS or hardware.
Discuss this Question
52. By using the RMAN (_____ Manager) functionality of the Oracle database, it is very easy to recover quickly.
- Remodule
- Restore
- Recovery
- Recycle
Answer: C) Recovery
Explanation:
By using the RMAN (Recovery Manager) functionality of the Oracle database, it is very easy to recover quickly.
Discuss this Question
53. Backups can be performed ____ with RMAN.
- Online
- Archived
- Continuously
- All of the above
Answer: D) All of the above
Explanation:
Backups can be performed online, archived, or continuously with RMAN.
Discuss this Question
54. SQL* ____ can also be used for recovery, which is also known as user-managed recovery.
- MINUS
- PLUS
- MULTIPLY
- DIVIDE
Answer: B) PLUS
Explanation:
SQL* PLUS can also be used for recovery, which is also known as user-managed recovery.
Discuss this Question
55. For ____ programming, PL/SQL extension support is one of the biggest benefits of Oracle databases.
- Procedural
- Non-procedural
- Structural
- Non-structural
Answer: A) Procedural
Explanation:
For procedural programming, PL/SQL extension support is one of the biggest benefits of Oracle databases.
Discuss this Question
56. Multiple database instances can be managed on ____ server with Oracle database.
- One
- Two
- Three
- Multiple
Answer: A) One
Explanation:
Multiple database instances can be managed on one server with an Oracle database.
Discuss this Question
57. The application manages CPU allocations on a database instance server using an instance ____ approach.
- Caging
- Gazing
- Hazing
- Wazing
Answer: A) Caging
Explanation:
The application manages CPU allocations on a database instance server using an instance caging approach.
Discuss this Question
58. It is possible to manage services across multiple instances using ____ together.
- Database Resource Management
- Instane Caging
- Both A and B
- None of the above
Answer: C) Both A and B
Explanation:
It is possible to manage services across multiple instances using database resource management and instance caging together.
Discuss this Question
59. Using ____ technology, it is possible to recover those data that have been improperly deleted or lost due to human error. These include data that has been accidentally deleted, data that has been deleted in error, or data that has been dropped.
- Backup
- Recovery
- Flashback
- Deletion
Answer: C) Flashback
Explanation:
Using flashback technology, it is possible to recover those data that have been improperly deleted or lost due to human error. These include data that has been accidentally deleted, data that has been deleted in error, or data that has been dropped.
Discuss this Question
60. What is/are the disadvantage(s) of Oracle Database?
- Complexity
- Cost
- Difficult to Manage
- All of the above
Answer: D) All of the above
Explanation:
The disadvantages of Oracle Database are:
- Complexity
- Cost
- Difficult to Manage
Discuss this Question