Computer Aptitude Quiz - Competitive Exams Banking

Free practice quiz: Computer Aptitude (Competitive Exams Banking). 103 multiple-choice questions with answers and explanations. Play online, no sign-up needed.

This Competitive Exams Banking practice quiz has 103 multiple-choice questions on Computer Aptitude. Try the 5 sample questions below (tap an option to check yourself), then play the full quiz online. No sign-up needed.

Sample questions

1. What does CPU stand for?

   1. Computer Personal Unit
   2. Central Processing Unit
   3. Central Program Unit
   4. Central Processor Unit
   Show answer

   Answer: B. Central Processing Unit

2. What is the maximum value of an 8-bit unsigned integer?

   1. 128
   2. 127
   3. 255
   4. 256
   Show answer

   Answer: C. 255

3. Which of the following is a valid IPv6 address?

   1. 255.255.255.0
   2. 10.0.0.1
   3. 192.168.1.1
   4. 2001:0db8:85a3:0000:0000:8a2e:0370:7334
   Show answer

   Answer: D. 2001:0db8:85a3:0000:0000:8a2e:0370:7334

4. What is the size of an IPv4 address?

   1. 16 bits
   2. 64 bits
   3. 128 bits
   4. 32 bits
   Show answer

   Answer: D. 32 bits

5. Which of the following is a primary key characteristic in a relational database?

   1. It can contain NULL values
   2. It must be a numeric field
   3. It can be duplicated across rows
   4. It uniquely identifies each record in a table
   Show answer

   Answer: D. It uniquely identifies each record in a table

More questions in this quiz

Answers and explanations are in the full quiz.

1. Which of the following is an input device?
2. What is the full form of RAM?
3. Which key is used to delete characters to the left of the cursor?
4. What is the default file extension for MS Word documents (2007 and later)?
5. Which of the following is NOT an operating system?
6. What does WWW stand for?
7. Which shortcut key is used to copy in Windows?
8. What is the smallest unit of data in a computer?
9. What does LAN stand for?
10. Which protocol is used for sending emails?
11. In MS Excel, which function is used to find the average of a range of cells?
12. Which of the following is a database management system?
13. What is the primary function of a firewall?
14. What does HTTP stand for?
15. Which keyboard shortcut is used to save a document?
16. What is the full form of TCP/IP?
17. Which layer of the OSI model is responsible for routing?
18. In MS Excel, what does the '$' symbol do in a cell reference (e.g., $A$1)?
19. What is the purpose of the ARP protocol?
20. Which of the following is an example of a symmetric encryption algorithm?
21. What is the binary equivalent of decimal number 10?
22. Which type of software is designed to manage and control hardware resources and provide services for application programs?
23. In computer architecture, what is the process of fetching, decoding, and executing an instruction together called?
24. Which SQL clause is used to filter rows after grouping has been performed?
25. What is the purpose of a MAC address in a computer network?
26. Which of the following is a volatile memory technology used for CPU cache?
27. In networking, what does subnet masking primarily achieve?
28. Which file format is commonly used for electronic documents that preserve formatting across different devices?
29. What is the primary role of a compiler?
30. Which HTTP status code indicates that a requested resource has been permanently moved to a new URL?
31. In object-oriented programming, what does encapsulation refer to?
32. What is the primary function of DHCP in a network?
33. In a spreadsheet, which operation is performed by the VLOOKUP function?
34. Which of the following best describes a relational database?
35. What is the primary purpose of a digital signature?
36. In MS Excel, which chart type is best suited for showing the proportion of each category to the whole?
37. Which of the following is a non-volatile storage device that uses magnetic storage?
38. In operating systems, what is thrashing?
39. What does the acronym VoIP stand for?
40. In a computer, what is the function of the ALU?
41. Which of the following is an example of a cloud deployment model where services are shared among several organizations with common concerns?
42. What is the primary difference between a hub and a switch in networking?
43. In MS Word, which feature is used to automatically create a list of headings and page numbers?
44. Which of the following is a common backing storage technology used in solid-state drives (SSDs)?
45. Which computer bus connects the CPU directly to main memory for high-speed data transfer?
46. What is the primary function of a computer's Northbridge chip?
47. In computer architecture, what is instruction pipelining used for?
48. Which cache mapping technique allows a memory block to be placed in any cache line?
49. What is the purpose of the Translation Lookaside Buffer (TLB) in a computer?
50. Which RAID level uses disk mirroring without parity?
51. In DBMS, which normal form eliminates transitive dependencies?
52. Which SQL command is used to remove all rows from a table without logging individual row deletions?
53. In an ER diagram, what does a diamond shape represent?
54. What type of cyber attack involves an attacker secretly altering communication between two parties?
55. Which security principle states that a user should be given only the minimum access rights needed to perform their job?
56. What is the primary purpose of a checksum in data transmission?
57. In the OSI model, which layer is responsible for end-to-end reliable data delivery?
58. Which network topology connects every device to a central device, forming a star-like structure?
59. In mobile computing, what does LTE stand for?
60. Which of the following is an example of a NoSQL database?

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