Computers and IT MCQs
Computer Awareness Questions and Quiz for Banking, IBPS, RRB, RBI, SBI, NABARD examinations of 2024-2025. Computer Awareness MCQs for Competitive Exams. GKToday Computer Awareness for IBPS PO, IBPS Clerk, Bank PO, Bank Clerk and other entrance / competitive examinations.
21. Which of the following names is given to the near-minimum amount of software that can provide the mechanisms needed to implement an operating system?
[A] Microkernel
[B] μ-kernel
[C] Both a and b
[D] None of the Above
Show Answer
Correct Answer: C [Both a and b]
Notes:
A microkernel is often abbreviated as μ-kernel. It is the near-minimum amount of software that can provide the mechanisms needed to implement an operating system.
22. Which of the following are the most important criteria for measuring the performance of an Operating system?
[A] Waiting Time
[B] Turnaround Time
[C] Both a and b
[D] System Clock
Show Answer
Correct Answer: C [Both a and b]
Notes:
The CPU efficiency/input decreases as the turnaround time/ waiting time of the processor increases. it is desirable to have less turnaround time and waiting time for all processes.
23. What are the terms used for Technical Debt?
[A] Code Debt
[B] Design Debt
[C] Both a and b
[D] None of the Above
Show Answer
Correct Answer: C [Both a and b]
Notes:
Technical debt is a concept in software development. It reflects the implied cost of additional rework caused by choosing an easy solution now instead of using a better approach.
24. Which of the following are the advantages of using a DBMS?
[A] Data security
[B] Data abstraction
[C] Data integrity
[D] All of the Above
Show Answer
Correct Answer: D [All of the Above]
Notes:
Data abstraction and independence A DBMS provides following advantages: Data security A locking mechanism for concurrent access An efficient handler to balance the needs of multiple applications using the same data The ability to swiftly recover from crashes and errors, including restart ability and recoverability Robust data integrity capabilities Logging and auditing of activity.
25. Which one of the following is not an example of WAN?
[A] Ethernet
[B] ISDN
[C] Frame Relay
[D] ATM
Show Answer
Correct Answer: A [Ethernet]
Notes:
In MAN, various LANs are connected to each other through a telephone exchange line. The most widely used protocols in MAN are RS- 232, Frame Relay, ATM, ISDN, OC-3, ADSL, etc.
26. Which of the following device distributes network traffic across a number of servers?
[A] IDS
[B] Load Balancer
[C] Switch
[D] Hub
Show Answer
Correct Answer: B [Load Balancer]
Notes:
A load balancer is a device that acts as a reverse proxy and distributes network or application traffic across a number of servers. Load balancers are used to increase capacity and reliability of applications
27. Which of the following represents the Transmission time?
[A] Message size/Bandwidth
[B] Message size *Bandwidth
[C] 1/2 (Message size/Bandwidth)
[D] 2 *(Message size/Bandwidth)
Show Answer
Correct Answer: A [Message size/Bandwidth]
Notes:
The transmission time, is the amount of time from the beginning until the end of a message transmission. It depends on the size of the message and the bandwidth of the channel. Transmission time =Message size / Bandwidth
28. What is the maximum bandwidth limit that a CAT2 cable can support?
[A] upto 1 Mbps
[B] upto 4 Mbps
[C] upto 10 Mbps
[D] upto 100 Mbps
Show Answer
Correct Answer: B [upto 4 Mbps]
Notes:
Category 2, also known as CAT2, is a type of ethernet cable which supports speeds up to 4 Mbps. Mostly used in token ring networks, it surpasses Category 1 cable which has a maximum data transmission speed of upto 1 Mbps. CAT2 cable gave people a significant improvement in data speeds during its widespread use.
29. Which was the final version of Internet Explorer before it got discontinued?
[A] 9
[B] 10
[C] 11
[D] 12
Show Answer
Correct Answer: C [11]
Notes:
Microsoft Internet Explorer version 11 was the eleventh and final version of the browser. It was officially released in 2013 for Windows 8.1.
30. Which of these was the first web browser for Microsoft Windows?
[A] ViolaWWW
[B] Cello
[C] Mosaic
[D] Erwise
Show Answer
Correct Answer: B [Cello]
Notes:
Cello was the first web browser to run on the Microsoft Windows. Cello is an early graphical web browser for Windows 3.1 and it was developed by Thomas R. Bruce.
