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 is the name given to the illegal copy of software?
[A] Loader
[B] Bootleg
[C] Virus
[D] None of the Above
Show Answer
Correct Answer: B [Bootleg]
Notes:
A bootleg is an illegal copy of software that was not purchased from the developer or retail store. It is synonymous with piracy, and there are many laws which prohibit and restrict the sale of bootleg software.
22. Which of the following languages is widely known for the use of turtle graphics?
[A] FORTRAN
[B] LOGO
[C] BASIC
[D] Java
Show Answer
Correct Answer: B [LOGO]
Notes:
Logo is an educational programming language. The name was coined by Feurzeig. Logo is widely known for its use of turtle graphics, in which commands for movement and drawing produced line or vector graphics.
23. Which one of the following is the first scientist to bring the idea of Personal Area Network?
[A] Nickey Jobs
[B] Hardley Jesley
[C] Thomas Zimmerman
[D] None of the Above
Show Answer
Correct Answer: C [Thomas Zimmerman]
Notes:
Thomas Zimmerman was the first research scientist to bring the idea of the Personal Area Network. Personal Area Network covers an area of 30 feet
24. 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.
25. Which of the following devices has high bandwidth?
[A] Switch
[B] Router
[C] Modem
[D] Bridge
Show Answer
Correct Answer: A [Switch]
Notes:
A network switch is a computer networking device that connects devices on a computer network by using packet switching to receive, process, and forward data to the destination device.
26. What is the actual measurement of data that can be sent over network?
[A] Bandwidth
[B] Throughput
[C] Queue size
[D] None of the above
Show Answer
Correct Answer: B [Throughput]
Notes:
The throughput is the actual measurement of data that can be sent over network. It is different from Bandwidth which is the maximum amount of data that can travel through a network.
27. Which of the following represents a nibble data?
[A] 2 bits
[B] 4 bits
[C] 6 bits
[D] 8 bits
Show Answer
Correct Answer: B [4 bits]
Notes:
Nibble refers to the half of an eight-bit byte or four binary digits. Byte is a group of bits (8 bits) used to represent a character. A byte is considered as the basic unit of measuring memory size in computer.
28. Which of the following is not a disadvantage of a Tree network topology?
[A] It is heavily cabled
[B] Error detection is difficult
[C] High cost
[D] Whole network fails if central hub fails
Show Answer
Correct Answer: B [Error detection is difficult]
Notes:
One of the advantages of TREE network topology is that the error detection is easily done. Also, it is easy to manage and expand.
29. Who invented the Twister pair cables?
[A] James Macmillan
[B] Henry Ford
[C] Alexander Graham Bell
[D] Ron Cable
Show Answer
Correct Answer: C [Alexander Graham Bell]
Notes:
Twisted-pair cabling was invented by Alexander Graham Bell in 1881. It is a type of wiring in which two conductors of a single circuit are twisted together for the purposes of improving electromagnetic compatibility.
30. Which of the following switching methods was used by ARPANET?
[A] Message-switching
[B] Packet-switching
[C] Circuit-switching
[D] None of the above
Show Answer
Correct Answer: B [Packet-switching]
Notes:
The Advanced Research Projects Agency Network or as it is called as ARPANET was an early packet-switching network and the first network to implement the TCP/IP protocol suite.
