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. There is a system software which performs the task of resolution of externally defined symbols. What is the name of such a system software?
[A] Loader
[B] Linker
[C] Compiler
[D] Assembler
Show Answer
Correct Answer: B [Linker]
Notes:
A linker is a computer program that takes one or more object files generated by a compiler and combines them into one, executable program. The compiler automatically invokes the linker as the last step in compiling a program.
22. Which of the following is the Vector Graphics Editor?
[A] Sunbird
[B] CAD
[C] Adobe Photoshop
[D] Corel Draw
Show Answer
Correct Answer: D [Corel Draw]
Notes:
CorelDraw is a vector graphics editor developed and marketed by Corel Corporation. It includes the bitmap-image editor Corel Photo- Paint as well as other graphics-related programs.
23. Which of the following are the objects in Microsoft Access?
[A] Tables
[B] Queries
[C] Reports
[D] All of the Above
Show Answer
Correct Answer: D [All of the Above]
Notes:
Databases in MS Access are composed of four objects.These are tables, queries, forms, and reports.Together, these objects allow us to enter, store, analyze, and compile data according to the wish.
24. There is a situation in which resources are held by two or more connections that are each needed by the other connections. What is the name given to such a situation?
[A] Deadlock
[B] Debugging
[C] Instance
[D] Remote Procedure Call
Show Answer
Correct Answer: A [Deadlock]
Notes:
Deadlock is a situation in which resources are held by two or more connections that are each needed by the other connections so that they are stuck in an infinite wait loop.
25. Which of the following is the name given to the computers on a network?
[A] Point
[B] Server
[C] Nodes
[D] Connection
Show Answer
Correct Answer: C [Nodes]
Notes:
A computer network is a set of connected computers. Computers on a network are called nodes. The connection between computers can be done via cabling, most commonly the Ethernet cable, or wirelessly through radio waves.
26. Which of the following represents a sine wave?
[A] Non-periodic analog signal
[B] Periodic analog signal
[C] Periodic digital signal
[D] Non-periodic digital signal
Show Answer
Correct Answer: B [Periodic analog signal]
Notes:
The sine wave is the most fundamental form of a periodic analog signal. A periodic signal completes a pattern within a measurable time frame, called a period, and repeats that pattern over subsequent identical periods.
27. Which of the following factors significantly impacts the data transmission rate?
[A] Available bandwidth
[B] Signal strength
[C] Noise level
[D] All of the above
Show Answer
Correct Answer: D [All of the above]
Notes:
Data transmission speed, or the data rate, is significantly influenced by several factors. Available bandwidth, which is the data handling capacity of the connection, plays a critical role. The strength or level of signals being used also affects the data rate. A weak signal can lead to slower transmission. The noise level, which refers to any unwanted interference, can disturb the data signal and thus reduce the speed.
28. What is the name of the first computer virus, that affected ARPANET?
[A] Mayhem
[B] Creeper
[C] Boom
[D] Attack
Show Answer
Correct Answer: B [Creeper]
Notes:
Creeper is the first network computer virus, which infected Arpanet in 1971. Bob Thomas created Creeper as an experimental self-duplicating program that was intended not to inflict damage on, but to illustrate a mobile application.
29. Who was the first head of the state to send an email?
[A] George Washington
[B] Queen Elizabeth II
[C] Jimmy Carter
[D] None of the above
Show Answer
Correct Answer: B [Queen Elizabeth II]
Notes:
In 1976 Queen Elizabeth II of the United Kingdom sent an email on Arpanet, becoming the first head of state to do so.
30. What does ISDN stand for?
[A] Integrated Services Data Network
[B] Information Sources Digital Network
[C] Integrated Services Digital Network
[D] Information Standard Data Network
Show Answer
Correct Answer: C [Integrated Services Digital Network]
Notes:
ISDN stands for Integrated Services Digital Network. It establishes the connection using the phone lines which carry digital signals instead of analog signals.
