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.
1. Which among the following is not a security / privacy risk?
[A] Spam
[B] Virus
[C] Hacking
[D] Phishing
Show Answer
Correct Answer: A [Spam]
Notes:
Spam is any kind of unwanted, unsolicited digital communications. They are sent in bulk. The Spam today is becoming a serious threat.
2. The terms Goodput, Throughput and Maximum throughput are most closely associated with which among the following in computers?
[A] Bit Rate
[B] Response Time
[C] Command Line Interface
[D] Random memory
Show Answer
Correct Answer: A [Bit Rate ]
Notes:
The bit rate is the number of bits that are conveyed or processed per unit of time in computing and telecommunication. For example 1 kbit/s refers to 1000 bits/s while 1MBPS means one million bits per second. One byte per second (1 B/s) corresponds to 8 bit/s.
3. What was UNIVAC?
[A] A computer
[B] A Super computer
[C] A software Programme
[D] A Computer Manufacturer
Show Answer
Correct Answer: A [A computer]
Notes:
Universal Automatic Computer (UNIVAC) was innovated in 1940s that led to the first commercially successful computer.
4. Who gave the first successful demonstration of use of a simplified analytical engine in computing tables in 1888?
[A] Charles Babbage
[B] Henry Babbage
[C] Vannevar Bush
[D] H.W. Nieman
Show Answer
Correct Answer: B [Henry Babbage]
Notes:
The first successful demonstration of the use of a simplified analytical engine in computing tables in 1888 was given by Henry Babbage.
5. Which of the following indicates where is the computer is in terms of the program sequence?
[A] Logic Gate
[B] Knot Circuit
[C] Program Manager
[D] Program Counter
Show Answer
Correct Answer: D [Program Counter]
Notes:
The program counter which is commonly known as the instruction pointer is actually a processor register that points where a computer is in its program sequence.
6. Which of the following are related to finding information from the RAM?
[A] Memory Buffer Register
[B] Memory Data Register
[C] Memory Address Register
[D] All of the above
Show Answer
Correct Answer: D [All of the above]
Notes:
All three i.e. Memory Buffer Register, Memory Data Register and Memory Address Register represent a collection of storage registers which are located on separate chips from CPU. They all fetch information from memory.
7. Who had conceived the idea of the first ever Graphical User Interface?
[A] Steve Jobs
[B] Douglas Engelbart
[C] Alan Kay
[D] Bill Gates
Show Answer
Correct Answer: C [Alan Kay]
Notes:
The idea of the very first Graphical User Interface was conceived by Alan Kay. It was then pronounced as gooey.
8. Who among the following had designed and realised the first single-chip microprocessor?
[A] Ted Hoff
[B] Federico Faggin
[C] Stanley Mazor
[D] All of the above
Show Answer
Correct Answer: D [All of the above]
Notes:
The first single-chip microprocessor was Intel 4004 was both designed and realised by Ted Hoff, Federico Faggin and Stanley Mazor at Intel Corp.
9. Which of the following devices produces a permanent human-readable text of graphic document?
[A] Headphone
[B] Speaker
[C] Printer
[D] None of the Above
Show Answer
Correct Answer: C [Printer]
Notes:
A printer is a device which makes a human-readable representation of graphics or text on paper. A printer is a device that accepts text and graphic output from a computer and transfers the information to paper, usually to standard size sheets of paper.
10. Monitors, printers, disk drives, keyboard, mouse are included in which of the following categories?
[A] Storage Device
[B] Hardware
[C] Software
[D] All of the Above
Show Answer
Correct Answer: B [Hardware]
Notes:
Monitors, printers, disk drives, keyboard, mouse are Hardware devices. Hardware devices refer to the physical components .Computer hardware is any physical device used in or with your machine, whereas software is a collection of code installed onto your computer’s hard drive.
