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 company introduced NetBIOS in 1983?
[A] Dell
[B] IBM
[C] Compaq
[D] SyteK Inc
Show Answer
Correct Answer: D [SyteK Inc]
Notes:
SyteK Inc. developed the NetBIOS protocol in 1983. NetBIOS stands for Network Basic Input/Output System. The protocol was later adopted by IBM for networking in their PC Network. SyteK Inc. was later renamed Hughes LAN Systems Inc. Microsoft integrated NetBIOS into its operating systems for network communication.
2. Which of the following transforms input data into output data?
[A] Peripherals
[B] RAM
[C] ROM
[D] CPU
Show Answer
Correct Answer: D [CPU]
Notes:
Input data is transformed into output by central processing unit- CPU. It is the electronic circuit in a computer that executes the instructions that make up a program. It performs operations specified by the instructions.
3. What is the fullform of W3C?
[A] World Wide Web Consortium
[B] World Wide Web Company
[C] World Wide Web Center
[D] World Wide Web Command
Show Answer
Correct Answer: A [World Wide Web Consortium ]
Notes:
The World Wide Web Consortium is the main international standards organization for the World Wide Web. It was Founded in 1994.The consortium is made up of member organizations.
4. Which of the following was considered as the world’s first fully automatic digital computer?
[A] Z2
[B] Z1
[C] Z3
[D] None of the above
Show Answer
Correct Answer: C [Z3]
Notes:
Konrad Zuse made the Z3, which was the first fully automatic digital and electromechanical programmable computer. It was built with 2000 relays.
5. Which of the following is the basic function of a computer?
[A] Input
[B] Storage
[C] Processing
[D] All of the above
Show Answer
Correct Answer: D [All of the above]
Notes:
A computer basically has four different functions. They are input, processing, storage and accuracy.
6. In each of the computer parts, there are many trillions of electrical circuits which can be turned on or off with the help of an electronic switch. How are these arranged?
[A] Circuit Gates
[B] Circuit Bypass
[C] Logic Gates
[D] Data Knots
Show Answer
Correct Answer: C [Logic Gates]
Notes:
Each of the electrical circuits is arranged in logic gates so that one of the circuits may control the other circuits.
7. What kind of information each of the electrical circuits represents?
[A] Arithmetic
[B] Tertiary
[C] Binary
[D] Quaternary
Show Answer
Correct Answer: C [Binary]
Notes:
Each circuit represents a bit (binary digit) information. When the circuit is on, it represents a “1” and a “0” when it is off in a positive logic representation.
8. What does the amplitude of an analog wave measure?
[A] Frequency
[B] Intensity
[C] Wavelength
[D] All of the above
Show Answer
Correct Answer: B [Intensity]
Notes:
The amplitude of an analog wave is a measure of its intensity which is related to the highest point called crest and the lowest point called trough.
9. Which of the following is/are characteristics of a laptop?
[A] Clamshell Design
[B] All hardware and interfaces are built into a single unit
[C] Portable
[D] All of the above
Show Answer
Correct Answer: D [All of the above]
Notes:
A laptop is similar to any desktop but is portable with all the hardware and other peripherals built into a single unit. They have a clamshell design.
10. Which of the following are features of a subnotebook?
[A] Small physical dimensions
[B] Larger than hand-held computers
[C] Run complete versions of desktop/laptop OS
[D] All of the above
Show Answer
Correct Answer: D [All of the above]
Notes:
A subnotebook has all the features of a standard laptop computer but it has smaller physical dimensions. They are larger than hand-held computers and usually play on full-versions of the desktop/laptop OS.
