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 of the following Key is not found in normal computers / laptops?
[A] Turn key
[B] Alt key
[C] del key
[D] shift key
Show Answer
Correct Answer: A [Turn key ]
Notes:
Turn key is involving the provision of a complete product or service that is ready for immediate use. It is not found is normal computers.
2. A communication system which transfers data between the components inside a computer or even between computers is known as
[A] Bus
[B] Wire
[C] Knot
[D] Line
Show Answer
Correct Answer: A [Bus]
Notes:
In computer architecture, a bus is a communication system which transfers data between the components inside a computer or even between computers.
3. Which is the first programmable analog computer?
[A] South-Pointing Chariot
[B] Planisphere
[C] Castle Clock
[D] Astrolabe
Show Answer
Correct Answer: C [Castle Clock]
Notes:
The castle clock which was a hydro-powered mechanical astronomical clock which was invented by Al-Jazari was the first programmable analog clock
4. Which was the first desktop hybrid computing system?
[A] Colossus
[B] Zeta
[C] Hycomp 250
[D] HYDAC 2400
Show Answer
Correct Answer: C [Hycomp 250]
Notes:
Hycomp 250 was the first desktop hybrid computing system which was released by Packard Bell in 1961.
5. Which among the following is considered as the first true personal computer based on the 8-bit Intel 8080 microprocessor?
[A] Xerox Alto
[B] Wang 2200
[C] HP 9800
[D] Altair 8800
Show Answer
Correct Answer: D [Altair 8800]
Notes:
First true personal computer Altair 8800 which was created by Micro Instrumentation and Telemetry Systems MITS. It was based on 8-bit Intel 8080 microprocessor. It was introduced in 1974.
6. In which of the following industries are touchscreens used?
[A] Heavy Industry
[B] Automated Teller Machines
[C] Medical Field
[D] All of the above
Show Answer
Correct Answer: D [All of the above]
Notes:
The popularity of smart devices has increased the popularity of touchscreens for both portable and functional electronics. These are found in the medical line, heavy industries, ATMs, room automation etc.
7. Which of the following store data temporarily and pass it on as directed by the control unit?
[A] Address
[B] Register
[C] Number
[D] Memory
Show Answer
Correct Answer: B [Register]
Notes:
CPU registers perform a variety of functions, a primary one of which is to offer temporary storage for the CPU to access information stored on the hard drive.
8. If your computer is overheating, Which of the following things you can do about it?
[A] Ensure Proper Ventilation
[B] Clean Out Computer’s Case
[C] Tune Up Heat Sinks
[D] All of the Above
Show Answer
Correct Answer: D [All of the Above]
Notes:
If there is no idea of why your computer started overheating, open its case and check that all the fans are running. If CPU is overheating, its heat sink may not be seated correctly or its thermal paste may be old.
9. What is the full form of UDF ?
[A] Universal data frequency
[B] Unique disk format
[C] Universal disk format
[D] Undated disk format
Show Answer
Correct Answer: C [Universal disk format]
Notes:
Universal Disk Format (UDF) is a file system for computer data storage for a broad range of media. UDF is developed and maintained by the Optical Storage Technology Association (OSTA).
10. What is the full form of HVD?
[A] Hydraulic Video Disk
[B] Halogenated Versatile Disk
[C] Holographic Versatile Disc
[D] Hyper Video Disk
Show Answer
Correct Answer: C [Holographic Versatile Disc]
Notes:
HVD stands for Holographic Versatile Disc. It has been development by The Holography System Development (HSD) Forum using a green writing/reading laser and a red positioning/addressing laser.
