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 defines web2.0 most precisely?
[A] A New version of Internet
[B] A Series of technological improvements in World Wide Web
[C] A New labeling of old Softwares improved
[D] None of these
Show Answer
Correct Answer: B [A Series of technological improvements in World Wide Web ]
Notes:
It is the second stage of internet. Web 2.0 refers to websites that emphasize user-generated content, ease of use, participatory culture and interoperability (i.e., compatible with other products, systems, and devices) for end users.
2. Which of the following audio / video formats was developed by Microsoft?
[A] MPEG
[B] ADX
[C] WMA
[D] AVS
Show Answer
Correct Answer: C [WMA]
Notes:
Windows Media Audio (WMA) is a series of audio codecs and their corresponding audio coding formats developed by Microsoft.
3. Which of the following devices comprise the output unit?
[A] Control Unit
[B] Visual Display Unit
[C] Secondary Memory
[D] Primary Memory
Show Answer
Correct Answer: B [Visual Display Unit]
Notes:
Devices like a printer and visual display unit that are used to provide information to the user in the desired format are called output unit.
4. 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.
5. Which of the following is a quickly accessible location which is available to the Central Processing Unit of the computer?
[A] Memory
[B] BIOS
[C] Processor Register
[D] Graphic Card
Show Answer
Correct Answer: C [Processor Register]
Notes:
A processor register is a quickly accessible location which is available to a computer’s CPU. Registers usually consist of a small amount of fast storage and may be read-only or write-only.
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. 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.
8. A CPU contains which of the following?
[A] A card reader and a printing device
[B] An analytical engine and a control unit
[C] A control unit and an arithmetic logic unit
[D] An arithmetic logic unit and a card reader
Show Answer
Correct Answer: C [A control unit and an arithmetic logic unit]
Notes:
CPU is the main processing unit of a computer system. It consists of a control unit and an arithmetic logic unit. A central processing unit (CPU) carries out the instructions of a computer program by performing the basic arithmetic, logic, controlling, and input/output operations specified by the instructions.
9. The most common method of entering text and numerical data into a computer system is through the use of which of the following?
[A] Plotter
[B] Scanner
[C] Printer
[D] Keyboard
Show Answer
Correct Answer: D [Keyboard]
Notes:
The keyboard is used as a text entry interface for typing text and numbers .Keyboard keys typically have characters engraved on them and each press of a key typically corresponds to a single written symbol.
10. When a person turn on your computer, which of the following computer memory is the first to activate?
[A] RAM
[B] ROM
[C] BIOS
[D] All of the e Above
Show Answer
Correct Answer: C [BIOS]
Notes:
BIOS instructions set up the computer and boot the operating system. The BIOS’s primary function is to handle the system setup process including driver loading and operating system booting.
