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. What is the full form of ADSL?
[A] Automatic Digital Subscriber Line
[B] Asymmetric Direct Subscriber Line
[C] Asymmetric Digital Subscriber Line
[D] None of these
Show Answer
Correct Answer: C [Asymmetric Digital Subscriber Line ]
Notes:
Asymmetric digital subscriber line (ADSL) is a type of digital subscriber line technology. It is a data communications technology which enables faster data transmission. It uses copper telephone lines.
2. Which among the following key is used for checking grammar and spelling?
[A] F3
[B] F5
[C] F7
[D] F9
Show Answer
Correct Answer: C [F7]
Notes:
F7 is the key to check grammar and spellings in a document. Ribbon at start also can be used to check spellings.
3. What do we call a CPU that is designed specifically to handle the communications processing task with main purpose is to off-load communications processing task from the host computer so that the host computer can be dedicated for applications and data processing jobs?
[A] Backend processor
[B] Front-end processor
[C] Node processor
[D] File Server
Show Answer
Correct Answer: B [Front-end processor ]
Notes:
A front end processor (FEP), or a communications processor, is a small-sized computer. It interfaces to the host computer a number of networks. They are SNA, or a number of peripheral devices, such as terminals, disk units, printers and tape units. a CPU that is designed specifically to handle the communications processing task with main purpose is to off-load communications and processing task.
4. Which among the following is a high-level language used to develop software applications in compact, efficient code that can be run on different types of computers with minimal change?
[A] FORTRAN
[B] C
[C] COBOL
[D] ALGOL
Show Answer
Correct Answer: C [COBOL]
Notes:
COBOL is a high level labguage used to develop software applications in compact. It is compiled English-like computer programming language designed for business use. It object-oriented since 2002.
5. Which among the following is NOT a search engine?
[A] Google
[B] Baidu
[C] Wolfram Alfa
[D] Yahoo
Show Answer
Correct Answer: C [Wolfram Alfa ]
Notes:
Wolfram Alfa is a computational knowledge engine or answer engine and not a search engine. Goodle, Baidu and yahoo are the search engines as a person can search anything on web using these.
6. Which of the following stands for the input function of the computer?
[A] Receiving or accepting information from outside sources
[B] Processing information in structured format
[C] Transforming raw data into information
[D] Store results for future use
Show Answer
Correct Answer: A [Receiving or accepting information from outside sources]
Notes:
Input, storage, processing and output are four basic functions of the computer. Input basically stands for entering data or receiving or accepting information from outside sources.
7. Who had invented the magnetic card system for program storage?
[A] Pier Giorgio Perotto
[B] Stan Frankel
[C] John Mauchly
[D] Victor Glushkov
Show Answer
Correct Answer: A [Pier Giorgio Perotto]
Notes:
Pier Giorgio Perotto had first developed the magnetic card system for program storage. It is a type of card which can store data by modification of tiny iron-based magnetic particles on a band of magnetic material on a card.
8. 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.
9. Which of the following devices is used for reading bar coded data ?
[A] Graphic Tablet
[B] Numeric Pad
[C] Bar Code Reader
[D] Magnetic Stripe Reader
Show Answer
Correct Answer: C [Bar Code Reader]
Notes:
A bar code reader is an electronic device that can read and output printed barcodes to a computer. A barcode reader works by directing a beam of light across the bar code and measuring the amount of light that is reflected back.
10. Which of the following clearly defines the word Bus Width?
[A] It is the size of the vehicle used to ship the computer.
[B] It is the number of pins in a computer port.
[C] It is the number of bits that can be sent to a CPU simultaneously.
[D] None of the Above
Show Answer
Correct Answer: C [It is the number of bits that can be sent to a CPU simultaneously.]
Notes:
The speed of system random-access memory is determined by two factors: bus width and bus speed. Bus width refers to how many bits of information RAM can send to the CPU at the same time.
