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 languages are directly executable by a computer’s CPU?
[A] Machine Language
[B] High Language
[C] Assembly Language
[D] Second generation Language
Show Answer
Correct Answer: A [Machine Language ]
Notes:
Machine languages are directly executable by a computer’s CPU.
2. What are the uses of Structured Query Language (SQL)?
[A] Creating Databases
[B] Creating & Modifying Databases
[C] Creating, Modifying & Querying Databases
[D] None of the above
Show Answer
Correct Answer: C [Creating, Modifying & Querying Databases]
Notes:
Structured Query Language (SQL) is a standard computer language designed for managing data held in a Relational Database Management System (RDBMS). It is used not only for creating and modifying databases but also for querying them. In essence, SQL allows you to interact with databases in all the ways that you might need, making it an essential tool for managing complex data structures.
3. Any piece of data can be returned in a constant time, regardless of its physical location and whether or not it is related to the previous piece of data using which of the following?
[A] RAM
[B] ROM
[C] CPU
[D] Network interface card
Show Answer
Correct Answer: A [RAM]
Notes:
Random-access memory or RAM is a form of computer memory which is used to store the working data and machine code. The RAM make sure the data is returned instantly when asked for.
4. Most of the internet banking sites provide which of the following feature to reduce the risk of keystroke logging for the password entry?
[A] Virtual keyboard
[B] Finger Touching
[C] Touch screen
[D] ShapeWriter
Show Answer
Correct Answer: A [Virtual keyboard ]
Notes:
Keystroke logging, often referred to as keylogging is the action of recording (logging) the keys struck on a keyboard. It is typically a covert thing, so that person using the keyboard is unaware that their actions are being monitored. Data can then be retrieved by the person operating the logging program. Virtual Keyboard reduces the risk of keystroke logging for the password entry.
5. 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.
6. While browsing internet, what do we call the area of storage that compensates for the different speeds of data flow or timings of events by temporarily holding a block of data that is waiting to be processed?
[A] Cache
[B] Buffer
[C] Flash
[D] Trash
Show Answer
Correct Answer: B [Buffer]
Notes:
Buffering refers to downloading a certain amount of data before starting to play the music or movie. It manages the downloading data and temporarily holds the data as well.
7. Which among the following is used for denoting the detectable movement of a computer mouse?
[A] Novint
[B] Mickey
[C] Snipa
[D] Daisy
Show Answer
Correct Answer: B [Mickey]
Notes:
A mickey is a unit of measurement for the speed and movement direction of a computer mouse. So it is used for denoting the movement of a computer mouse.
8. 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.
9. Which of the following is a common property of a computer program?
[A] Terms of Reference
[B] Reference files
[C] Locality of Reference
[D] Line of Reference
Show Answer
Correct Answer: C [Locality of Reference]
Notes:
A highly common property of a computer program is the locality of reference. This basically refers to accessing of the same values repeatedly and frequently holding these in registers for improvement of performance.
10. How do the Analog computers perform arithmetic operations?
[A] With the help of Non-Measurable quantities
[B] With the help of Measurable quantities
[C] Both 1 and 2
[D] None of the above
Show Answer
Correct Answer: B [With the help of Measurable quantities]
Notes:
An analog computer performs arithmetical operations with the help of measurable quantities like mechanical movement, rotation of gears etc.
