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. An Autoresponder is a_______on mail server that automatically replies to e-mails?
[A] command
[B] Software
[C] Program
[D] None of these
Show Answer
Correct Answer: C [Program]
Notes:
An autoresponder is a computer program that automatically answers e-mail sent to it. They can be very simple or quite complex. The first autoresponders were created within mail transfer agents that found they could not deliver an e-mail to a given address.
2. 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.
3. Which among the following was the first operational packet switching network, and the predecessor of the Internet?
[A] TELNET
[B] ARPANET
[C] USENET
[D] ALOHAnet
Show Answer
Correct Answer: B [ARPANET]
Notes:
The Advanced Research Projects Agency Network or ARPANET was the first wide-area packet-switching network with distributed control. It is the predecessor of Internet. It is one of the first networks to implement the TCP/IP protocol suite which became the technical foundation of the Internet.
4. Which part of the computer carries out the arithmetic and logical operations?
[A] Control Unit
[B] Processing Element
[C] BIOS
[D] Mother Board
Show Answer
Correct Answer: B [Processing Element]
Notes:
The processing element carries out the arithmetic and logical operations while the control unit changes the order of questions in response to stored information.
5. 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.
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. 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.
8. Which of the following registers can hold both data and addresses?
[A] General Purpose Register
[B] Data Register
[C] Address Register
[D] Status Register
Show Answer
Correct Answer: A [General Purpose Register]
Notes:
A General Purpose Register can hold both Data and Address. This means they are combined data/address registers.
9. With which scientist is the discovery of first practical mechanical calculator associated?
[A] Gottfried Leibniz
[B] Blaise Pascal
[C] George Boole
[D] Charles Babbage
Show Answer
Correct Answer: B [Blaise Pascal]
Notes:
Blaise Pascal had invented the first practical mechanical calculator. It was called the Pascaline and was used to help his father who was a tax-collector to solve his sums.
10. What is the full form of CPU?
[A] Central Processing Unit
[B] Central Primary Unit
[C] Control Primary Unit
[D] Control Processing Unit
Show Answer
Correct Answer: A [Central Processing Unit]
Notes:
The control unit and ALU usually are referred to as a processor, or central processing unit (CPU). The operational speed of the CPU primarily determines the speed of the computer as a whole.
