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. A network that is connected to the Internet, but uses encryption to scramble all the data sent through the Internet is called ?
[A] My network
[B] Virtual Private Network
[C] Social Network
[D] None of the above
Show Answer
Correct Answer: B [Virtual Private Network ]
Notes:
A virtual private network (VPN) extends a private network across a public network, and enables users to send and receive data across shared or public networks as if their computing devices were directly connected to the private network. Applications running on a computing device, e.g., a laptop, desktop, smartphone, across a VPN may therefore benefit from the functionality, security, and management of the private network. Encryption is a common, though not an inherent, part of a VPN connection.
2. Microsoft first introduced an operating environment named Windows in which year?
[A] 1977
[B] 1980
[C] 1985
[D] 1990
Show Answer
Correct Answer: C [1985]
Notes:
Microsoft introduced an operating system named Windows on November 20, 1985. It is a graphical operating system shell for MS-DOS in response to the growing interest in graphical user interfaces (GUIs).
3. Which of the following best represents the main feature of the sixth generation of computers?
[A] Artificial Intelligence
[B] Integrated Circuits
[C] Vacuum Tubes
[D] Transistors
Show Answer
Correct Answer: A [Artificial Intelligence]
Notes:
The sixth generation of computers, still in its developing stage and largely theoretical as of now, is renowned for its emphasis on Artificial Intelligence. The concept includes AI systems, robotics, nanotechnology, ubiquitous computing, and quantum computation. The aim is to create machines that can learn, adapt and act based on accumulating knowledge.
4. Which among the following is not a security / privacy risk?
[A] Spam
[B] Virus
[C] Hacking
[D] Phishing
Show Answer
Correct Answer: A [Spam]
Notes:
Spam is any kind of unwanted, unsolicited digital communications. They are sent in bulk. The Spam today is becoming a serious threat.
5. What do we call a storage device where the access time is effectively independent of the location of the data?
[A] Direct Access Storage Device
[B] Secondary Storage Device
[C] Primary Storage Device
[D] Gateway Device
Show Answer
Correct Answer: A [Direct Access Storage Device ]
Notes:
A direct-access storage device is a secondary storage device. It is the place where “each physical record has a discrete location and a unique address”. IBM coined the term DASD as a shorthand describing hard disk drives, magnetic drums, and data cells.
6. What was UNIVAC?
[A] A computer
[B] A Super computer
[C] A software Programme
[D] A Computer Manufacturer
Show Answer
Correct Answer: A [A computer]
Notes:
Universal Automatic Computer (UNIVAC) was innovated in 1940s that led to the first commercially successful computer.
7. Modern computers follow a generalised set of instructions to perform any function. What are these instructions better known as?
[A] Language
[B] Instructions
[C] Commands
[D] Programs
Show Answer
Correct Answer: D [Programs]
Notes:
Computers follow a generalised set of instructions to perform various functions. These are known as programs. These let the computers to perform a huge range of tasks.
8. When did the Online Etymology Dictionary first attested the use of the word “computer” as one who calculates?
[A] 1630s
[B] 1680s
[C] 1670s
[D] 1640s
Show Answer
Correct Answer: D [1640s]
Notes:
The Online Etymology Dictionary first attested the use of the word “computer” in the 1640s as one who calculates.
9. Which of the following is the first example of an electromechanical relay computer?
[A] Differential Analyzer
[B] Torpedo Data Computer
[C] Z2
[D] Jacquard Loom
Show Answer
Correct Answer: C [Z2]
Notes:
The Z2, created by a German Engineer Konrad Zuse in 1939, was one of the foremost examples of an electromechanical relay computer.
10. Which of the following is the system bus?
[A] Bus connecting Keyboard and Motherboard
[B] Bus connecting CPU and Memory
[C] Bus connecting Memory and Monitor
[D] Bus connecting Hard Disk and Monitor
Show Answer
Correct Answer: B [Bus connecting CPU and Memory]
Notes:
The bus connecting the CPU and memory is one of the defining characteristics of the system and is known as the system bus. Mostly the CPU and Memory they work synchronously.
