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 hybrid computer is the one which exhibits the features of __?
[A] analog computer
[B] digital computer
[C] both analog and digital computer
[D] mainframe computer
Show Answer
Correct Answer: C [both analog and digital computer ]
Notes:
Hybrid computers are those computers which exhibit features of both the analog computers and digital computers.
2. 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.
3. Which was the world’s first electronic digital programmable computer?
[A] Z3
[B] Colossus
[C] Enigma
[D] Z2
Show Answer
Correct Answer: B [Colossus]
Notes:
Colossus was the world’s first electronic digital programmable computer which used a large number of valves.
4. Who had proposed the principle of modern computer in his 1936 paper?
[A] Alan Turing
[B] Geoff Tootill
[C] Ferranti Mark
[D] Grace Hopper
Show Answer
Correct Answer: A [Alan Turing]
Notes:
The principle of the modern computer was proposed by Alan Turing. His seminal paper “On Computable Numbers” has proposed a device called the Universal Computing Machine.
5. 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.
6. Which of the following is / are operating systems?
[A] Windows
[B] UNIX
[C] Linux
[D] All of the above
Show Answer
Correct Answer: D [All of the above]
Notes:
All of the mentioned options are called as Operating Systems.
7. Which of the following are characteristics of a gaming computer?
[A] Powerful Video Card
[B] Great Memory
[C] Powerful Processor
[D] All of the above
Show Answer
Correct Answer: D [All of the above]
Notes:
A gaming computer is basically a simple desktop computer which has high-performance hardware like a powerful video card, memory and processor. These are essential for the handling of video games. These are called PC games.
8. Which of the following devices usually come with touchscreens?
[A] Nintendo Game Consoles
[B] Electronic Voting Machines
[C] Point of Sale Systems
[D] All of the above
Show Answer
Correct Answer: D [All of the above]
Notes:
A touchscreen is basically an input device which is present on top of an electronic visual display. It is found in devices like Nintendo Game Consoles, EVMs, Personal computers, POS systems.
9. Which of the following are features of a subnotebook?
[A] Small physical dimensions
[B] Larger than hand-held computers
[C] Run complete versions of desktop/laptop OS
[D] All of the above
Show Answer
Correct Answer: D [All of the above]
Notes:
A subnotebook has all the features of a standard laptop computer but it has smaller physical dimensions. They are larger than hand-held computers and usually play on full-versions of the desktop/laptop OS.
10. Which of the following clearly define the Trackball ?
[A] It is a two-dimensional positioning device.
[B] It is a three- dimensional positioning device.
[C] It is a pointing device.
[D] None of the Above
Show Answer
Correct Answer: A [It is a two-dimensional positioning device.]
Notes:
Trackball is two-dimensional positioning device. the trackball is an upside-down mouse that rotates in place within a socket. The trackball is usually located in front of the keyboard toward the user.
