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. 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.
3. Which among the following defines web2.0 most precisely?
[A] A New version of Internet
[B] A Series of technological improvements in World Wide Web
[C] A New labeling of old Softwares improved
[D] None of these
Show Answer
Correct Answer: B [A Series of technological improvements in World Wide Web ]
Notes:
It is the second stage of internet. Web 2.0 refers to websites that emphasize user-generated content, ease of use, participatory culture and interoperability (i.e., compatible with other products, systems, and devices) for end users.
4. The slogan “Write once, run anywhere” is related to which of the following programming languages?
[A] COBOL
[B] Java
[C] HTML
[D] XML
Show Answer
Correct Answer: B [Java]
Notes:
Write once, run anywhere (WORA) slogan was given by Sun Microsystems to illustrate the cross-platform benefits of the Java language. The idea was that Java Programme could be developed on any device, then compiled into a standard bytecode and then could be run on any device which is equipped with Java virtual machine (JVM).
5. Which of the following lies within the CPU?
[A] Primary Memory
[B] Secondary Memory
Secondary Memory
[C] Mouse
[D] Keyboard
Show Answer
Correct Answer: A [Primary Memory]
Notes:
All input data and instructions are stored in the memory which is of two types-primary memory and the secondary memory. Primary memory resides within the CPU while the secondary memory is external to it.
6. Which of the following devices incorporated a mechanical calendar computer?
[A] Astrolabe
[B] Gear-wheels
[C] Abacus
[D] Gear-train
Show Answer
Correct Answer: A [Astrolabe]
Notes:
The astrolabe was invented in the Hellenistic world by Hipparchus. The astrolabe incorporated a mechanical calendar computer.
7. Which of the following is the another name for Secondary Memory?
[A] Auxiliary Memory
[B] Virtual memory
[C] Main memory
[D] Internal Storage
Show Answer
Correct Answer: A [Auxiliary Memory]
Notes:
Auxiliary memory, also known as Secondary memory or External memory, is a non-volatile memory. Secondary Memory isn’t directly accessible to the CPU like primary storage.
8. Which of the following is the memory in CPU that holds program instructions, input data and the output information produced?
[A] System
[B] Primary Memory
[C] Secondary Memory
[D] None of the above
Show Answer
Correct Answer: B [Primary Memory]
Notes:
Primary memory is computer memory that is accessed directly by the CPU. Primary memory is the main memory of the computer which can be directly accessed by the central processing unit,.
9. What is the full form of ESD?
[A] Electric supply Delay
[B] Electrostatic Discharge
[C] Electric Software Duty
[D] None of the Above
Show Answer
Correct Answer: B [Electrostatic Discharge]
Notes:
ESD stands for Electrostatic discharge. It is the sudden flow of electricity between two electrically charged objects caused by contact or an electrical short.
10. Which of the following is the data storage device that is used to store very high resolution video formats?
[A] Blu Ray
[B] CD-ROM
[C] Floppy Drive
[D] Hard Disk
Show Answer
Correct Answer: A [Blu Ray]
Notes:
Blu-ray is a digital optical disc. It is capable of storing several hours of video in high-definition and ultra high-definition resolution. The name “Blu-ray” refers to the blue laser which is used to read the disc.
