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 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.
2. Dynamic Adhoc Wireless Networks (DAWN) usually come under ___?
[A] 2G
[B] 3G
[C] 4G
[D] 5G
Show Answer
Correct Answer: D [5G]
Notes:
The DAWN Dynamic Ad-hoc Wireless Networks project is developing a general theory of complex and dynamic wireless communication networks. It comes under 5G.
3. “Don’t be evil” was the informal corporate motto of which of the following internet giants?
[A] google
[B] Yahoo
[C] Microsoft
[D] Baidu
Show Answer
Correct Answer: A [google]
Notes:
“Don’t be evil” was used in Google’s corporate code of conduct and was considered to be an informal motto. However, it has been removed now off the code of conduct.
4. Which among the following is the essential character of the ADSL Internet Connections?
[A] High Download Rate , Low upload Rate
[B] High Upload rate, Low download Rate
[C] Use of voice spectrum of the telephone lines
[D] Use of cable television infrastructure.
Show Answer
Correct Answer: A [High Download Rate , Low upload Rate]
Notes:
ADSL – asymmetric digital subscriber line is a type of broadband communications technology used for connecting to the Internet. ADSL allows more data to be sent over existing copper telephone lines. It is characterized by High download rate and low upload rate.
5. News websites deliver customized ‘feeds’ of content to their readers via RSS, which stands for :
[A] Really Simple Syndication
[B] Real Social Syndication
[C] Registered Subscriber Syndication
[D] Really Simple Synchronization
Show Answer
Correct Answer: A [Really Simple Syndication]
Notes:
Real Simple Syndication (RSS) is the term used to refer the collection of Web feed formats. They provide updated or shared information in a standardized way. They deliver customized ‘feeds’ to the customers.
6. Which of the following comprise the hardware components of the computer?
[A] Printer
[B] Keyboard
[C] Mouse
[D] All of the above
Show Answer
Correct Answer: D [All of the above]
Notes:
The components of the computer which we can see and touch are called the hardware components of the computer. They include devices like keyboard, mouse, printer etc.
7. How are registers measured?
[A] Number of programs
[B] Number of bits
[C] Number of Occurence
[D] Number of reference points
Show Answer
Correct Answer: B [Number of bits]
Notes:
Registers are normally measured by the number of bits they can hold like an 8-bit register, a 32-bit register etc.
8. Who had designed and constructed the first recognizably modern digital stored-program computer?
[A] J. Lyons
[B] John Newmann
[C] Tom Kilburn
[D] Maurice Wilkes
Show Answer
Correct Answer: D [Maurice Wilkes]
Notes:
Maurice Wilkes had designed and constructed the first recognizably modern digital stored-program computer.
9. Which of the following was the first commercially available computer?
[A] UNIVAC I
[B] IBM 5150
[C] IBM System/360
[D] Cray-1
Show Answer
Correct Answer: A [UNIVAC I]
Notes:
The UNIVAC I (UNIVersal Automatic Computer I) was the first commercially available computer, developed by J. Presper Eckert and John Mauchly at the University of Pennsylvania. It was first installed and used by the US Census Bureau in 1951. The machine was used mainly for governmental and scientific applications. It marked a significant step forward in computing technology, paving the way for the development of modern computing systems.
10. How is data transmitted in analog computers?
[A] Continuous Signals
[B] Discrete Signals
[C] Intermittent Signals
[D] Interrupted Signals
Show Answer
Correct Answer: A [Continuous Signals]
Notes:
In Analog computers, data is transmitted for operation in the form of continuous signals.
