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. First microprocessors were used in which of the following?
[A] Computers
[B] Calculators
[C] Telephones
[D] Printers
Show Answer
Correct Answer: B [Calculators]
Notes:
The first microprocessors that emerged in the early 1970s were used for electronic calculators, using binary-coded decimal (BCD) arithmetic on 4-bit words.
2. What is HTTP 404?
[A] An error message indicating server not found
[B] An error message indicating moved permanently
[C] An error message indicating forbidden
[D] An error message indicating server found
Show Answer
Correct Answer: A [An error message indicating server not found ]
Notes:
The HTTP 404, 404 Not Found, 404, Page Not Found, or Server Not Found error message is Hypertext Transfer Protocol standard response code. In computer network communications it indicates that the browser was able to communicate with a given server but server cant find it.
3. 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.
4. As a person working in internet banking environment, why you should be aware of the “Dictionary attack”?
[A] It is used to inject worms or viruses in the system
[B] It is used to determine a password
[C] It is used to access customer’s account by determining other details
[D] It is used for stealing info from the Credit Card
Show Answer
Correct Answer: B [It is used to determine a password ]
Notes:
A dictionary attack is a method of breaking into a password-protected computer or server. It is done by systematically entering every word in a dictionary as a password. A dictionary attack is used as an attempt to decrypt a message or document.
5. What would be the number of bytes, transferred at the rate of 1 Kilobit per second?
[A] 100
[B] 108
[C] 125
[D] 140
Show Answer
Correct Answer: C [125]
Notes:
kilobit per second (symbol kbit/s or kb/s, often abbreviated “kbps”) is a unit of data transfer. The rate equal to 1,000 bits per second. It is 125 bytes per second.
6. Which among the following is used for denoting the detectable movement of a computer mouse?
[A] Novint
[B] Mickey
[C] Snipa
[D] Daisy
Show Answer
Correct Answer: B [Mickey]
Notes:
A mickey is a unit of measurement for the speed and movement direction of a computer mouse. So it is used for denoting the movement of a computer mouse.
7. ©Brain also known as the first computer virus for MS-DOS was written by two brothers belonging to which among the following countries?
[A] Malaysia
[B] India
[C] Pakistan
[D] Iran
Show Answer
Correct Answer: C [Pakistan]
Notes:
Brain is the first PC virus in the world. It began infecting 5.2″ floppy disks in 1986. It was the work of two brothers, Basit and Amjad Farooq Alvi of Pakistan.
8. Which among the following is NOT a web browser?
[A] SpaceTime
[B] NeoPlanet
[C] Sputnik
[D] MeeGo
Show Answer
Correct Answer: D [MeeGo]
Notes:
MeeGo is not a web browser. It is a discontinued Linux distribution hosted by the Linux Foundation, using source code from the operating systems Moblin and Maemo.
9. Which of the following comprise the input devices?
[A] Keyboard
[B] Mouse
[C] Both 1 ans 2
[D] Only 1
Show Answer
Correct Answer: C [Both 1 ans 2]
Notes:
Devices like keyboard and mouse are used to input data and instructions to the computer and are called the input unit.
10. 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.
