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. Alerts are mostly appear in ______?
[A] Check box
[B] Combo box
[C] Dialog box
[D] None of the above
Show Answer
Correct Answer: C [Dialog box]
Notes:
A dialog box is a small area on a screen through which the user interacts with the computer. User is either asked to provide information or commands using this. The alerts also appear in this.
2. A generic name for Intel processors released after the original 8086 processor is ______?
[A] Pentium
[B] x86
[C] Pentium 286
[D] None of these
Show Answer
Correct Answer: B [x86 ]
Notes:
x86 refers to the instruction set architectures developed by Intel based on the Intel 8086 microprocessor. As of now, most of the personal computers and laptops sold are based on the x86 architecture.
3. Any piece of data can be returned in a constant time, regardless of its physical location and whether or not it is related to the previous piece of data using which of the following?
[A] RAM
[B] ROM
[C] CPU
[D] Network interface card
Show Answer
Correct Answer: A [RAM]
Notes:
Random-access memory or RAM is a form of computer memory which is used to store the working data and machine code. The RAM make sure the data is returned instantly when asked for.
4. In a computer file systems which among the following is top or first in hierarchy?
[A] root directory
[B] parent directory
[C] home directory
[D] working directory
Show Answer
Correct Answer: A [root directory ]
Notes:
In computer systems (particularly UNIX and UNIX like OS), root directory is the first and top-most directory in the hierarchy.
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. 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.
7. Which among the following is NOT a search engine?
[A] Google
[B] Baidu
[C] Wolfram Alfa
[D] Yahoo
Show Answer
Correct Answer: C [Wolfram Alfa ]
Notes:
Wolfram Alfa is a computational knowledge engine or answer engine and not a search engine. Goodle, Baidu and yahoo are the search engines as a person can search anything on web using these.
8. In context with the dotted number format used in the IPv4 , which among the following is NOT possible?
[A] 128.0.0.1
[B] 255.152.0.0
[C] 259.1.1.268
[D] 202.102.4.4
Show Answer
Correct Answer: C [259.1.1.268]
Notes:
Please note that the above arrangement is known as `dotted quad` and in any of the 4 figures, the value can not exceed 256. So correct option is C
9. Which part of the computer carries out the arithmetic and logical operations?
[A] Control Unit
[B] Processing Element
[C] BIOS
[D] Mother Board
Show Answer
Correct Answer: B [Processing Element]
Notes:
The processing element carries out the arithmetic and logical operations while the control unit changes the order of questions in response to stored information.
10. Which of the following are part of the Logical Operations of the computer?
[A] Addition
[B] Greater Than
[C] Subtraction
[D] Differentials
Show Answer
Correct Answer: B [Greater Than]
Notes:
A computer performs both arithmetic and logical operations. Examples of logical operations are greater than, less than, equal to , opposite etc.
