Computer Science MCQ: Objective Questions With Answers

Read MCQ (multiple choice objective question on computer science).

Also read: IBPS AFO Online Mock Test

Memory of computer

Computer science mcq

Question 01. Which is the main memory in a computer?

(a). RAM
(b). ROM
(c). Both a and b
(d). None of the above

Question 02. Which is a secondary memory?

(a). Hard disk
(b). Pen drive
(c). Compact Disk
(d). All of the above

Question 03. Consider about the cache memory?

1 It lies between the main memory and secondary memory.
2 The aim of this type of computer memory is to enhance the performance of the CPU.
3 It is a high-performance temporary type of memory.
4 L1, L2, and L3 are the 3 types of cache memory.

(a). Only 1 and 4 are true
(b). 1, 2 and 4 are true
(c). 2, 3 and 4 are true
(d). 1, 2 and 3 are true

Question 04. Which ia not an essential component of a pen drive?

(a). Crystal oscillator
(b). USB plug
(c). NAND flash memory chip
(d). Card reader

Question 05. What type of memory is a ROM?

(a). Volatile memory
(b). Non-volatile memory
(c). Either a or b
(d). None of the above


Question 06. In the case of excessively large results, which of the following error will be displayed by excel?

(a). #NUM! 
(b). #error_data
(c). #False
(d). None of the above

Question 07. What are the uses of excel?

(a). Data Entry and storage, and performing calculations
(b). Data analysis and Interpretation
(c). Accounting and Budgeting
(d). All of the above

Question 08. Generally, excel worksheets can have .. rows.

(a). 1,048,576
(b). 1,100,576
(c). 1,548,576
(d). 1,632,576

Question 09. Generally, excel worksheets can have .. columns.

(a). 15,384
(b). 14,384
(c). 16,384
(d). 17,384

Question 10. In which language is MS Excel written?

(a). C++
(b). Java
(c). Python
(d). HTML

Computer Language MCQ

Question 11. What is Encapsulation in C++ language?

(a). Hiding of information
(b). Enhanced security code
(c). Storage of information
(d). None of the above

Question 12. Who is the designer of C++ language?

(a). Bjarne Stroustrup
(b). Tim Berners-Lee
(c). Guido van Rossum
(d). None of the above

Question 13. Consider about the following HTML codes

1 The visible part of the HTML document is between <body> and </body>
2 HTML headings are defined with the <h1> to <h8> tags
3 HTML links are defined with the <a> tag
4 HTML images are defined with the <jpg> tag

(a). Only 2 and 4 are true
(b). 1, 2 and 4 are true
(c). Only 1 and 4 are true
(d). Only 1 and 3 are true

Question 14. Which key is used to move to the beginning of a line of text?

(a). Page up
(b). a
(c). Home
(d). Enter

Question 15. Which of the following number is used by computer to store the data and calculation?

(a). Decimal
(b). Octal
(c). Binary
(d). Hexadecimal

Question 16. Which is the world’s fastest supercomputer?

(a). Frontier
(b). Fugaku
(c). Sunway TaihuLight
(d). None of the above

Question 17. What is Siddhi AI?

(a). An advanced software
(b). A super computer
(c). Database
(d). None of the above

Different functions: Excel, MS Word, Power Point

Question 18. What is the intersection of a column and a row in a worksheet called?

(a). Column
(b). Address
(c). Value
(d). Cell

Question 19. What is the group of 8 bytes called?

(a). Kilobyte
(b). Byte
(c). Megabyte
(d). Binary digit

Question 20. What are compilers and translators?

(a). ROM
(b). RAM
(c). Software
(d). Hardware

Question 21. In which the contents of the active cell are displayed?

(a). Tool bar
(b). Menu bar
(c). Formula bar
(d). Name box

Question 22. Which type of view is in power point?

(a). Document view
(b). Slide shorter view
(c). Slide changer view
(d). Play side view

Question 23. Which is the extension of an excel file?

(a). XLS
(b). WK1
(c). XLW
(d). None of the above

Question 24. What is it called to write a comment in a cell?

(a). Smart tip
(b). Cell tip
(c). Web tip
(d). Soft tip

Question 25. Which of the following part of a computer virus is known as logic bomb?

(a). Trigger
(b). Payload
(c). The infection vector
(d). None of the above

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