Computer Science General Knowledge MCQ(Multiple Choice Questions) Set 2

1. Who designed the first electronic computer - ENIAC? 

1. Von Neuman 
2. John Mauchly 
3. J presper Eckert 
4. Both 2 and 3

Both 2 and 3

2. In CSMA/CD, the computer sends a fixed unit of data called _______ 

1. Field. 
2. Packet. 
3. Chunk. 
4. Token.

Packet

3. The uniform resource locator (URL) is case sensitive in the ____. 

1. Protocol 
2. Network suite 
3. Directory 
4. Type

Directory

4. Which of the following is not a network? 

1. LAN 
2. WAN 
3. Firmware 
4. All are networks

Firmware

5. In MICR, C stands for? 

1. Code 
2. Cheque 
3. Computer 
4. Character

Character

6. Virtual memory is? 

1. Memory on the hard disk that the CPU uses as extended RAM 
2. It is in RAM 
3. It is a external hard disk 
4. It is a backup device

Memory on the hard disk that the CPU uses as extended RAM

7. _______ is the process of finding errors in software code? 

1. Program Compiling 
2. Software Testing 
3. Program Executing 
4. Debugging

Debugging

8. What is the shortcut key to "Undo" the last action in a document? 

1. Ctrl + D 
2. Ctrl + Y 
3. Ctrl + Z 
4. Ctrl + U

Ctrl + Z

9. The programs which are permanent and stored in ROM is known as 

1. Netware 
2. Software 
3. Firmware 
4. ROMware

Firmware

10. For creating a document, we use ___ Command at File Menu. 

1. Create 
2. Open 
3. New 
4. Begin

New

11. Computer uses the_________number system to store data and perform calculations. 

1. Binary System 
2. Octal System 
3. Decimal System 
4. Hexadecimal System

Binary System

12. In MS word, when we indent a paragraph,we ____ 

1. push the text in with respect to the margin 
2. change the margins of the page 
3. move the text up by one page 
4. move the text down by one line

push the text in with respect to the margin

13. ____is the process of dividing the disk into tracks and sectors. 

1. Sectoring 
2. Formatting 
3. Partitioning 
4. Tracking

Formatting

14. Which is the permanent memory present inside the computer? 

1. RAM 
2. Cache 
3. ROM 
4. CD-ROM

ROM

15. Which memory is used for storing programs and data currently being processed by the CPU? 

1. Magnetic memory 
2. Internal memory 
3. Non-volatile memory 
4. PROM

Internal memory

16. What is backup? 

1. Addition of external memory to existing memory 
2. Protecting data by copying it from the original source to a different destination 
3. Separating old data from the new data 
4. Retrieving data from the tape

Protecting data by copying it from the original source to a different destination

17. An image on a computer screen is made up of a matrix of ___? 

1. Dots 
2. Pixels 
3. Bits 
4. Bytes

Pixels

18. What does dots per inch (DPI) measure? 

1. number of bits required to represent a color 
2. density of the pixels on a computer screen 
3. the density of bits on a printer cartridge 
4. number of dots in a printed copy of paper

density of the pixels on a computer screen

19. Modifying the contents of the existing document is called as _____ the document. 

1. Updating 
2. Editing 
3. Modifying 
4. Recreating

Editing

20. Which of the following is not an editor? 

1. Notepad
2. Wordpad
3. MS Word 
4. Command prompt 

Command prompt