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Knowledge Check

A. Mark the correct response.
OMR Sheet
1. A group of 8 bits is called
Use only blue/black ball
a. bit b. nibble pen to fill the circles. It
should be darkened
c. byte d. kilobyte completely and properly.
Wrong methods
2. 1 TB is equals to?

a. 1024 MB b. 1024 KB Correct method
c. 1024 GB d. 1024PB

3. Which type of memory is known as main memory? 1. a b c d
a. Primary memory b. EEPROM 2. a b c d

c. Secondary memory d. RAM
3. a b c d
4. Which of the following is not a secondary storage device?
a. Hard disk b. RAM 4. a b c d

c. CD d. Blu-ray disc

B. Gap-fill exercise.
1. A computer can only understand ___________ language.

2. A computer memory is stored in the form of ___________ and ___________.

3. A ___________ memory is the in-built memory that is fixed inside the CPU.
4. A pen drive is also known as a ___________.

5. A ___________ uses blue-violet lasers to read and hold a large amount of data.

C. True and False assessment.
1. 1 MB is equal to 210 KB.

2. In most computers, RAM is used for storing a special program called BIOS.

3. ROM is volatile in nature.
4. Secondary memory is also known as external memory.

5. A hard disk is also known as a fixed disk.

D. Give appropriate responses to the questions.
1. What is computer memory? Also, name its types.

2. Explain primary memory.
3. What is the difference between RAM and ROM?

4. What do you mean by secondary memory?

5. Explain Blu-ray disc and memory cards.

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