Memory Storage Devices and Data Representation MCQ
1. What is computer memory used for?
a) Calculations
b) Storing data and instructions
c) Processing data
d) Input and output operations
Answer: b) Storing data and instructions
2. What are the two major types of computer memory?
a) Static and Dynamic
b) Primary and Secondary
c) Volatile and Non-volatile
d) RAM and ROM
Answer: b) Primary and Secondary
3. Which of the following is a volatile memory?
a) RAM
b) ROM
c) EEPROM
d) Hard Disk
Answer: a) RAM
4. How many bits make up a byte?
a) 4
b) 8
c) 16
d) 32
Answer: b) 8
5. What does FIFO stand for?
a) First In First Out
b) First In First Option
c) File In File Out
d) None of these
Answer: a) First In First Out
6. What is the main difference between RAM and ROM?
a) RAM is volatile, ROM is non-volatile
b) RAM is non-volatile, ROM is volatile
c) Both are volatile
d) Both are non-volatile
Answer: a) RAM is volatile, ROM is non-volatile
7. Which memory retains its content when the power is turned off?
a) RAM
b) ROM
c) Cache
d) DRAM
Answer: b) ROM
8. What type of memory is used in pen drives?
a) RAM
b) PROM
c) EEPROM
d) Cache
Answer: c) EEPROM
9. Which memory type needs frequent refreshing?
a) Static RAM
b) Dynamic RAM
c) ROM
d) EEPROM
Answer: b) Dynamic RAM
10. What is the primary purpose of cache memory?
a) To increase processor speed
b) To store data permanently
c) To act as a backup memory
d) To display data
Answer: a) To increase processor speed
11. Which number system is used for basic data representation in computers?
a) Decimal
b) Binary
c) Octal
d) Hexadecimal
Answer: b) Binary
12. What is the binary representation of decimal 5?
a) 101
b) 111
c) 100
d) 110
Answer: a) 101
13. What does the term ‘bit’ stand for?
a) Binary Information Token
b) Binary Digit
c) Binary Index Term
d) Byte Digit
Answer: b) Binary Digit