WorksheetsLecture-2
Total questions: 28
Worksheet time: 14mins
What is the smallest unit of memory?
Bit
Word
Nibble
Byte
How many bits are there in a byte?
4
8
16
32
Which of the following is a characteristic of volatile memory?
Used for long-term storage
Retains data without power
Loses data when power is off
Slower than non-volatile memory
What does a CPU do with bits?
Converts them to decimal
Fetches, processes, and stores them
Displays them on the screen
Stores them permanently
What is the purpose of RAM in a computer?
Data encryption
Data backup
Temporary data storage during operation
Permanent data storage
Which of the following is an example of non-volatile memory?
CPU
Hard Drive
Cache
RAM
What is the binary equivalent of the decimal number 13?
1110
1001
1011
1101
What does ASCII stand for?
American Standard Code for Information Interchange
Advanced Standard Code for Internet Interaction
Advanced Standard Code for Information Interchange
American Standard Code for Internet Interaction
What is the main function of the code execution process?
To display results
To translate high-level code into machine language
To store data
To manage memory
What is a word in computing?
A group of 4 bits
A group of 8 bits
A type of storage device
A fixed unit of data containing a specific number of bits
Which of the following best describes a memory address?
The data stored in memory
The type of memory used
The unique number assigned to a memory location
The speed of memory access
What is the primary reason computers use the binary number system?
It allows for faster calculations
It is more efficient than decimal
It matches the two states of electronic circuits
It is easier for humans to understand
Which of the following is NOT a characteristic of volatile memory?
Faster than non-volatile memory
Used for temporary storage
Retains data after power is off
Requires continuous power
What is the role of the Central Processing Unit (CPU)?
To store data
To execute instructions
To manage input/output devices
To provide power to the system
How does a computer convert a decimal number to binary?
By adding the digits
By subtracting from 10
By multiplying by 2
By dividing by 2 and recording remainders
What is the typical word size for modern Intel processors?
16 bits
8 bits
64 bits
32 bits
Which of the following is an example of a volatile memory type?
USB Flash Drive
RAM
ROM
SSD
What does the term 'bus speed' refer to?
The speed of the CPU
The speed of the internet connection
The speed of data transfer between components
The speed of memory access
What is the purpose of a compiler in the code execution process?
To execute the code
To manage memory
To convert high-level code to machine language
To store data
Which of the following best describes non-volatile memory?
Data is lost when power is off
Data is retained without power
Faster than volatile memory
Used for temporary storage
What is the significance of word size in computing?
It determines the speed of the CPU
It indicates the power consumption of the system
It affects the amount of data processed at one time
It defines the type of memory used
What is the binary representation of the ASCII code for the letter 'A'?
01000001
1000001
1100001
1010001
What happens to data stored in volatile memory when the power is turned off?
It is saved permanently
It is lost
It is transferred to non-volatile memory
It is encrypted
Which of the following is a characteristic of a byte?
It can represent a single character
It is made of 4 bits
It is the largest unit of memory
It is used for long-term storage
What is the main function of RAM in a computer system?
To temporarily store data for quick access
To permanently store data
To manage input/output operations
To execute programs
What is the primary function of the CPU in relation to memory?
To manage power supply
To fetch and execute instructions
To store data
To connect peripherals
What is the purpose of the binary number system in computing?
To enhance data security
To improve processing speed
To represent data in two states
To simplify calculations
What is the relationship between bits and bytes?
1 byte = 4 bits
1 byte = 32 bits
1 byte = 8 bits
1 byte = 16 bits
