Acrh 2 variant

What is the binary representation of the decimal number 25?

• 11001

• 11111

• 10011

• 10100

What is the purpose of the IEEE 754 standard in computer architecture?

• Memory organization

• Data bus specification

• Floating-point representation

• Instruction set architecture

In hexadecimal notation, what is the value of the binary number 1101?

• A

• D

• 13

• 15

What is the purpose of the ALU (Arithmetic Logic Unit) in a CPU?

• Manage memory

• Execute instructions

• Control input/output operations

• Store data permanently

Which binary operation is equivalent to a left shift by one position?

• Addition

• Subtraction

• Multiplication

• Division

What is the purpose of a register in a CPU?

• Store temporary data

• Execute arithmetic operations

• Control the clock frequency

• Manage input/output devices

What is the purpose of a cache memory in computer architecture?

• Store permanent data

• Increase CPU clock speed

• Provide fast access to frequently used data

• Execute arithmetic operations

Which number system uses the digits 0-9 and the letters A-F?

• Decimal

• Octal

• Hexadecimal

• Binary

In binary, what is the result of the XOR operation on the binary numbers 1010 and 1101?

• 0011

• 0111

• 1001

• 1111

What is the primary purpose of assembly language?

• To provide high-level abstractions

• To perform arithmetic operations

• To provide machine-specific instructions

• To facilitate network communication