Computer Fundamentals Quiz

Which bus carries memory addresses from the CPU to other components?

• Data bus

• Control bus

• Address bus

• System bus

What is the role of the Program Counter (PC)?

• Stores current instruction

• Stores next instruction's address

• Stores data being transferred

• Stores arithmetic results

What is the fastest type of memory in a computer?

• L3 cache

• Registers

• RAM

• ROM

Which type of memory is non-volatile?

• Registers

• Cache

• RAM

• ROM

The CPU cycle that decodes the instruction into low-level operations is called:

• Fetch

• Decode

• Execute

• Write-back

Multi-core processors improve performance by:

• Reducing memory size

• Running multiple instructions simultaneously

• Increasing bus width

• Eliminating cache memory

What is the role of an accumulator register?

• Store addresses

• Store intermediate results

• Store instructions

• Store bus signals

Which is an example of a co-processor?

• ALU

• GPU

• Cache

• ROM

Which CPU design feature helps reduce wasted cycles by predicting next instructions?

• SIMD

• Branch prediction

• Pipelining

• Instruction buffering

What limits single-core processors in modern computing?

• Excessive parallelism

• Lack of parallelism

• Too much cache

• Incompatibility with RAM