Memory Technology and Hierarchy MCQs

What is the main advantage of hierarchical memory organization?

• Increases cost

• Reduces processing speed

• Balances cost, speed, and capacity

• Requires more power

Which type of memory is the fastest?

• Cache memory

• RAM

• Hard disk

• Optical disk

Which memory technology is non-volatile?

• SRAM

• DRAM

• ROM

• Cache memory

What type of memory is used to store the BIOS in a modern computer?

• SRAM

• DRAM

• ROM

• Cache

Which of the following is a characteristic of DRAM?

• Faster than SRAM

• Requires periodic refreshing

• Uses flip-flops for storage

• Non-volatile

What type of RAM is used in cache memory?

• SRAM

• DRAM

• ROM

• PROM

Which type of ROM can be erased and reprogrammed using ultraviolet light?

• PROM

• EPROM

• EEPROM

• Flash ROM

Which type of memory is volatile?

• ROM

• EEPROM

• DRAM

• Flash memory

What does 'random access' in RAM stand for?

• Data can be read and written sequentially

• Data must be accessed in a fixed order

• Any memory location can be accessed directly

• Memory access is unpredictable

What is the main disadvantage of SRAM compared to DRAM?

• Slower speed

• Higher cost

• Requires refreshing

• Non-volatile