Which type of memory is at the top of the memory hierarchy?

• Cache Memory

• Registers

• Main Memory

• Auxiliary Memory

What is the primary factor that differentiates memory hierarchy levels?

• Price and durability

• Speed and cost

• Size and weight

• Complexity and accessibility

Which of the following is a characteristic of memory closer to the processor in the hierarchy?

• Larger size

• Higher latency

• Higher speed

• Non-volatility

In the memory hierarchy, which type of memory is volatile?

• Hard Disk

• Flash Memory

• Cache Memory

• Optical Disk

What is the typical purpose of introducing multiple levels of memory hierarchy?

• To increase power efficiency

• To balance cost, speed, and capacity

• To enhance user experience

• To simplify design complexity

Which memory type primarily constitutes the main memory?

• SRAM

• DRAM

• Flash Memory

• PROM

What happens to the main memory contents when the system powers off?

• They are saved to secondary storage

• They are erased

• They persist indefinitely

• They are compressed

Which technique is used to optimize main memory usage?

• Address translation

• Defragmentation

• Paging

• Redundancy

Main memory communicates directly with which component of the CPU?

• Control Unit

• Arithmetic Logic Unit (ALU)

• Cache

• I/O Unit

The memory space reserved for the operating system in main memory is called?

• Heap

• Kernel Space

• Stack

• Virtual Space