Virtual Memory Quiz

What is virtual memory?

• A type of cache

• Memory on the cloud

• A nextension of the computer's physical memory, providing extra storage by utilizing space on the hard drive

• A form of encryption

What problem does virtual memory primarily solve? Choose 2.

• Not enough space in RAM

• Slow CPU speeds

• Incompatible operating systems

• Fragmentation

What is paging in the context of virtual memory?

• Moving data from RAM to cache

• Dividing memory into pages and frames

• Deleting unnecessary memory pages

• A method of data compression

What is the process of moving data from RAM to secondary storage called?

• Page swapping

• Mapping

• Fragmentation

• Paging out

When data is moved from the swap space into RAM, what is it called?

• Switching

• Paging in

• Memory allocation

• Fragmenting

What is swap memory?

• A type of fast cache memory

• A special memory for CPU instructions

• Another term for RAM

• The portion of secondary memory used for virtual addresses that don’t fit in RAM

What happens when a program tries to access data not available in RAM?

• A page fault

• Data fragmentation

• Memory overflow

• Cache miss

What is memory fragmentation?

• A method of speeding up memory access

• A situation where memory is split into unusable small holes

• A process of converting physical addresses to virtual addresses

• Allocating memory based on program priority

Which type of memory allocation helps solve memory fragmentation?

• Contiguous allocation

• Fixed allocation

• Dynamic allocation

• Non-contiguous allocation

What is the primary benefit of non-contiguous memory allocation?

• The ability to share data

• Larger programs can fit into fragmented memory spaces

• Improved security

• Faster access to stored data