7. Virtual memory

Multiple Choice

What is the purpose of virtual memory?

• To increase the speed of the CPU

• To allow more programs to run simultaneously

• To store data permanently

• To manage hardware resources

Multiple Choice

True or False: Virtual memory is a feature of all operating systems.

• True

• False

Multiple Choice

What is the term for the operating system's use of hard drive space as a temporary extension of RAM?

• Virtual Memory
• Cache
• Registering
• Defragmenting

Multiple Choice

Virtual memory occupies space on a computers...

• ROM

• RAM

• Secondary Storage

• CPU Cache

Multiple Choice

When the OS creates temporary RAM on the Hard Drive it is known as...

• Virtual Memory
• Cache
• Registering
• Defragmenting

Multiple Choice

What is the process of using virtual memory when the computer's RAM is almost full?

• The computer creates additional RAM

• Data is transferred to the hard drive

• The computer shuts down

• RAM is deleted

Multiple Select

What are the advantages of virtual memory?

• Virtual memory is free, providing there is space on the hard drive.

• Read/write access is slower to a hard drive than to RAM directly.

• Allows more processes to continue.

• If too much virtual memory is used, the whole system will slow down.

Multiple Select

What are the disadvantages of virtual memory?

• Virtual memory is free, providing there is space on the hard drive.

• Read/write access is slower to a hard drive than to RAM directly.

• Allows more processes to continue.

• If too much virtual memory is used, the whole system will slow down.

Multiple Select

Demand Paging or swapping means : (select two)

• moving non-essential data to and from RAM to the hard drive

• Loads pages only after the memory is requested

• Optimizes pages based on CPU utilization

• Pre-loads the entire process due to locality of reference

Multiple Choice

Virtual memory is used to...

• Allow a computer to continue to run if the computer runs out of space on it's HDD

• Allow a computer to continue to run if the computer runs out of space on it's ROM

• Allow a computer to continue to run if the computer runs out of space on it's RAM

Drag and Drop

If the computer does not have enough RAM to run a process it can make use of ​

Placeholder

memory. RAM and ROM are both examples of ​

Placeholder

memory. Memory located close to the processor that allows faster access than from RAM is called ​

Placeholder

memory

Drag these tiles and drop them in the correct blank above

instructions

closing

operator

secondary

virtual

primary

cache

changed

read

Poll

How confident do you feel about this topic now?

• Very confident
• Somewhat confident
• Not confident