First introduced in Windows Vista, Windows 7 comes packaged with a feature called ReadyBoost which is best described as:

A cache feature using a USB memory stick

A feature which allows you to change the timing on your RAM sticks

A sound enhancement feature which equalizes volume

An integrated way to overclock your CPU

Answer:
A cache feature using a USB memory stick

Note: This Question is unanswered, help us to find answer for this one