When a query comes in from a PC on the Web, it is often the case that the retrieved data is going to be used again by the same or by a different end-user fairly soon. Such data can be held temporarily in a ____.
A) Flash disk
B) read-only memory
C) query cache
D) register
E) CGI

Question

Quizplus · Accepted Answer

Data that is frequently accessed through queries can be temporarily stored in a query cache to improve the system's performance by reducing the time it takes to retrieve data. Storing data in a cache allows it to be quickly accessed without having to repeatedly fetch it from the original source.

When a Query Comes in from a PC on the Web