The paging file on the hard drive is correct answer ( at the operating system level ( eg Windows))
2: (B), it uses a fan.
3: (A), in windows this is called a page file on your hard drive.
4: (C). Four sticks of 1gb RAM totalling 4gb.
5: (B), IDE cables are referred to as "ribbon cables"
6: (B), workstation for an engineering firm.
7: (C), ram is volatile, meaning its state is liable to change (in this case loosing data when powered off).
8: (A), a server, all though technically all could.
9: (D), ssd's do not rotate disks, thus they their RPM cannot be higher.
The answer to your question is the Paging file which temporarily uses memory from your disk to become part of your virtual memory to remove the load from your RAM (Random Access Memory). This also helps your system to support any application that exceed its physical memory capability.
Data for which there is temporarily no room in RAM is diverted to the paging file on the hard drive on your computer. The answer is letter A. It is a memory management in which it is used asa secondary storage when files or programs exceed the size of available memory.
Hope this helped
When there is no room in the RAM, the Data is diverted and place in the paging file on the hard drive of the computer.