You are working as a technician at Certkiller .com. A user has requested some assistance with his
computer. The workstation is only 6 months old but already it is operating more slowly and takes
longer and longer to open documents. The user has never used this workstation for connecting to
the internet, only for heavy calculations and simulations. Which of the following should you try first
in order to improve the computer’s performance? (Select TWO).

A.
Disk Cleanup

B.
Disk Defragmenter

C.
Dr. Watson

D.
SCANDISK

E.
FDISK

Explanation:
Windows Disk Defragmenteris a computer program included in Microsoft Windows designed to
increase access speed (and sometimes increase the amount of usable space) by rearranging files
stored on a disk to occupy contiguous storage locations, or defragmenting. The Disk Cleanup is a
computer program tool included in Microsoft Windows designed to help free up space on the
computer user’s hard drive. It searches and analyzes the hard drive, and then it determines which
files on a hard drive may no longer be needed and delete those files.