题目内容

Which of the following is not a popular mobile operating system?

A. Mountain Lion
B. Windows Phone 8
C. iOS
D. Android

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When a single physical computer runs this type of software, it operates as though it were two or more separate and independent computers.

A. Backup
B. File compression
C. Troubleshooting
D. Virtualization

The windows troubleshooting utility that identifies and eliminates nonessential files is called _____.

A. Backup and Restore
B. Disk Defragmenter
C. Disk Cleanup
D. Norton Utilities

When a file is broken up into small parts that are stored wherever space is available, the hard disk is said to become _____.

A. fragmented
B. contiguous
C. sectored
D. disbursed

Before sending a large file over the Internet, you might want to use one of these programs.

A. Disk defragmenter
B. Uninstaller
C. Disk cleanup program
D. File compression program