The simplest form of multiple encryption has __________ encryption stages and __________ keys.

A. four, two
B. two, three
C. two, two
D. three, two


C. two, two

Computer Science & Information Technology

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A VPN ____ is an alternative to using a general-purpose hardware device.

A. router B. appliance C. firewall D. protocol

Computer Science & Information Technology

To change a file to Read-only, display the file list in File Explorer, right click on the file name, and then click:

A) Properties. B) Rename. C) Delete. D) Create shortcut.

Computer Science & Information Technology

In the breadth first traversal of a graph, all the nodes at any level, i, are visited after visiting the nodes at level i + 1.

Answer the following statement true (T) or false (F)

Computer Science & Information Technology

COGNITIVE ASSESSMENT You want to remove a program from your computer. What do you use?

A. Defragmenter B. File Compression C. Backup and Restore D. Uninstaller

Computer Science & Information Technology