One of the most widely known symmetric encryption cryptosystems is ____.

A. DES
B. WPA
C. RSA
D. AES


Answer: A

Computer Science & Information Technology

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A data problem is reported to the network administrator. The problem is found to be with the UTP network connection. What steps could the network administrator have taken to isolate the problem? (Select two.)

a. Visually inspect all UTP terminations. b. Run a cable test using a cable tester. c. Use the ping command to verify network connectivity. d. Use pairs 4–5 and 7–8 to repair the connection. e. Contact the installer of the UTP cable to obtain a certification report.

Computer Science & Information Technology

A digital fingerprint of a document can be created using an _________.

Fill in the blank(s) with the appropriate word(s).

Computer Science & Information Technology

Which of the following is NOT true about a smart home?

A) A smart home can be remotely activated by phone or over the Internet. B) Smart home technology can also be found in commercial buildings. C) Smart homes use automation to control lighting, heating and cooling, security, entertainment, and appliances. D) Smart appliances can only be managed from a phone app.

Computer Science & Information Technology

A(n) ________ is a group or list of commands that contain context-sensitive commands related to the right-clicked object

Fill in the blank(s) with correct word

Computer Science & Information Technology