Which of the following would confirm that you have a DNS problem?

A. Ping returns a "request timed out" message.
B. Ping does not work with either an IP address or a Web site address.
C. Ping works with the IP address but not with the Web site name.
D. The DNS resolver cache is empty.


Answer: C

Computer Science & Information Technology

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Give the numeric prefix IEEE standards use for Wi-Fi networks.

What will be an ideal response?

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A record can be implemented as a _____________, a ________ or a ___________ in Python.

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

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A "Page Not Found" error message is most commonly a mistake in the spelling/typing of an address

Indicate whether the statement is true or false

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Use the table to find ordered-pair solutions for the equation. 0__3____-2__0

A.     
0     3
3     -4.5
-2    -2
-6     0

B.     
0     -3
3     4.5
-2    -2
-6    0

C.     
0     -3
3     -4.5
-2    -2
-6    0

D.     
0     -8
3     -4.5
10    -2
8     0

E.     
0     -3
3     -4.5
-2    -2
0     0

Computer Science & Information Technology