On a command line, what is a token? What is an argument and how does it usually affect a command? What is an option and how does it usually affect a command? How can you usually distinguish an argument from an option?

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A token is a series of nonblank characters on the command line.
An argument is a token that a command acts on.
An option is a token that modifies how the command works.
Options frequently begin with one or two hyphens; most arguments do not
begin with a hyphen.

Computer Science & Information Technology

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

1. As with any block cipher, AES can be used to construct a message authentication code, and for this, only decryption is used. 2. The inverse add round key transformation is identical to the forward add round key transformation because the XOR operation is its own inverse. 3. The Rijndael developers designed the expansion key algorithm to be resistant to known cryptanalytic attacks. 4. The transformations AddRoundKey and InvMixColumn alter the sequence of bytes in State. 5. AES can be implemented very efficiently on an 8-bit processor.

Computer Science & Information Technology

What do well-known port numbers designate?

A. Well-known port numbers designate specific applications running on a server. B. Well-known port numbers designate router ports. C. Well-known port numbers designate malicious applicaitons D. Well-known port numbers are only used to attack networks

Computer Science & Information Technology

What IEEE 802.11 variant supports a maximum speed of 54 Mbps and uses the 2.4-GHz band?

a. 802.11a b. 802.11b c. 802.11g d. 802.11n

Computer Science & Information Technology

Explain the role of documentation in an organization that has an effective training program for end users.

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Computer Science & Information Technology