Cryptographic systems are characterized along three independent dimensions: the type of operations used for transforming plaintext to ciphertext; the way in which the plaintext is processed; and __________ .

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


the number of keys used

Computer Science & Information Technology

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Most databases are ________ databases—databases where the data is organized in tables.

a) tabular b) SQL c) relational d) Access e) None of the above.

Computer Science & Information Technology

Some employers have fired employees for misuse of e-mail and the Internet on company computers

Indicate whether the statement is true or false

Computer Science & Information Technology

Items to be contained in an index must first be marked with index entry fields

Indicate whether the statement is true or false

Computer Science & Information Technology

In Java, the operator OR is represented by ____.

A. && B. | | C. ! D. < >

Computer Science & Information Technology