Show that SQL is relationally complete.

What will be an ideal response?

Hint: Allow the students to show that each of the relational algebra operations can be expressed in
SQL.

Computer Science & Information Technology

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Windows 2000 and later applications store passwords in the form of hash values in a database called ______________________________.

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

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Computer Science & Information Technology

Clear GIFs are ________

(a) Cookies. (b) ID cards. (c) Click-through advertisements. (d) Web bugs.

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Computer Science & Information Technology

What is network capacity management and who performs it?

What will be an ideal response?

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Computer Science & Information Technology

PING and TRACERT use what protocol for error messages.

A. DMZ B. LCD C. ICMP D. STP

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Computer Science & Information Technology