A connected undirected graph that has n vertices and more than n – 1 edges ______.

a. cannot contain a cycle
b. must contain at least one cycle
c. can contain at most two cycles
d. must contain at least two cycles


b. must contain at least one cycle

Computer Science & Information Technology

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

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Which of the following authentication services requires the use of a ticket-granting ticket (TGT) server in order to complete the authentication process?

A. TACACS+ B. Secure LDAP C. RADIUS D. Kerberos

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The ____________________ video format is the preferred modern video type for web design.

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

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Joins are used to combine data from one query

Indicate whether the statement is true or false

Computer Science & Information Technology