Which statement about trees is false?
a. A tree is a nonlinear, two-dimensional data structure.
b. Each node in a tree contains two links.
c. The children of a node are called siblings.
d. A node with no children is called a leaf node.
b. Each node in a tree contains two links.
Computer Science & Information Technology
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What record is used to specify the email handling server of the domain?
a. NS b. MX c. TXT d. SPF
Computer Science & Information Technology
A(n) __________ is an action, device, procedure, or technique that reduces a threat, a vulnerability, or an attack by eliminating or preventing it, by minimizing the harm it can cause, or by discovering and reporting it so that correct action can be taken.
A. attack B. countermeasure C. adversary D. protocol
Computer Science & Information Technology