Which attribute would make the best primary key?

a. Social security number
b. Last name
c. First name
d. Age


Answer: a. Social security number

Computer Science & Information Technology

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Discuss how the three-phase commit protocol is a non-blocking protocol in the absence of complete site failure.

What will be an ideal response?

Computer Science & Information Technology

What is the difference between a vertex and a node?

a. They are the same b. A vertex is used in a mathematical graph, while a node is used in a data structure c. A node connects a vertex with another d. A node is the data element linked together in a graph

Computer Science & Information Technology

The ________ function searches for a specific item in a range and returns the relative position of the item

A) LOOKUP B) INDEX C) SUBTOTAL D) MATCH

Computer Science & Information Technology

For users, 24-hour accessibility equates to 24-hour vulnerability

Indicate whether the statement is true or false.

Computer Science & Information Technology