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
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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?
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
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
For users, 24-hour accessibility equates to 24-hour vulnerability
Indicate whether the statement is true or false.