If x initially contains the value 3, which of the following sets x to 7?
a. x ++ 4;
b. x += 4;
c. x =+ 4;
d. x + 4 = x;
b. x += 4;
Computer Science & Information Technology
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A. 
B. 
C. 
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Computer Science & Information Technology
A query that tabulates totals across two or more categories is a(n) ________ query
Fill in the blank(s) with correct word
Computer Science & Information Technology
Which layer can route data on different paths by creating virtual circuits?
A. Physical B. Data Link C. Network D. Transport
Computer Science & Information Technology
A program or thread _________ when the program or thread blocks forever on a needed resource.
Fill in the blank(s) with the appropriate word(s).
Computer Science & Information Technology