________ was the first computer with a graphical user interface, developed in 1972.

A. Apple Lisa
B. Xerox Alto
C. Apple Macintosh
D. Microsoft Windows


Answer: B

Computer Science & Information Technology

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Is a protected class member public or private to the world? Is it available to all class functions? Explain.

What will be an ideal response?

Computer Science & Information Technology

Consider a hash table of size 5, with the starting index 0, and a hash function (2*x)mod5. Assuming that the hash table is empty, which of the following is the content of the table when the sequence is 1, 3, 10?

a. 10, 3, 1, _, _ b. 1, 3, 10, _, _ c. 10, 3, _, 1, _ d. _, _, 10, 3, 1

Computer Science & Information Technology

An If...Then statement can be used to compare an arithmetic expression to a(n) ____.

A. logical operator B. constant C. other data type D. arithmetic operator

Computer Science & Information Technology

____________________ adjust properties relative to other values, and are an alternative to relative length units.

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

Computer Science & Information Technology