The case structure is a variation of the ____ structure.

A. selection
B. while
C. sequence
D. do


Answer: A

Computer Science & Information Technology

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Which of the following signs indicates a heading without subordinate text?

A.
B.
C.
D.

Computer Science & Information Technology

Evaluate the following expressions using the rules for order of precedence.

1. 4+2/2 = 4 + 1 2. 4 + 2 A 2 =4 +4 3. 4* 5 —4 =20-4 4. 4 *5 A 2 =4*25 5. 4+ 5*3-2 =4 + 15 —2 =19-2 6. 4 + (2 * 2) =4 +4 7. (4 + 2)* 2 + 1 =6*2+ 1 =12+1 8. 4 + 3 — / 2 =4+3-0.5 =7-0.5 9. (4 + 1) / 2 =(7-1)/2 =6/2 10. (((((4 — 2)* (3 + 1)) / 2) A 2) / 4) = ((((2 * (3+ l))/2)"2)/4) =((((2*4)/2)A =((4A 2)14) (16 / 4)

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Excel displays a green arrow in the top left corner of a cell if it detects no possible error

Indicate whether the statement is true or false

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Transistors are constructed from ____, such as silicon and gallium arsenide.

A. magnetic cores B. semiconductors C. ionic crystals D. chips

Computer Science & Information Technology