Computer Science Quizzes

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Computer Science → Computer Science Quizzes from 36 to 40
FEATURED COMPUTER SCIENCE QUIZZES
1. In C++, a pointer is
(A) address of a variable
(B) variable for storing addresses
(C) data type of an address variable
(D) constant value

2. What is the statement that displays the address of the variable myvar?
(A) myvar;
(B) &myvar;
(C) cout << myvar;
(D) cout << &myvar;

3. An address is a _____, while a pointer is a _____.
(A) constant, variable
(B) variable, constant
(C) constant, constant
(D) variable, variable

ANSWER: COMPUTER SCIENCE QUIZ
1. (B) variable for storing addresses
2. (D) cout << &myvar;
3. (A) constant, variable

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36. The dots that compose the image of a digital photograph are called __________.
(A) Points
(B) Resolution Points
(C) Digital Points
(D) Pixels

37. A type of reader commonly used to read UPC code is __________.
(A) Bar-code reader
(B) Optical-mark reader
(C) Magnetic-ink reader
(D) Both A and C

38. Caps Lock is a:
(A) Window key
(B) Modifier key
(C) Toggle key
(D) Cursor control key

39. GPS stands for?
(A) Global Pointing System
(B) Global Positioning System
(C) Google Positioning System
(D) None Of These

40. Internet surfing is an example of:
(A) Half duplex
(B) Simplex
(C) Full duplex
(D) None Of These

ANSWERS: COMPUTER SCIENCE QUIZZES
36. (D) Pixels
37. (A) Bar-code reader
38. (C) Toggle key
39. (B) Global Positioning System
40. (A) Half duplex