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Name:
Class:
Date:
Chapter 2
Copyright Cengage Learning. Powered by Cognero.
Page 1
1. In C++, reserved words are the same as predefined identifiers.
a.
True
b.
False
ANSWER:
False
POINTS:
1
REFERENCES:
36
QUESTION TYPE:
True / False
HAS VARIABLES:
False
DATE CREATED:
10/5/2016 1:36 PM
DATE MODIFIED:
10/5/2016 1:36 PM
2. The maximum number of significant digits in values of the double type is 15.
a.
True
b.
False
ANSWER:
True
POINTS:
1
REFERENCES:
41
QUESTION TYPE:
True / False
HAS VARIABLES:
False
DATE CREATED:
10/5/2016 1:36 PM
DATE MODIFIED:
10/5/2016 1:36 PM
3. The maximum number of significant digits in float values is up to 6 or 7.
a.
True
b.
False
ANSWER:
True
POINTS:
1
REFERENCES:
42
QUESTION TYPE:
True / False
HAS VARIABLES:
False
DATE CREATED:
10/5/2016 1:36 PM
DATE MODIFIED:
10/5/2016 1:36 PM
4. An operator that has only one operand is called a unique operator.
a.
True
b.
False
ANSWER:
False
POINTS:
1
REFERENCES:
45
QUESTION TYPE:
True / False
HAS VARIABLES:
False
DATE CREATED:
10/5/2016 1:36 PM
DATE MODIFIED:
10/5/2016 1:36 PM
Name:
Class:
Date:
Chapter 2
Copyright Cengage Learning. Powered by Cognero.
Page 2
5. If a C++ arithmetic expression has no parentheses, operators are evaluated from left to right.
a.
True
b.
False
ANSWER:
True
POINTS:
1
REFERENCES:
46
QUESTION TYPE:
True / False
HAS VARIABLES:
False
DATE CREATED:
10/5/2016 1:36 PM
DATE MODIFIED:
10/5/2016 1:36 PM
6. A mixed arithmetic expression contains all operands of the same type.
a.
True
b.
False
ANSWER:
False
POINTS:
1
REFERENCES:
48
QUESTION TYPE:
True / False
HAS VARIABLES:
False
DATE CREATED:
10/5/2016 1:36 PM
DATE MODIFIED:
10/5/2016 1:36 PM
7. Suppose a = 5. After the execution of the statement ++a; the value of a is 6.
a.
True
b.
False
ANSWER:
True
POINTS:
1
REFERENCES:
70
QUESTION TYPE:
True / False
HAS VARIABLES:
False
DATE CREATED:
10/5/2016 1:36 PM
DATE MODIFIED:
10/5/2016 1:36 PM
8. The escape sequence \r moves the insertion point to the beginning of the next line.
a.
True
b.
False
ANSWER:
False
POINTS:
1
REFERENCES:
7
QUESTION TYPE:
True / False
HAS VARIABLES:
False
DATE CREATED:
10/5/2016 1:36 PM
Name:
Class:
Date:
Name:
Class:
Date:
Chapter 2
Name:
Class:
Date:
Chapter 2
Name:
Class:
Date:
Chapter 2
Copyright Cengage Learning. Powered by Cognero.
Page 6
POINTS:
1
REFERENCES:
51
QUESTION TYPE:
Multiple Choice
HAS VARIABLES:
False
DATE CREATED:
10/5/2016 1:36 PM
DATE MODIFIED:
10/5/2016 1:36 PM
21. The expression static_cast<int>(6.9) + static_cast<int>(7.9) evaluates to ____.
a.
13
b.
14
c.
14.8
d.
15
ANSWER:
a
POINTS:
1
REFERENCES:
51
QUESTION TYPE:
Multiple Choice
HAS VARIABLES:
False
DATE CREATED:
10/5/2016 1:36 PM
DATE MODIFIED:
10/5/2016 1:36 PM
22. The length of the string "computer science" is ____.
a.
14
b.
15
c.
16
d.
18
ANSWER:
c
POINTS:
1
REFERENCES:
53
QUESTION TYPE:
Multiple Choice
HAS VARIABLES:
False
DATE CREATED:
10/5/2016 1:36 PM
DATE MODIFIED:
10/5/2016 1:36 PM
23. In a C++ program, one and two are double variables and input values are 10.5 and 30.6. After the statement
cin >> one >> two; executes, ____.
a.
one = 10.5, two = 10.5
b.
one = 10.5, two = 30.6
c.
one = 30.6, two = 30.6
d.
one = 11, two = 31
ANSWER:
b
POINTS:
1
REFERENCES:
65
QUESTION TYPE:
Multiple Choice
HAS VARIABLES:
False
DATE CREATED:
10/5/2016 1:36 PM
DATE MODIFIED:
10/5/2016 1:36 PM
24. Suppose that count is an int variable and count = 1. After the statement count++; executes, the value of
count is ____.
Name:
Class:
Date:
Chapter 2
Copyright Cengage Learning. Powered by Cognero.
Page 7
a.
1
b.
2
c.
3
d.
4
ANSWER:
b
POINTS:
1
REFERENCES:
69-70
QUESTION TYPE:
Multiple Choice
HAS VARIABLES:
False
DATE CREATED:
10/5/2016 1:36 PM
DATE MODIFIED:
10/5/2016 1:36 PM
25. Suppose that alpha and beta are int variables. The statement alpha = --beta; is equivalent to the
statement(s) ____.
a.
alpha = 1 - beta;
b.
alpha = beta - 1;
c.
beta = beta - 1;
alpha = beta;
d.
alpha = beta;
beta = beta - 1;
ANSWER:
c
POINTS:
1
REFERENCES:
70-71
QUESTION TYPE:
Multiple Choice
HAS VARIABLES:
False
DATE CREATED:
10/5/2016 1:36 PM
DATE MODIFIED:
10/5/2016 1:36 PM
26. Suppose that alpha and beta are int variables. The statement alpha = beta--; is equivalent to the
statement(s) ____.
a.
alpha = 1 - beta;
b.
alpha = beta - 1;
c.
beta = beta - 1;
alpha = beta;
d.
alpha = beta;
beta = beta - 1;
ANSWER:
d
POINTS:
1
REFERENCES:
70-71
QUESTION TYPE:
Multiple Choice
HAS VARIABLES:
False
DATE CREATED:
10/5/2016 1:36 PM
DATE MODIFIED:
10/5/2016 1:36 PM
27. Suppose that alpha and beta are int variables. The statement alpha = beta++; is equivalent to the
statement(s) ____.
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Date:
Chapter 2
Copyright Cengage Learning. Powered by Cognero.
Page 8
a.
alpha = 1 + beta;
b.
alpha = alpha + beta;
c.
alpha = beta;
beta = beta + 1;
d.
beta = beta + 1;
alpha = beta;
ANSWER:
c
POINTS:
1
REFERENCES:
70-71
QUESTION TYPE:
Multiple Choice
HAS VARIABLES:
False
DATE CREATED:
10/5/2016 1:36 PM
DATE MODIFIED:
10/5/2016 1:36 PM
28. Suppose that alpha and beta are int variables. The statement alpha = ++beta; is equivalent to the
statement(s) ____.
a.
beta = beta + 1;
alpha = beta;
b.
alpha = beta;
beta = beta + 1;
c.
alpha = alpha + beta;
d.
alpha = beta + 1;
ANSWER:
a
POINTS:
1
REFERENCES:
70-71
QUESTION TYPE:
Multiple Choice
HAS VARIABLES:
False
DATE CREATED:
10/5/2016 1:36 PM
DATE MODIFIED:
10/5/2016 1:36 PM
29. Choose the output of the following C++ statement:
cout << "Sunny " << '\n' << "Day " << endl;
a.
Sunny \nDay
b.
Sunny \nDay endl
c.
Sunny
Day
d.
Sunny \n
Day
ANSWER:
c
POINTS:
1
REFERENCES:
72
QUESTION TYPE:
Multiple Choice
HAS VARIABLES:
False
DATE CREATED:
10/5/2016 1:36 PM
Name:
Class:
Date:
Name:
Class:
Date:
Chapter 2
Copyright Cengage Learning. Powered by Cognero.
Page 10
c.
Named constants
d.
Expressions
ANSWER:
b
POINTS:
1
REFERENCES:
89
QUESTION TYPE:
Multiple Choice
HAS VARIABLES:
False
DATE CREATED:
10/5/2016 1:36 PM
DATE MODIFIED:
10/5/2016 1:36 PM
33. The declaration int a, b, c; is equivalent to which of the following?
a.
inta , b, c;
b.
int a,b,c;
c.
int abc;
d.
int a b c;
ANSWER:
b
POINTS:
1
REFERENCES:
90
QUESTION TYPE:
Multiple Choice
HAS VARIABLES:
False
DATE CREATED:
10/5/2016 1:36 PM
DATE MODIFIED:
10/5/2016 1:36 PM
34. Suppose that alpha and beta are int variables and alpha = 5 and beta = 10. After the statement alpha
*= beta; executes, ____.
a.
alpha = 5
b.
alpha = 10
c.
alpha = 50
d.
alpha = 50.0
ANSWER:
c
POINTS:
1
REFERENCES:
92
QUESTION TYPE:
Multiple Choice
HAS VARIABLES:
False
DATE CREATED:
10/5/2016 1:36 PM
DATE MODIFIED:
10/5/2016 1:36 PM
35. Suppose that sum and num are int variables and sum = 5 and num = 10. After the statement sum += num
executes, ____.
a.
sum = 0
b.
sum = 5
c.
sum = 10
d.
sum = 15
ANSWER:
d
POINTS:
1
REFERENCES:
93
QUESTION TYPE:
Multiple Choice
HAS VARIABLES:
False
DATE CREATED:
10/5/2016 1:36 PM
DATE MODIFIED:
10/5/2016 1:36 PM
Name:
Class:
Date:
36. ____________________ is the process of planning and creating a program.
ANSWER:
Programming
programming
POINTS:
1
REFERENCES:
28
QUESTION TYPE:
Completion
HAS VARIABLES:
False
DATE CREATED:
10/5/2016 1:36 PM
DATE MODIFIED:
10/5/2016 1:36 PM
37. A(n) ____________________ is a memory location whose contents can be changed.
ANSWER:
variable
POINTS:
1
REFERENCES:
33
QUESTION TYPE:
Completion
HAS VARIABLES:
False
DATE CREATED:
10/5/2016 1:36 PM
DATE MODIFIED:
10/5/2016 1:36 PM
38. A(n) ____________________ is a collection of statements, and when it is activated, or executed, it accomplishes
something.
ANSWER:
subprogram
sub program
sub-program
function
module
POINTS:
1
REFERENCES:
33
QUESTION TYPE:
Completion
HAS VARIABLES:
False
DATE CREATED:
10/5/2016 1:36 PM
DATE MODIFIED:
10/5/2016 1:36 PM
39. ____________________ functions are those that have already been written and are provided as part of the system.
ANSWER:
Predefined
predefined
Standard
standard
POINTS:
1
REFERENCES:
33-34
QUESTION TYPE:
Completion
HAS VARIABLES:
False
DATE CREATED:
10/5/2016 1:36 PM
DATE MODIFIED:
10/5/2016 1:36 PM
Name:
Class:
Date:
Copyright Cengage Learning. Powered by Cognero.
Page 12
40. ____________________ rules determine the meaning of instructions.
ANSWER:
Semantic
semantic
POINTS:
1
REFERENCES:
34
QUESTION TYPE:
Completion
HAS VARIABLES:
False
DATE CREATED:
10/5/2016 1:36 PM
DATE MODIFIED:
10/5/2016 1:36 PM
41. ____________________ can be used to identify the authors of the program, give the date when the program is written
or modified, give a brief explanation of the program, and explain the meaning of key statements in a program.
ANSWER:
Comments
comments
POINTS:
1
REFERENCES:
34
QUESTION TYPE:
Completion
HAS VARIABLES:
False
DATE CREATED:
10/5/2016 1:36 PM
DATE MODIFIED:
10/5/2016 1:36 PM
42. The smallest individual unit of a program written in any language is called a(n) ____________________.
ANSWER:
token
POINTS:
1
REFERENCES:
35
QUESTION TYPE:
Completion
HAS VARIABLES:
False
DATE CREATED:
10/5/2016 1:36 PM
DATE MODIFIED:
10/5/2016 1:36 PM
43. In a C++ program, ____________________ are used to separate special symbols, reserved words, and identifiers.
ANSWER:
whitespaces
whitespace
white spaces
white space
POINTS:
1
REFERENCES:
37
QUESTION TYPE:
Completion
HAS VARIABLES:
False
DATE CREATED:
10/5/2016 1:36 PM
DATE MODIFIED:
10/5/2016 1:36 PM
44. The ____________________ type is C++ ’s method for allowing programmers to create their own simple data types.
Name:
Class:
Date:
Chapter 2
Copyright Cengage Learning. Powered by Cognero.
Page 13
ANSWER:
enumeration
POINTS:
1
REFERENCES:
38
QUESTION TYPE:
Completion
HAS VARIABLES:
False
DATE CREATED:
10/5/2016 1:36 PM
DATE MODIFIED:
10/5/2016 1:36 PM
45. The memory space for a(n) ____________________ data value is 64 bytes.
ANSWER:
long long
POINTS:
1
REFERENCES:
39
QUESTION TYPE:
Completion
HAS VARIABLES:
False
DATE CREATED:
10/5/2016 1:36 PM
DATE MODIFIED:
10/5/2016 1:36 PM
46. The maximum number of significant digits is called the ____________________.
ANSWER:
precision
POINTS:
1
REFERENCES:
42
QUESTION TYPE:
Completion
HAS VARIABLES:
False
DATE CREATED:
10/5/2016 1:36 PM
DATE MODIFIED:
10/5/2016 1:36 PM
47. When a value of one data type is automatically changed to another data type, a(n) ____________________ type
coercion is said to have occurred.
ANSWER:
implicit
POINTS:
1
REFERENCES:
50
QUESTION TYPE:
Completion
HAS VARIABLES:
False
DATE CREATED:
10/5/2016 1:36 PM
DATE MODIFIED:
10/5/2016 1:36 PM
48. A(n) ____________________ is a sequence of zero or more characters.
ANSWER:
string
POINTS:
1
REFERENCES:
53
QUESTION TYPE:
Completion
HAS VARIABLES:
False
DATE CREATED:
10/5/2016 1:36 PM
Name:
Class:
Date:
Chapter 2
