*A nested decision structure can be used to test more than one condition.
A ) True
B ) False
answer
True
question
*Which structure is a logical design that controls the order in which a set of statements executes?
A ) Control
B ) Sequence
C ) Module
D ) Terminal
E ) None of these
answer
Control
question
It is possible to write a complete program using only a decision structure.
A ) True
B ) False
answer
False
question
The If-Then-Else statement should be used to write a single alternative decision structure.
A ) True
B ) False
answer
False
question
The ________ operator is a unary operator, as it works with only one operand.
A ) AND
B ) NOT
C ) OR
D ) All of these
E ) None of these
answer
NOT
question
*The If-Then-Else statement can be used to simplify a complex nested decision structure.
A ) True
B ) False
answer
True
question
*Which operator is used to determine that the operands are not exactly of the same value?
A ) =
B ) !
C ) =!
D ) ==
E ) None of these
answer
None of these
question
*Which of the following is a logical operator?
A ) AND
B ) NOT
C ) OR
D ) All of these
E ) None of these
answer
All of these
question
Which operator is best to determine whether x contains a value in the range of 10 through 57?
A ) AND
B ) NOT
C ) OR
D ) ==
E ) None of these
answer
AND
question
Which of the following operators reverses the logic of its operand?
A ) NOT
B ) AND
C ) OR
D ) All of these
E ) None of these
answer
NOT
question
*In an expression with an OR operator, it does not matter which sub expression is true for the compound expression to be true.
A ) True
B ) False
answer
True
question
The ________ operator could be used, in some situations, to simplify nested selection structures.
A ) AND
B ) NOT
C ) OR
D ) All of these
E ) None of these
answer
AND
question
What two logical operators perform short-circuit evaluation?
A ) NOT and OR
B ) AND and OR
C ) AND and NOT
D ) All of these
E ) None of these
answer
AND and OR
question
If the expression is false, the ________ operator will return true.
A ) AND
B ) NOT
C ) OR
D ) All of these
E ) None of these
answer
NOT
question
Which operator would make the following expression true?
False______________True
A ) AND
B ) NOT
C ) OR
D ) All of these
E ) None of these
answer
OR
question
A condition is a ________ expression.
A ) Boolean
B ) Relational
C ) Logical
D ) Mathematical
E ) None of these
answer
Boolean
question
An If statement will produce unpredictable results if the programmer does not use proper indentations in pseudocode.
A ) True
B ) False
answer
False
question
Although the sequence structure is heavily used in programming, it cannot handle every type of task.
A ) True
B ) False
answer
True
question
What type of operator can be used to determine whether a specific relationship exists between two values?
A ) Boolean
B ) Relational
C ) Logical
D ) Mathematical
E ) None of these
answer
Relational
question
*The short-circuit evaluation is performed with expressions containing any logical operators.
A ) True
B ) False
answer
False
question
Decision structures are also known as selection structures.
A ) True
B ) False
answer
True
question
A case structure is a ________ alternative decision structure.
A ) Single
B ) Dual
C ) Multiple
D ) Single or dual
E ) All of these
answer
Multiple
question
Which operator would make the following expression false?
True ____________False
A ) AND
B ) NOT
C ) OR
D ) All of these
E ) None of these
answer
And
question
*A nested decision structure can achieve the same logic as a case structure.
A ) True
B ) False
answer
True
question
*The ________ symbol indicates that some condition must be tested in a flowchart.
A ) Rectangle
B ) Oval
C ) Parallelogram
D ) Square
E ) Diamond
answer
Diamond
question
Pseudocode could be logically incorrect if not properly indented.
A ) True
B ) False
answer
False
question
In many languages the case structure is called a ________ statement.
A ) Branch
B ) Jump
C ) Selective
D ) Switch
E ) All of these
answer
Switch
question
*The first line of the case structure starts with the word CASE followed by the test expression.
A ) True
B ) False
answer
False
question
Consider the following statement:
A store is giving a discount of 30% for all purchases of over $100.
Which of the following is not the appropriate structure to use to program the statement?
A ) Control
B ) Decision
C ) Selection
D ) Sequence
E ) None of these
answer
Sequence
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