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SAINT COM209/ SAINT COM209 MODULE 4 QUIZ 2 (NEW VERSION 2016)
Question
Question 1. Question :
Regarding enumerations, the __________ method returns the name of the calling constant object.
toString
constName
ordinal
nameOf
Question 2. Question :
Comparing a variable to a list of values in an array is a process called __________ an array.
validating
using
checking
searching
Question 3. Question :
A(n) __________ is an integer contained within square brackets that indicates one of an array’s variables.
postscript
subscript
variable header
indicator
Question 4. Question :
You can use the __________, which is written as ||, if you want some action to occur when at least one of two conditions is true.
conditional OR operator
logical AND operator
range check
switch statement
Question 5. Question :
You use a unary minus sign preceding a value to make the value __________.
negative
positive
valid
constant
Question 6. Question :
The __________ requires three expressions separated with a question mark and a colon.
flowchart
conditional operator
sequence structure
conditional statement
Question 7. Question :
You can leave out the __________ statements in a switch structure.
break
switch
if
case
Question 8. Question :
In a(n) __________, you continue to compare pairs of items, swapping them if they are out of order, so that the smallest items rise to the top of the list, eventually creating a sorted list.
range match
bubble sort
enhanced for loop
float sort
Question 9. Question :
The compiler does not take indentation into account when compiling code, but consistent indentation can help readers understand a program’s __________.
machine language
class
decision
logic
Question 10. Question :
When you execute an if…else statement, only one of the resulting actions takes place depending on the evaluation of the __________ following the if.
Boolean expression
keyword
else statement
independent statement
Question 11. Question :
When you place a block within an if statement, it is crucial to place the __________ correctly.
periods
angle brackets
commas
curly braces
Question 12. Question :
When an expression containing a __________ is part of an if statement, the assignment is illegal.
single equal sign
greater than sign
double equal sign
Boolean value
Question 13. Question :
The __________ operator is written as the exclamation point ( ! ).
equality
AND
assignment
NOT
Question 14. Question :
When you want to increase a variable’s value by exactly 1, use the __________.
power statement
accumulating operator
binary operators
prefix increment operator
Question 15. Question :
The __________ loop checks the value of the loop control variable at the bottom of the loop after one repetition has occurred.
while
do…while
for
else
Question 16. Question :
When you declare a variable of a basic, primitive type, such as int x = 10;, the memory address where x is located holds the __________.
location in memory of 10
memory address of 10
reference to 10
value of 10
Question 17. Question :
The simplest statement you can use to make a decision is the __________ statement.
this
Boolean
true false
if
Question 18. Question :
When creating a for loop, which statement will correctly initialize more than one variable?
for a=1, b=2
for(a=1; b=2)
for(a=1, b=2)
for(a = 1&& b = 2)
Question 19. Question :
A for loop provides a convenient way to create a(n) __________ loop.
counter-controlled
posttest
while
infinite
Question 20. Question :
As long as methods do not depend on one another, __________ is a technique that can improve loop performance by combining two loops into one.
loop fusion
prefix incrementing
short-circuit evaluation
do-nothing looping
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