Question 1
Question
Which type of variable is visible to every module and the entire program?
Answer
-
local
-
global
-
reference
-
pass by value
-
pass by reference
Question 2
Question
The scope of the parameter variables is the entire program and it is visible to any statement in the program
Question 3
Question
A module can have two variables of the same name because they are within the same scope
Question 4
Question
To execute a module, we must ____ it
Answer
-
compile
-
parse
-
define
-
debug
-
call
Question 5
Question
When an argument is passed by value, the communication channel works only in one direction.
Question 6
Question
_________ variables are useful for establishing two-way communication between modules.
Answer
-
constant
-
I/O
-
reference
-
value
-
none of the above
Question 7
Question
The top-down design process is sometimes called stepwise refinement.
Question 8
Question
The module definition comprises the module header and the module _________.
Answer
-
arguments
-
body
-
parameters
-
statements
-
call
Question 9
Question
Which of the following is not a benefit of using modules?
Answer
-
simpler code
-
code reuse
-
better testing
-
faster development
-
none of the above
Question 10
Question
The following is an example of a module _______.
Call showNetPay( )
Answer
-
header
-
body
-
display
-
definition
-
execution
Question 11
Question
When an argument is passed by ______., it is not affected by a change of the content of the parameter variable.
Answer
-
reference
-
constant
-
variable
-
value
-
none of the above
Question 12
Question
The arguments in a module call and the parameters listed in the module header must be of compatible data types.
Question 13
Question
Passing an argument by ____ means that only a copy of the argument's value is passed into the parameter variable.
Answer
-
constant
-
value
-
reference
-
variable
-
none of the above
Question 14
Question
The scope of the variable is the segment of the program in which the variable can be accessed.
Question 15
Question
In most languages a module definition has three parts: a header, body, and a footer.
Question 16
Question
Which type of variable is not recommended to be used in programs because they make programs hard to understand and debug?
Answer
-
reference
-
global
-
pass by reference
-
pass by value
-
local
Question 17
Question
Modules can be written for commonly needed tasks and those modules can be incorporated into each program that needs them.
Question 18
Question
A pass by reference argument established a two-way communication with the module, but the value of the argument cannot be modified via the reference variable.
Question 19
Question
A bit that is turned off is represented by the value -1.
Question 20
Question
RAM is a volatile memory used for temporary storage while a program is running.
Question 21
Question
The process known as the _____ cycle is used by the CPU to execute instructions in a program.
Answer
-
decode-execute-fetch
-
execute-decode-fetch
-
decode-fetch-execute
-
fetch-decode-execute
-
fetch-execute-decode
Question 22
Question
What functions(s) does an interpreter perform with the instructions in a high level programming language?
Answer
-
translates
-
compiles
-
compiles and translates
-
translates and execute
-
execute
Question 23
Question
The following is an example of an instruction written in which computer language?
10110000
Answer
-
JAVA
-
C#
-
C++
-
Machine Language
-
Assembly Language
Question 24
Question
Programs that use an interpreter generally execute faster than compiled programs because they are already entirely translated into machine language when executed.
Question 25
Question
The main reason for using secondary storage is to hold data for long periods of time, even when the power to the computer is turned off.
Question 26
Question
Most programs written in high-level language need to be translated into machine language.
Question 27
Question
Programs that make a computer useful for everyday tasks are known as _______.
Answer
-
utility programs
-
system software
-
application software
-
operation system
-
none of the above
Question 28
Question
The term used for a set of rules that must be strictly followed when writing a program is ________.
Answer
-
semantics
-
punctuations
-
syntax
Question 29
Question
The CPU understands instructions in machine language, which are written in binary.
Question 30
Question
Which computer language uses short words known as mnemonics for writing programs?
Answer
-
Java
-
Visual Basic
-
Pascal
-
Assembly
-
C#
Question 31
Question
Assembly language is referred to as a low-level language because it is close to the C++ language.
Question 32
Question
It has been proven by a group of mathematicians that all programs can be written using only three structures.
Question 33
Question
A variable is a storage location in memory that is represented by a name and can hold different values during the execution of the program.
Question 34
Question
What term is used for a string that appears in the actual code of the program?
Answer
-
virtual string
-
hard copy
-
strongly typed
-
string literal
-
none of the above
Question 35
Question
Most programming languages do not automatically print spaces between multiple items that are displayed on the screen.
Question 36
Question
A ______ structure is a set of statements that execute in the order that they appear.
Answer
-
sequence
-
control
-
repetition
-
decision
-
none of the above
Question 37
Question
A sequence of characters that is used as data is called a string in programming.
Question 38
Question
Programmers start writing code as the first step when they begin a new project.
Question 39
Question
The expressions (a+b) / c and a + b /c will always yield identical results.
Question 40
Question
Which of the following is not a variable data type?
Answer
-
integer
-
number
-
real
-
string
-
none of the above
Question 41
Question
Although the sequence structure is heavily used in programming, it cannot handle every type of task.
Question 42
Question
A case structure is a ________ alternative decision structure.
Answer
-
dual
-
multiple
-
single or dual
-
single
-
all of the above
Question 43
Question
What type of operators are the following?
> = = = ! =
Answer
-
boolean
-
mathematical
-
relational
-
logical
-
none of the above
Question 44
Question
An If statement will produce unpredictable results if the programmer does not use proper indentations in psuedocode
Question 45
Question
Decision structures are also known as selection structures
Question 46
Question
It is possible to write a complete program using only a decision structure
Question 47
Question
Which operator is best to determine whether x contains a value in the range of 10 through 57?
Answer
-
AND
-
==
-
NOT
-
OR
-
none of the above
Question 48
Question
The first line of the case structure starts with the word CASE followed by the test expression.
Question 49
Question
What two logical operators perform short circuit evaluation?
Answer
-
AND and OR
-
NOT and OR
-
AND and NOT
-
all of the above
-
none of the above
Question 50
Question
Which operator is used to determine that the operands are not exactly of the same value?
Answer
-
==
-
=!
-
=
-
!
-
none of the above
Question 51
Question
In an expression with an OR operator, it does not matter which sub expression is true for the compound expression to be true.
Question 52
Question
What type of operator can be used to determine whether a specific relationship exists between two values?
Answer
-
mathematical
-
logical
-
relational
-
boolean
-
none of the above
Question 53
Question
Which of the following is a logical operator?
Answer
-
NOT
-
AND
-
OR
-
all of the above
-
none of the above
Question 54
Question
In many languages the case structure is called a _____ statement.
Answer
-
branch
-
selective
-
jump
-
switch
Question 55
Question
A nested decision structure can be used to test more than one condition.
Question 56
Question
A nested decision structure can be used to test more than one condition.
Question 57
Question
If the expression is false, the ________ operator will return true.
Answer
-
AND
-
OR
-
NOT
-
All of the above
Question 58
Question
The if-then-else statement should be used to write a single alternative decision structure
Question 59
Question
A file that data is written to is known as a(n)
Answer
-
output file
-
sequential access file
-
binary file
Question 60
Question
A file that data is read from is known as a(n)
Answer
-
input file
-
output file
-
sequential access file
-
binary file
Question 61
Question
Before a file can be used by a program it must be
Answer
-
formatted
-
encrypted
-
closed
-
opened
Question 62
Question
This type of file contains data that has not been converted to text.
Answer
-
text file
-
binary file
-
English file
-
human readable file
Question 63
Question
This is a character or set of characters that marks the end of a piece of data
Answer
-
median value
-
delimeter
-
boundary marker
-
EOF marker
Question 64
Question
This is a character or set of characters that mark the end of a file
Answer
-
delimeter
-
boundary marker
-
EOF marker
Question 65
Question
This marks the location of the next item that will be read from a file
Answer
-
input position
-
delimeter
-
pointer
-
read position
Question 66
Question
When a file is opened in this mode, data will be written at the end of the file's existing contents
Answer
-
append mode
-
backup mode
-
read-only mode
Question 67
Question
When working with a sequential access file, you can jump directly to any piece of data in the file without reading the data that comes before it.
Question 68
Question
In most languages, when you open an output file and that file already exists on the disk, the contents of the existing file will be erased