MULTIPLE CHOICE…..!!!!

  

please look @ assignment.docx QUESTION 1
1. 
What is the answer
for the following operation: (3+5) * 10 – 4/8

 

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A.

79.5

 

B.

9.5

 

C.

47.7

 

D.

76

QUESTION 2
1. 
All of the
variables in an array have the same name and data type but are differentiated
with special numbers called subscripts.
 True
 False
QUESTION 3
1. 
When you combine
AND and OR operators within the same statement, the AND operators take
precedence.
 True
 False
QUESTION 4
1. 
The ____ variable
is initialized before entering the loop.

 

A.

loop
ending

 

B.

ending
control

 

C.

interrupt
control

 

D.

loop
control

QUESTION 5
1. 
Misuse of a
language’s grammar rules is called a(n) ____ error.

 

A.

illegal

 

B.

logical

 

C.

syntax

 

D.

semantic

QUESTION 6
1. 
Program comments
are nonexecuting statements.
 True
 False
QUESTION 7
1. 
Many programming
languages allow you to use ____ to force an expression to evaluate first.

 

A.

a
pound sign

 

B.

an
asterisk

 

C.

parentheses

 

D.

quotation
marks

QUESTION 8
1. 
The two major
components of any computer system are its hardware and its software.
 True
 False
QUESTION 9
1. 
The selection
structure is also called an if-then structure.
 True
 False
 
QUESTION 10
1. 
In the following
statement, which operation is done third?answer = a + b + c * d / e – f

 

A.

a+b

 

B.

b+c

 

C.

e-f

 

D.

d/e

QUESTION 11
1. 
A variable
declaration is a statement that provides a data type and identifier for a
variable
 True
 False
QUESTION 12
1. 
An error commonly
made by beginning programmers is to forget that array subscripts start with the
integer 1.
 True
 False
QUESTION 13
1. 
An AND decision
can be constructed using a ____ decision.

 

A.

nested

 

B.

stacked

 

C.

combined

 

D.

dual

QUESTION 14
1. 
Which language
does a computer know?

 

A.

Java

 

B.

C++

 

C.

high-level

 

D.

machine
language

QUESTION 15
1. 
An algorithm is
the sequence of steps necessary to solve a problem.
 True
 False
QUESTION 16
1. 
The body of a loop
can contain only a limited number of statements.
 True
 False
QUESTION 17
1. 
What would be the output of the
following expression if the temperature outside is 30 degrees?
If temperature >=35 and temperature <= 55 then   output “it is cold outside” else output “The weather is nice today”   A. The weather is nice today   B. The temperature is 45   C. it is cold outside   D. none of the above QUESTION 18 1.  A noun would be a good choice for a variable or constant identifier.  True  False QUESTION 19 1.  The piece of hardware that performs processing tasks is the central data unit.  True  False QUESTION 20 1.  To use computer programs, you must first load them into memory.  True  False QUESTION 21 1.  ____ a data item means you override incorrect data by setting the variable to a specific value.   A. Forcing   B. Incrementing   C. Initializing   D. Terminating QUESTION 22 1.  A loop control variable’s value is tested to control the loop’s execution.  True  False QUESTION 23 1.  What operator has the lowest precedence?   A. +   B. /   C. *   D. = QUESTION 24 1.  What will be the value stored in the variable total when the following code completes executing: count = num  total = num = 0 For count = 1 to 10   total = total + count endfor   A. 10   B. 55   C. 45   D. 0   QUESTION 25 1.  When using the OR operator, an action is taken when at least one of the comparisons evaluates to true.  True  False assignment.docx Unformatted Attachment Preview QUESTION 1 1. What is the answer for the following operation: (3+5) * 10 - 4/8 A. 79.5 B. 9.5 C. 47.7 D. 76 QUESTION 2 1. All of the variables in an array have the same name and data type but are differentiated with special numbers called subscripts. True False QUESTION 3 1. When you combine AND and OR operators within the same statement, the AND operators take precedence. True False QUESTION 4 1. The ____ variable is initialized before entering the loop. A. loop ending B. ending control C. interrupt control D. loop control QUESTION 5 1. Misuse of a language’s grammar rules is called a(n) ____ error. A. illegal B. logical C. syntax D. semantic QUESTION 6 1. Program comments are nonexecuting statements. True False QUESTION 7 1. Many programming languages allow you to use ____ to force an expression to evaluate first. A. a pound sign B. an asterisk C. parentheses D. quotation marks QUESTION 8 1. The two major components of any computer system are its hardware and its software. True False QUESTION 9 1. The selection structure is also called an if-then structure. True False QUESTION 10 1. In the following statement, which operation is done third?answer = a +b+c*d/e-f A. a+b B. b+c C. e-f D. d/e QUESTION 11 1. A variable declaration is a statement that provides a data type and identifier for a variable True False QUESTION 12 1. An error commonly made by beginning programmers is to forget that array subscripts start with the integer 1. True False QUESTION 13 1. An AND decision can be constructed using a ____ decision. A. nested B. stacked C. combined D. dual QUESTION 14 1. Which language does a computer know? A. Java B. C++ C. high-level D. machine language QUESTION 15 1. An algorithm is the sequence of steps necessary to solve a problem. True False QUESTION 16 1. The body of a loop can contain only a limited number of statements. True False QUESTION 17 1. What would be the output of the following expression if the temperature outside is 30 degrees? If temperature >=35 and temperature <= 55 then output “it is cold outside” else output “The weather is nice today” A. The weather is nice today B. The temperature is 45 C. it is cold outside D. none of the above QUESTION 18 1. A noun would be a good choice for a variable or constant identifier. True False QUESTION 19 1. The piece of hardware that performs processing tasks is the central data unit. True False QUESTION 20 1. To use computer programs, you must first load them into memory. True False QUESTION 21 1. ____ a data item means you override incorrect data by setting the variable to a specific value. A. Forcing B. Incrementing C. Initializing D. Terminating QUESTION 22 1. A loop control variable’s value is tested to control the loop’s execution. True False QUESTION 23 1. What operator has the lowest precedence? A. + B. / C. * D. = QUESTION 24 1. What will be the value stored in the variable total when the following code completes executing: count = num total = num = 0 For count = 1 to 10 total = total + count endfor A. 10 B. 55 C. 45 D. 0 QUESTION 25 1. When using the OR operator, an action is taken when at least one of the comparisons evaluates to true. True False ... Purchase answer to see full attachment

  
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