Question # 1

The data type can handle decimal places is:

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Long

float

char

string

Which variable should be used to store the value "I want an A in this exam".

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char

int

float

character

Variables are created in

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Ram

Rom

Hard disk

Cache

The number of bytes used by char data type in C is:

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2

1

121

16

The number of bytes used by double data type in C is:

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2

8

12

16

Variable and constant names can not contain a(n):

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Number

Underscore

Upper case letter

Lower case letter

What happens when the result of a calculation exceeds the capacity of data type?

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System error

Logic error

Syntax error

Over flow

Which is NOT a rule for naming variables?

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Use a descriptive name for the value

Start the name of variable with a letter

Use nothing but letters, digits, or the underscore character

All the above

Relational operators are used to

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Establish a relationship among variables

Compare two values

Construct compound condition

Performs arithmetic operators

The number of digits after a decimal point is called:

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Significance

Precision

Range

Scope

The number of bytes used by float data type in C is:

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2

4

121

16

the integer, long and short data types are known as:

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Integer data types

Non-integral data types

float data types

Non-numeric data types

The exponential notation consists of:

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Mantissa

Exponent

Range

A and B

Which of the following is not a good primary key

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Social security number

Order number

Zip code

STD ID number

Which of the following is NOT a valid identifier?

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return

myInt

myInteger

total3

a+=b is equivalent to:

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b+=a

a=+b

a=a+b

b=b+a

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ICS Part 2 Computer Science Chapter 9 Online Test MCQs With Answers

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