B4 - Expressions and Arithmetic Operators

B4 - Expressions and Arithmetic Operators

University

10 Qs

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B4 - Expressions and Arithmetic Operators

B4 - Expressions and Arithmetic Operators

Assessment

Quiz

Other

University

Practice Problem

Hard

Created by

Ahmetcan türk

Used 6+ times

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10 questions

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1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Which one of the following is NOT a correct arithmetic expression?

alpha

(alpha / momentum) - 12.4

alpha ( / momentum - 12.4 )

((alpha / momentum) - 12.4)

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is an operand?

Another name for number.

Another name for integer.

One of the arithmetic symbols like *, +, -, and /.

A value that is acted upon by an operator.

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Assume the following declarations:

short a=12 ;

int b=33 ;


float x = 2.3;

double y = 3.14;


Which one of the following expressions will NOT be evaluated using double precision floating point?

a+x

1.5 + 8.6

a+b

x / y

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What does the following program output?


class question4

{

public static void main ( String[] args )

{

int totalCost = 6;

int items = 12;

System.out.println("cost per item: " + totalCost/items );

}

}

cost per item: .5

cost per item: 0

cost per item: 1

cost per item: +6/12

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the result of evaluating the following expression?

( 1/2 + 3.5) * 2.0

8.0

8

7.0

0

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the result of evaluating the following expression?

-32 / 6

-2

-5

-5.3333

+6

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is an expression?

The same thing as a statement.

An expression is a list of statements that make up a program

An expression is a combination of literals, operators, variables, and parentheses used to calculate a value.

An expression is a number expressed in digits.

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