Unit 1 APCSA

Unit 1 APCSA

9th Grade - University

32 Qs

quiz-placeholder

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Unit 1 APCSA

Unit 1 APCSA

Assessment

Quiz

Computers

9th Grade - University

Practice Problem

Medium

Created by

Thomas Wright

Used 15+ times

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32 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

1 min • 5 pts

Which of the following is not a primitive type?

int

double

String

boolean

char

2.

MULTIPLE CHOICE QUESTION

1 min • 5 pts

Which of the following statements is true about variables?

The memory associated with a variable of a primitive type holds an actual primitive value.

When a variable is declared final, its value can only be changed through a direct reassignment

A variable originally created as an int can be changed to store a double through casting

All of these choices are true

3.

MULTIPLE CHOICE QUESTION

1 min • 5 pts

What is the value of x after this code runs

int x = 5;

x = 10;

x*=2;

x+=3;

23

3

33

13

4.

MULTIPLE CHOICE QUESTION

1 min • 5 pts

What is the value of x after this code runs

int x = 5;

x = 10;

x = 4;

5

10

4

true

5.

MULTIPLE CHOICE QUESTION

1 min • 5 pts

What is the proper syntax to declare and initialize a variable called temperature to have the value 70.4?

int temperature = 70.4

double temperature = 70.4;

temperature = 70.4;

dbl temperature = 70.4;

temperature = (double)70.4

6.

MULTIPLE CHOICE QUESTION

1 min • 5 pts

What is the result of this expression?

(int) (5 + 2 / 3 + 1)

5

6

6.67

7

0

7.

MULTIPLE CHOICE QUESTION

1 min • 5 pts

Which expression returns the 1’s place of an integer x?

x % 10

x / 10

x % 100

x + 1

x / 100

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