Arrays

Arrays

11th Grade

5 Qs

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Assessment

Interactive Video

Computers

11th Grade

Practice Problem

Easy

Created by

Myra Deister

Used 4+ times

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5 questions

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1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

In Java, what is the starting index of an array?

1
-1

Depends on the array size

0

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the main advantage of using arrays over individual variables?

Arrays take up less memory

Arrays can store multiple data types

Arrays are faster to process

Arrays can hold multiple values of the same data type

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What happens to the values in an integer array when it's first created without initialization?

The values in the integer array are set to random values.
The values in the integer array are set to zero.
The values in the integer array are set to one.
The values in the integer array are set to null.

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Which of the following is NOT a valid way to declare and initialize an array in Java?

int[] x = new int[4];

 int x[];

x = new int[4];

int[] x = {5, 10, 15, 20};

int[] x(4);

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What type of exception will you get if you try to access an array index that doesn't exist?

NullPointerException

ArrayIndexOutOfBoundsException

IllegalArgumentException

RuntimeException

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