Java Array

Java Array

University

10 Qs

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10 Qs

Java Array

Java Array

Assessment

Quiz

Information Technology (IT)

University

Practice Problem

Medium

Created by

Adlina Anwar

Used 23+ times

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10 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the default value of an array element of type int in Java?

0

null

undefined

0.0

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

How do you find the length of an array in Java?

  • arr.length()

arr.length

arr.size()

arr.capacity()

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Which of the following is the wrong way to creates an array of strings?

A) String[] arr = new String[5];

B) String arr = new String[5];

C) String[] arr; arr = new String[5];

D) both A and C

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Media Image

What is the output?

1

4

3

5

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

How do you initialize an array with the values 1, 2, 3, 4, and 5?

int[] arr = {1, 2, 3, 4, 5};

int[] arr = new int[5]

int arr[] = {1, 2, 3, 4, 5};

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the index of the first element in an array?

-1

  • 1

0

2

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Media Image

What will the following code print?

1

2

3

4

5

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