Search Header Logo

Arrays and Algorithms

Authored by Thomas Martinez

Computers

10th - 12th Grade

Arrays and Algorithms
AI

AI Actions

Add similar questions

Adjust reading levels

Convert to real-world scenario

Translate activity

More...

    Content View

    Student View

15 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

What does the following segment of code print out? int[] numArray = { 2, 7, 4, 12, 0, 2 };
System.out.println(numArray[2]);

2
7
4
12

2.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

What does the following segment of code print out? int[] numArray = { 2, 7, 4, 12, 0, 2 };
System.out.println(numArray[0]);

2
7
4
12

3.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

What does the following segment of code print out? int[] numArray = { 2, 7, 4, 12, 0, 2 };
System.out.println(numArray[numArray.length - 1]);

2
0
12
6

4.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

What does the following segment of code print out? int[] numArray = { 2, 7, 4, 12, 0, 2 };
System.out.println(numArray.length);

4
5
6
7

5.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

What is the correct way to initialize an integer array with 10 positions?

int numbers = new int[10];
int[] numbers = new int[];
int[10] numbers = new int[10];
int[] numbers = new int[10];

6.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

What value is stored in each of the 5 positions in this array? (What is the default value provided by Java?).
int[] numbers = new int[10];

null
1
0
nothing

7.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

What value is at index 1 in this array?  String[] names = {"Mack", "Dennis", "Dee", "Charlie"};

Mack
Dennis
Dee
Charlie

Access all questions and much more by creating a free account

Create resources

Host any resource

Get auto-graded reports

Google

Continue with Google

Email

Continue with Email

Classlink

Continue with Classlink

Clever

Continue with Clever

or continue with

Microsoft

Microsoft

Apple

Apple

Others

Others

Already have an account?