Java Programming for Complete Beginners - Java 16 - Step 02 - Java Arrays - Creating and Accessing Values – Introduction

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Information Technology (IT), Architecture
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University
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Hard
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7 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the correct syntax to declare an integer array named 'scores' with three elements?
int scores = {1, 2, 3};
int[] scores = {1, 2, 3};
int scores[] = new int[3];
int scores = new int[3];
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
How do you access the third element in an array named 'numbers'?
numbers[1]
numbers[3]
numbers[0]
numbers[2]
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the default value of an uninitialized integer array element?
null
1
undefined
0
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which of the following is a shortcut method to create an array?
int arr = {1, 2, 3, 4, 5};
int arr[] = {1, 2, 3, 4, 5};
int arr = new int[]{1, 2, 3, 4, 5};
int[] arr = new int[5];
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
How can you find the number of elements in an array named 'data'?
data.size()
data.length()
data.length
data.count
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the purpose of the length property in arrays?
To determine the maximum value in the array
To reverse the elements of the array
To find the number of elements in the array
To sort the elements of the array
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the first step in the exercise provided at the end of the video?
Reverse the array
Create an array with eight elements
Find the maximum value in the array
Sort the array in ascending order
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