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Computer Science Engineering (CSE) Exam  >  Computer Science Engineering (CSE) Tests  >  GATE Computer Science Engineering(CSE) 2025 Mock Test Series  >  Test: Arrays - Computer Science Engineering (CSE) MCQ

Test: Arrays - Computer Science Engineering (CSE) MCQ


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10 Questions MCQ Test GATE Computer Science Engineering(CSE) 2025 Mock Test Series - Test: Arrays

Test: Arrays for Computer Science Engineering (CSE) 2024 is part of GATE Computer Science Engineering(CSE) 2025 Mock Test Series preparation. The Test: Arrays questions and answers have been prepared according to the Computer Science Engineering (CSE) exam syllabus.The Test: Arrays MCQs are made for Computer Science Engineering (CSE) 2024 Exam. Find important definitions, questions, notes, meanings, examples, exercises, MCQs and online tests for Test: Arrays below.
Solutions of Test: Arrays questions in English are available as part of our GATE Computer Science Engineering(CSE) 2025 Mock Test Series for Computer Science Engineering (CSE) & Test: Arrays solutions in Hindi for GATE Computer Science Engineering(CSE) 2025 Mock Test Series course. Download more important topics, notes, lectures and mock test series for Computer Science Engineering (CSE) Exam by signing up for free. Attempt Test: Arrays | 10 questions in 30 minutes | Mock test for Computer Science Engineering (CSE) preparation | Free important questions MCQ to study GATE Computer Science Engineering(CSE) 2025 Mock Test Series for Computer Science Engineering (CSE) Exam | Download free PDF with solutions
Test: Arrays - Question 1
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Which of these best describes an array?

Detailed Solution for Test: Arrays - Question 1

Array contains elements only of the same type.

Test: Arrays - Question 2
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How do you instantiate an array in Java?

Detailed Solution for Test: Arrays - Question 2

Note that int arr[]; is declaration whereas int arr[] = new int[3]; is to instantiate an array.

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Test: Arrays - Question 3
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What is the output of the following Java code?
public class array
{
    public static void main(String args[])
    {
        int []arr = {1,2,3,4,5};
        System.out.println(arr[2]);
        System.out.println(arr[4]);
    }
}

Detailed Solution for Test: Arrays - Question 3

Array indexing starts from 0.

Test: Arrays - Question 4
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When does the ArrayIndexOutOfBoundsException occur?
Detailed Solution for Test: Arrays - Question 4

ArrayIndexOutOfBoundsException is a run-time exception and the compilation is error-free.

Test: Arrays - Question 5
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What are the advantages of arrays?
Detailed Solution for Test: Arrays - Question 5

Arrays store elements of the same data type and present in continuous memory locations.

Test: Arrays - Question 6
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Assuming int is of 4bytes, what is the size of int arr[15];?
Detailed Solution for Test: Arrays - Question 6

Since there are 15 int elements and each int is of 4bytes, we get 15*4 = 60bytes.

Test: Arrays - Question 7
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Elements in an array are accessed _____________
Detailed Solution for Test: Arrays - Question 7

Elements in an array are accessed randomly. In Linked lists, elements are accessed sequentially.

Test: Arrays - Question 8
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How do you initialize an array in C?
Detailed Solution for Test: Arrays - Question 8

This is the syntax to initialize an array in C.

Test: Arrays - Question 9
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Which of the following is the correct way to declare a multidimensional array in Java?
Detailed Solution for Test: Arrays - Question 9

The syntax to declare multidimensional array in java is either int[][] arr; or int arr[][];

Test: Arrays - Question 10
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What is the output of the following Java code?

public class array
{
    public static void main(String args[])
    {
        int []arr = {1,2,3,4,5};
        System.out.println(arr[5]);
    }
}
Detailed Solution for Test: Arrays - Question 10

Trying to access an element beyond the limits of an array gives ArrayIndexOutOfBoundsException.

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Important Questions for Arrays

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Arrays MCQs with Answers

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