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Java Programming Concepts Challenge

Authored by Nabin Chaudhary

Other

University

Used 1+ times

Java Programming Concepts Challenge
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29 questions

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1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the output of the following code? for(int i=0; i<3; i++) { System.out.print(i); } A) 012 B) 123 C) 0 D) 321

0123

23

01

A) 012

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What will be the output of this nested loop? for(int i=1; i<=2; i++) { for(int j=1; j<=2; j++) { System.out.print(i*j); } } A) 12 B) 1234 C) 111222 D) 1

1111

123

B) 1234

22

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the output of the following code snippet? int[] arr = {1, 2, 3, 4}; for(int i=0; i

123 4

A) 1234

12 34

1, 2, 3, 4

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What will be printed by the following code? for(int i=0; i<5; i++) { if(i == 3) break; System.out.print(i); } A) 012 B) 0123 C) 01234 D) 1234

123

0125

A) 012

34

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the output of this code? int sum = 0; for(int i=1; i<=5; i++) { sum += i; } System.out.print(sum); A) 10 B) 15 C) 20 D) 5

C) 20

A) 10

D) 5

B) 15

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What will be the output of the following code? int[][] matrix = {{1, 2}, {3, 4}}; for(int i=0; i

12 34

A) 1234

1 4 2 3

34 12

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the output of this code? for(int i=1; i<=3; i++) { for(int j=1; j<=i; j++) { System.out.print(j); } } A) 123 B) 123123 C) 123 D) 1 12 123

B) 123123

12312

1234

1 2 3

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