Syntax for command line arguments in Java - Interactive Code Practice

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Practice - 5 Tasks

1fill in blank

easy

Complete the code to declare the main method that accepts command line arguments.

Java

public static void [1](String[] args) { }

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Amain

Bstart

Crun

Dexecute

Attempts:

3 left

2fill in blank

medium

Complete the code to print the first command line argument.

Java

System.out.println(args[1]);

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A[0]

B(0)

C{0}

D<0>

Attempts:

3 left

3fill in blank

hard

Fix the error in the main method declaration to accept command line arguments.

Java

public static void main([1] args) { }

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AString

Bstring

CString[]

DString args[]

Attempts:

3 left

4fill in blank

hard

Fill both blanks to declare the main method with command line arguments and print the number of arguments.

Java

public static void [1](String[] [2]) {
    System.out.println([2].length);
}

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Amain

Bargs

Cargv

Dstart

Attempts:

3 left

5fill in blank

hard

Fill all three blanks to declare main, access the second argument, and print it.

Java

public static void [1](String[] [2]) {
    System.out.println([2][3]);
}

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Amain

Bargs

C[1]

D[0]

Attempts:

3 left