Which of the following is the correct syntax to declare and initialize an integer array with values 1, 2, 3 in Java?

easy📝 Syntax Q3 of 15

Java - Arrays

Aint[] arr = {1, 2, 3};

Bint arr = {1, 2, 3};

Cint[] arr = new int[3] = {1, 2, 3};

Dint arr[] = new int{1, 2, 3};

Step-by-Step Solution

Solution:

Step 1: Recall correct array declaration syntax
In Java, arrays are declared with type[], and can be initialized with curly braces containing values.
Step 2: Check each option for syntax correctness
int[] arr = {1, 2, 3}; uses correct syntax: int[] arr = {1, 2, 3};. Others have syntax errors.
Final Answer:
int[] arr = {1, 2, 3}; -> Option A
Quick Check:
Array declaration with values uses type[] and braces [OK]

Quick Trick: Use type[] and braces to initialize arrays [OK]

Common Mistakes:

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