Initializing and Looping Through Arrays in Java
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Initializing and Looping Through Arrays in Java

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Questions and Answers

What is the syntax to initialize a two-dimensional array in Java without specifying the size?

data_type array_name[ ][ ] = {{value1, value2}, {value3, value4}, {value5, value6},...};

How many rows and columns are created by the statement: int matrix_a[ ][ ] = {{1, 2},{3, 4},{5, 6}}; ?

3 rows and 2 columns

What are the four types of operators classified in Java?

Arithmetic, Relational (or Comparison), Logical, Assignment

What do relational operators in Java do?

<p>Compare two values to check their relationship</p> Signup and view all the answers

What are the possible results of using a relational operator in Java?

<p>TRUE or FALSE</p> Signup and view all the answers

What is the purpose of relational operators in Java?

<p>To define conditions in a program</p> Signup and view all the answers

When initializing an array in Java, do you need to specify the size if you provide the initial values?

<p>No</p> Signup and view all the answers

What are some examples of arithmetic operations in Java?

<p>Addition, subtraction, multiplication, division, modulus, increment, decrement, etc.</p> Signup and view all the answers

How are arithmetic operators used in Java?

<p>To perform basic mathematical operations</p> Signup and view all the answers

What type of values do logical operators in Java work with?

<p>Boolean values (TRUE or FALSE)</p> Signup and view all the answers

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