NEWTECH SOLUTIONS Interview Questions and Answers

A program to replace a character with another character in Java.

• Create a string variable with the original text

• Use the replace() method to replace the character with another character

• Print the new string with the replaced character

A framework is a set of guidelines, standards, and tools used to develop software applications.

• A framework provides a structure for developers to build upon

• It includes pre-written code and libraries to simplify development

• Frameworks can be specific to a programming language or platform

• Examples include React for web development and TensorFlow for machine learning

Swap two numbers with and without temporary variable

• Without temporary variable: Use addition and subtraction

• With temporary variable: Use a third variable to store the value of one of the numbers

• Example without temporary variable: a=5, b=7; a=a+b; b=a-b; a=a-b;

• Example with temporary variable: a=5, b=7; temp=a; a=b; b=temp;