ST Infosys Technical Support Executive Interview Questions and Answers

Computer language is a set of rules and instructions used to communicate with computers. Examples include Java, Python, and C++.

• Computer language is used to write programs and software.

• It consists of syntax, keywords, and commands.

• Examples include Java, Python, C++, and HTML.

• Different languages are used for different purposes, such as web development, data analysis, and game design.

A loop is a programming structure that repeats a set of instructions until a specific condition is met.

• There are three types of loops in programming: for, while, and do-while.

• A for loop is used when the number of iterations is known.

• A while loop is used when the number of iterations is unknown.

• A do-while loop is similar to a while loop, but it always executes at least once.

• Example: for (int i = 0; i < 10; i++) { //code

An array is a collection of similar data types stored in contiguous memory locations.

• Arrays can be of any data type, including strings, integers, and floats.

• Arrays are accessed using an index, starting from 0.

• Example: string[] names = {"John", "Jane", "Bob"};