Associate IT Software Engineer Interview Questions and Answers

The 7 phases of SDLC are planning, requirements gathering, design, development, testing, deployment, and maintenance.

• Planning: Defining project goals, scope, and resources.

• Requirements gathering: Collecting and documenting user needs and system requirements.

• Design: Creating a detailed blueprint of the system architecture and components.

• Development: Writing and coding the software application.

• Testing: Conducting various tests to ensure the software meets requirements and is fr...read more

Pointers in C are variables that store memory addresses. They are used to manipulate data and create dynamic data structures.

• Pointers are variables that store memory addresses

• They are used to manipulate data directly in memory

• Pointers can be used to create dynamic data structures

• They allow passing addresses of variables to functions

• Pointers can be used to access and modify array elements

Arrays in C are a collection of elements of the same data type, stored in contiguous memory locations.

• Arrays are declared using square brackets [] and can store multiple values of the same type.

• Elements in an array can be accessed using their index, starting from 0.

• Arrays in C are fixed in size and cannot be resized once declared.

• Arrays can be used to store integers, characters, floats, or even user-defined data types.

• Example: int numbers[5] = {1, 2, 3, 4, 5};

Tokens in C are the smallest individual units of a program, such as keywords, identifiers, operators, and constants.

• Tokens are used to build the syntax of a C program.

• Keywords like 'if', 'for', and 'while' are tokens.

• Identifiers like variable names are tokens.

• Operators like '+', '-', and '=' are tokens.

• Constants like numbers and strings are tokens.