Mayugam Infotech Interview Questions and Answers

Functional testing ensures that the software functions as intended, while non-functional testing focuses on performance, usability, and security.

• Functional testing checks if the software meets the specified requirements.

• Non-functional testing evaluates aspects like performance, scalability, reliability, and security.

• Examples of functional testing include unit testing, integration testing, and system testing.

• Examples of non-functional testing include load testing, stress testi...read more

I have experience with various types of testing including unit testing, integration testing, system testing, and regression testing.

• Unit testing: Testing individual components or functions of the software in isolation.

• Integration testing: Testing how different components work together.

• System testing: Testing the entire system as a whole.

• Regression testing: Testing to ensure that new code changes do not adversely affect existing functionality.

Positive & Negative testing scenario examples

• Positive example: Testing a login form with valid credentials should allow the user to access the system

• Negative example: Testing a login form with invalid credentials should display an error message

I have covered testing in areas such as software development, quality assurance, and system integration.

• Software testing methodologies such as unit testing, integration testing, and regression testing

• Quality assurance processes to ensure software meets requirements and standards

• System integration testing to verify that different components work together seamlessly

Primary key uniquely identifies a record in a table, while foreign key refers to a field in another table.

• Primary key is used to enforce data integrity and ensure uniqueness of records.

• Foreign key is used to establish a relationship between two tables.

• A table can have only one primary key, but multiple foreign keys.

• Primary key cannot have null values, while foreign key can have null values.

• Example: In a database of students and courses, the student ID can be the primary key i...read more

Inheritance is a mechanism in OOP where a new class is derived from an existing class.

• It allows the new class to inherit the properties and methods of the existing class.

• Types of inheritance include single, multiple, multilevel, hierarchical, and hybrid inheritance.

• Single inheritance involves a child class inheriting from a single parent class.

• Multiple inheritance involves a child class inheriting from multiple parent classes.

• Multilevel inheritance involves a child class inhe...read more