Tata Communications Graduate Trainee Interview Questions and Answers

OSI model is a conceptual model that characterizes and standardizes the communication functions of a telecommunication or computing system.

• OSI stands for Open Systems Interconnection.

• It has 7 layers, each with a specific function.

• The layers are: Physical, Data Link, Network, Transport, Session, Presentation, and Application.

• Each layer communicates with the layer above and below it.

• Example: When you visit a website, the...read more

Data packet loss is the failure of one or more transmitted packets to arrive at their destination.

• Packet loss occurs when packets of data being transmitted over a network fail to reach their destination.

• It can be caused by network congestion, hardware failure, or software errors.

• Packet loss can result in slower network speeds, poor video or audio quality, and disrupted connections.

• Packet loss can be measured using tool...read more

The user interface should be intuitive and user-friendly, with clear navigation and easy-to-use features.

• The UI should have a consistent design and layout throughout the application

• It should be responsive and adaptable to different screen sizes and devices

• Use clear and concise language for labels and instructions

• Provide feedback to the user when actions are taken, such as a loading spinner or success message

• Consider ac...read more

Matlab is a powerful tool for numerical computation, data analysis, and visualization.

• Matlab has a user-friendly interface and a large library of built-in functions.

• It allows for easy manipulation of matrices and vectors.

• Matlab is widely used in engineering, finance, and scientific research.

• It can handle complex mathematical operations and simulations.

• Matlab can generate high-quality 2D and 3D plots and graphs.

• It suppo...read more

Stack is a data structure that follows Last In First Out (LIFO) principle. Queue is a data structure that follows First In First Out (FIFO) principle.

• Stack is like a stack of plates where the last plate added is the first one to be removed.

• Push and pop operations are used to add and remove elements from the stack respectively.

• Examples of stack include function call stack, undo-redo operations in text editors.

• Queue is l...read more