Graduate Engineer Trainee

There were basic mcqs on operating system.
1.Programs that automatically start and operate as a part of your browser are called
2.The ____ is the prompt symbol traditionally associated with ordinary users.

Some mcqs i remembered are:
1.The ability to query data, as well as insert, delete, and alter tuples, is offered by 
2.Which forms have a relation that contains information about a single entity

There were few mcqs where pseudo- code was written and we have to select the correct option as output.It was not written in any language.

There were basic questions asked on OS like semaphores,deadlock.They also asked me regarding ML (supervised and unsupervised learning).I was also asked some questions on AWS, what is backend and frontend and 5 commands of unix.

1.Tell me about yourself.
2.Why do you want to work for tata technologies?
3. What are your strengths and weaknesses?
4.What is your preferrable location ?(As there were 3 locations :Bangalore,Pune,Mumbai)