How do you differentiate abstract class from interface?
Is it possible to override private or static method in java?
What does the ‘static’ keyword mean? Is it possible to override private or static method in java?
What command would you use to check how much memory is being used by linux?
Which are the linux directory commands?
Explain grep command.
Explain the ‘ls’ command in linux
why is the tar command used?
How to write the output of a command to a file?
Suppose you try to delete a file using the rm command and the deletion fails. What could be the possible reason?
What is the export command used for?
Explain the free command.
Explain process management system calls in linux?
How to copy a file in linux?
How to find where a file is stored in linux?