Tip 1 : more practice
Tip 2 : do atleast 1 projects
Tip 3 : solve real problems
Tip 1 : make simple and add some projects
Tip 2 : don't put false things
What is the use of swap space?
What is the use of lamda function in python?
What is the use of indexes
What is the use of subquery, joins?

Here's your problem of the day
Solving this problem will increase your chance to get selected in this company
How do you remove whitespace from the start of a string?