What is the purpose of garbage collection in java, and when is it used?

1043

Which test cases are written first: white boxes or black boxes?

1314

How software tester can use constants and variables in scripts?

2245

How do you upgrade pip?

850

What are special characters in unix?

878

Do you know how to delete a file from the system?

1021

Explain me types of lists supported by bootstrap?

3

What is the use of magic function in php?

971

Which collection allows duplicate values in java?

974

What materials are used for engine propeller?

2156

Is there a way to compare two word documents?

562

Explain a path in unix.

957

Can a phone run windows 10?

849

What are pessimistic lock and optimistic lock?

1079

How many database servers does facebook have?

870