EXAMPLE TECH QUESTIONS

some of the Tech qstions are :---
1)What is virtual reality
2)What is polymorphism
3)Define normalisation.1st,2 and 3 normal form
4)Primary key,foreign key
5)What is redundancy
6)What are 4 generation languages
7)What are cursors
8)What is white box and black box testing
9)What is alpha and beta testing
10)What is scheduling