Question

2.5.
Answer the following questions in brief. (Any 5)
1) What is firewall?
2) What is a virus? Writes its types.
3) What is an algorithm? Write the characteristics of an algorithm
4) Write the advantage of flowchart.
5) What do you understand by the term identifiers?
6) What is an expression?
7) What do you mean by input / output function?
Write difference between. (Any 2)
1) Float operator and Double operator
2) Getch() and Getche (0)
.6.
3) Hackers and Crackers
Complete the following box. Write the boxes name and their
Boxes
Name
Functions
1)​

Answer 1

Answer:

time nhi h abhi.............................................