3. (A) Differentiate between RAM & ROM. (B) What is a virtual memory and how it is different
from cache memory?
(C) Discuss Primary memory and different types of pri-
mary memory
4. (A) What is Mail Merge? Explain the process to create
Mail Merge
(B) What is chart in Ms - Excel? Discuss the creation
of various charts in Ms - Excel.
(C) Explain the process of making a power point pre-
sentation?
5. (A) What is Internet? Discuss how internet is useful in
Business?
(B) Write a detail note on search engines.
(C) Write short Notes on -
(1) Server
(ii) e-Paper
(iii) Domain Name.

You need a reliable network for about twenty-five computers that will be distributed across a large building. it is important that the network be relatively cheap. which topology should you use?

Assume the existence of a bankaccount class. define a derived class, savingsaccount that contains two instance variables: the first a double, named interestrate, and the second an integer named interesttype. the value of the interesttype variable can be 1 for simple interest and 2 for compound interest. there is also a constructor that accepts two parameters: a double that is used to initialize the interestrate variable, and a string that you may assume will contain either "simple", or "compound", and which should be used to initialize the interesttype variable appropriately. there should also be a pair of functions getinterestrate and getinteresttype that return the values of the corresponding data members (as double and int respectively).

In vista and windows 7, the appearance and personalization option allows you to change the