Osmania University (OU) 2008 M.C.A Elements of Information Technology - Question Paper

Faculty of Informatics
M.C.A. I Year-I Semester(Main & Backlog) exam
January 2008
Elements of info Technology
Time:3 Hours Max Marks:80

Note:Answer 1 ques. from every unit. All ques. carry equal marks.

UNIT-I

1.(a)What are the functions of Operating System? Distinguish ranging from single user and multi-user Operating System.
(b)What is the difference ranging from System Software and Application Software?
2.(a)What is the difference ranging from data & information?
(b)What are the principal measurements of data?
(c)Explain Hardware & Software components.

UNIT-II
3.(a)Briefly discuss various kinds of storage devices.
(b)Explain four kinds of printers.
4.(a)Differentiate ranging from the subsequent.
(i)Static RAM - Dynamic RAM
(ii)EPROM - EEPROM
(b)Explain the various mechanisms of measuring the processing speeds of computers.
UNIT-III

5.(a)What is the difference ranging from Internet & Intranet?
(b)Write briefly about the world wide web.
6.(a)Explain various kinds of network topologies.
(b)Explain the need for computer communication networks.

UNIT-IV

7.(a)In a spread sheet how to enter a data in cell. provide syntax off a simple if condition.
(b)Write the sequence of steps to sort data in a spread sheet.
8.Different ranging from the following:
(a)File Management System – Database Management System.
(b)Word Processing – Spread sheet.
(c)HTML – XML
UNIT-V

9.List out 6 security threats to computers and communication systems and discuss the details of every 1 of them.
10.Explain 6 phases of system analysis and design

Earning:   Approval pending.