Dos and Windows Operating system

B.C.A. first semester exam paper Nov/dec 2009

subject : Dos and windows operating system

Max Marks: 80

time: three hours

Q1. Attempt the following          Marks 20

1. What is E-mail?
2. what is operating system?
3. Explain the term History list.
4. Explain Registry editor.

Q2.

a) Explain booting procedure of MS-Dos in detail.  Marks 8

b) Explain windows explorer.     Marks 7

OR

c) Describe paint in detail.   marks 8

d) Explain the basic files of operating system.    Marks 7

Q3. 

a) Explain configuration of Ms-Dos.   Marks 8

b) Explain Architecture of windows operating system.   Marks 7

OR

c) Explain in detail batch file concept.   Marks 8

d) Explain basic components of windows operating system.   Marks 7

Q4. s

a) Explain the following commands with proper syntax and example:   marks 8

1. DIR
2. Fdisk
3. Xcopy
4. type

b) Write a procedure to find the files and computer on network.  Mark 7

OR

c) What is the difference between Internal and external commands in Dos with an example.  Marks 8

d) Explain the concept of controlling and customizing toolbar.    Marks 7

Q5. Write short notes on ( any three):

1. Start menu
2. Internet explorer
3. trouble shooter
4. character map 
5. Autoexec.bat