CBSE Guess > Papers > Important Questions > Class XI > 2013 > Computer Science > Computer Science By Mr. Prabhuji Gupta

CBSE CLASS XI

Working With Operating System

Q 1 What are drive C, drive D and drive E ?
Q 2 What is Root directory ?
Q 3 Name some external commands of DOS.
Q 4 Many a times our computers freeze. What is the key combination to reboot the system?
Q 5 Give DOS command to see all files on C drive having secondary name as BAS.
Q 6 Give another name of Hard Disk Drive (HDD).
Q 7 What is a Boot Strap Loader?
Q 8 What does My Computer and Control Panel let you know in Windows XP ?
Q 9 What is the classic view in Windows XP?
Q 10 What does Windows Explorer allow you to see ?
Q 11 What is Data Base Management Software ?
Q 12 What is the role of Physical IOC ?
Q 13 Whatis a Kernel and a Shell?
Q 14 What do you mean by

i) bootstrap loader
ii) bootable disk

Q 15 How do we search for DOS?
Q 16 Where are sub directories or additional directory created ?
Q 17 Consider the given statement:
The first \ backslash  refers to root directory and other \ separate a directory name from the previous one.
Answer the following questions -

i) Is the statement True/False
ii) The file abc.prg is in which directory in the following statement:- C:\sales\purchase\abc.prg

Q 18 Explain :

a) File
b) Directory

Q 19 What kind of files will be selected using A??.exe. Give examples.
Q 20 What does A*.exe (asterisk ) represent?
Q 21 Name some of the internal commands in DOS.
Q 22 In what order are exe, bat, com files loaded in the memory ?
Q 23 What is Control + S pair key combination used for ?
Q 24 In which order will DOS execute a file having three extensions - BAT, EXE and COM with the primary name abc?
Q 25 Why are EXE, BAT and COM files called executable files ?
Q 26 Write the DOS commands for

i) Making directory
ii) Removing directory

Q 27 Which command do we use to view directory listing width wise?
Q 28 What do you understand by the term Workspace?
Q 29 What happens when you double click a folder?
Q 30 Define :

a) Desktop Publicaton (DTP)
b) Utilities

Q 31 State the meaning of Graphic Software and Multimedia software .
Q 32 Mention the task of Storage Management Function.
Q 33.

a) What does IOC stand for ?
b) What is the task of IO Channel ?

Q 34 Differentiate paging and demand paging.
Q 35 What is meant by Virtiual Storage using Segmentation ?
Q 36 Distinguish between a path and a pathname.
Q 37 What is Absolute and Relative pathname ?
Q 38 State the three ways to open Windows Explorer.
Q 39 In what order, the instructions written in bootstrap loader are loaded?
Q 40 Where are the DOS Internal and External commands available?
Q 41 Explain the wildcard question mark '?' and asterisk '.'
Q 42 What is the order of loading the 3 system files in DOS?
Q 43 What is GUI? Mention features of the windows operating system.
Q 44 Explain the following:

i) Application and Document windows
ii) shared folder

Q 45.

a) State the various types of language processors.
b) What are packages?

Q 46 What are the major functions of an operating system ?
Q 47 Explain CPU Scheduling or Processor Management and Job Scheduling.
Q 48 Explain the following type of operating systems i) Real time OS ii) Multiprocessing OS and iii) Time Sharing OS.

Submitted By Mr. Prabhuji Gupta
Email: [email protected]