PAPER CODE 2831
(11th CLASS 12015)
COMPUTER SCIENCE                                                                                     
TIME: 20  MINUTE
(Academic Session 2011.2013)          
OBJECTIVE  
MARKS 15                                                          

NOTE:  You have four choices for each objective type amnion as A , B, C and D you think is correct, fill that Mole in front of that question  to fill the circles. Cutting or filling Two ( or more circles will result in  zero mark in that question .

Question#1.

• CPU is an example of
  

(A) Software
(B) Hardware
(C) Program
(D) Instruction

• Which of the following is not LAN Topology?
  

(A) BUS
(B) STAR
(C) Band
(D) Ring

• The communication channel can be divided into
  

(A) 2 Types
(B) 3 Types
(C) 4 Types
(D) 6 Types

• Which of the following is not related to "business"
  

(A) Marketing
(B) Stock Exchange
(C) ATM
(D) N1C

• Which of the following is not a type of bus in computer
  

(A) Data Bus
(B) Timer Bus 
(C) Address Bus
(D) Control Bus

• Temporary storage area within CPU is called
  

(A) Register
(B) ROM
(C) RAM
(D) Hard Disk

• Which one is not a types of ROM
  

(A) PROM       
(B) EPROM
(C) EEPROM
(D) EPROM

• An important characteristic of RAM is that it is
  

(A) Read only
(B) Write only
(C) Volatile
(D) Nonvolatile

• Expansion cards are inserted into
  

(A) Expansion slots     
(B) RAM module
(C) USB Port
(D) Processor

• Which is not a cause of virus?
  

(A) Pirated software  
(B) Email 
(C) Networks
(D) Logic Bomb

• A small image that represents a program, instruction or file is called
  

(A) Mena
(B) GUI
(C) Icon
(D) Command Language

• The extension of MS -Word file it
  

(A) .wrd
(B) .doc
(C) .xls
(D) .jpg

• Default name of first sheet in any work book
  

(A) One
(B) Sheet 1
(C) Sheet one
(D) First Sheet

• A standard IP address is composed if a total of
  

(A 4 bits          
(B) 8 bits
(C) 32 bits       
(D) 16 alts

• A collection of related web pages is called
  

(A) Web link
(B) Internet
(C) Website    
(D) Linking

11th CLASS – 12015)
COMPUTER SCIENCE                                                                        
TIME: 2.10 HOURS
(Academic Session 2011.1013)         
SUBJECTIVE                           
MARKS : 60

SECTION-I
2. Write short answers to any Six (6) of the following questions: 12

• What am output devices:
  
• Define softcopy
  
• What is XGA
  
• Define Interview
  
• What is collaborative computing?
  
• Define FTP
  
• Define Encoder
  
• Define guided media
  
• What is Synchronous Transmission?
  

3. Write short answers to nay Six (6) of the following questions: 12

• Write down two advantages of Robot
  
• How compute: can be useful in weather forecasting?
  
• Which functions are performed by arithmetic unit of CPU
  
• Differentiate between SRAM and DRAM
  
• Define ROM and list its types
  
• What is Data bus?
  
• Difference between source code and object code
  
• What is graphical user interface?
  
• Define Desktop and Recycle Bin
  

4. Write short answers to any Six (6) of the following questions: 12

• What is computer virus?
  
• How vim may damage computer system?
  
• What is a password?
  
• What is word Art?
  
• Datum font
  
• What do you understand by the term "named ranges'?
  
• Define spread sheet
  
• What is IP Addressing?
  
• Describe the purpose of search engine.

SECTION-II
NOTE: Attempt ray Three questions from this section:  (8 x 3 = 24)

5. What is Information Technology? Explain applications of information Technology.
6. Describe the concept of Client I Server Network and Peer to Peer and draw Diagrams also.
7. What is data communication? Explain basic component of communication network.
8. What is RAM? Discuss its different types
9. Write down the solution to protect the data from threat.