INTERMEDIATE
(Part-I)
COMPUTER SCIENCE
Time Allowed: 20 Minutes
Max.Marks: 15
OBJECTIVE    
Note: You have four choices for each objective type question as A, B, C and D. The choice which you think is correct, fill that circle in front of that question number. Use marker or pen to fill the circles. Cutting or filling two or more circles will result in zero mark in that question. Attempt as many questions as given in objective type question paper and leave others blank. Write the letter A, B, C or D in the column (write correct option ) against question. If there is a contradiction in the bubble and hand written answer, bubble option will be considered correct.

Q.No.1

• XVGA resolution is:
  

(A) 640x480                             
(B) 640x400
(C) 800x600                            
(D) 1024x768

• A Kilo Byte is exactly
  

(A) 1 Bytes                                 
(B) 100 Bytes                                   
(C) 256 Bytes                            
(D) 1024 Bytes                                   

• The bottom layer of OSI Model is :
  

(A) Application                         
(B) Physical
(C) Transport                        
(D) Presentation

•  ISDN stands for:
  

(A) Internet Service Digital Network                              
(B) Internet Service net
(C) Integrated Service digital Network                      
(D) Internet Service News

• Which of the following coding schemes are 4-bit code?
  

(A) ASCII
(B) EBCDIC                
(C) BCD        
(D) Unicode

• Select unguided media:
  

(A) Twisted pair                                 
(B) Co-axial
(C) Satellite                                        
(D) Fiber optic

• CBT stands for:
  

(A)Computer based trade                                       
(B) Computer based training
(C) Certificate Based Training                                
(D) Computer Base Teaching

• CAL stands for :
  

(A) Computer aided learning                                          
(B) Computer assist learning
(C) Computer added learning                                     
(D) Computer advance learning

• Which is not a kind of Register:
  

(A) Flag                                             
(B) Segment
(C) Accumulator                                
(D) Math Co-processor

• Computer cannot boot if it does not have:
  

(A) Compiler                            
(B) Linker
(C)  Interpreter                       
(D) Operating System

• This is not a biometric technique:
  

(A) Badge                                              
(B) Retina
(C) Face                                                  
(D) Palm print

• File can exist in folders but folder cannot exist in:
  

(A) Paths                                       
(B) Files
(C) Folders                                   
(D) Documents

• Header and Footer option can be used for which menu?
  

(A) Tools                                       
(B) Insert
(C) Edit                                           
(D) View

• A block of cells is called:
  

(A) Work book                               
(B) Function
(C) Column                                      
(D) Range

• Email stands for:
  

(A) Electronic mail                                
(B) Electronic Male
(C) Elective mail                                   
(D) Electrones males

INTERMEDIATE
(Part-I)
COMPUTER SCIENCE
Time Allowed: 2.10 Hours
MAXIMUM MARKS: 60
SUBJECTIVE

SECTION-I

Q.No.2  Attempt any six parts.   (6x2=12)

• What is Bar Code?
  
• Define OCR.
  
• Differentiate between Hard Copy and Soft copy output devices.
  
• Write the names of different LAN protocols.
  
• What is ARC Net?
  
• How does tree topology differ from mesh topology?
  
• State two characteristics of Analog Signals.
  
• Define Unguided Media
  
• Differentiate between Base band and Broad band
  

3. Attempt any six parts. (6x2=12)

• What is Video conferencing?
  
• How can Computers be used in marketing.
  
• Why RAM is called Volatile Memory?
  
• What id DRAM?
  
• What do you know abut BUS interconnection?
  
• Describe some activities of Control Unit.
  
• What is Zero-Address Instruction Format?
  
• How can Virus damage computer?
  
• What is Anti-virus computer?
  

4. Attempt any six parts. (6x2=12)

• What do you mean by Plug and Play?
  
• How is multi-tasking  an important feature of Windows Operating System?
  
• List some uses of Word processor
  
• What is Page Formatting?
  
• Write the formula for calculating the average of cell B2 and B3?
  
• Define functions in EXCEL
  
• Describe Web Publishing
  
• How can we connect to Internet?
  
• Write four problems associated with e-mail
  

SECTION-II

NOTE: - Attempt any three questions.

5.  Define Input Devices. Discuss some pointing devices in detail.  8

6.  Explain differences between LAN and WAN.  8

7. Define Data Transmission Mode. Explain its types with example. 2+6=8

8. What is ROM? Explain its types  8

9. Discuss Virus and Antivirus. Also explain the causes of Viruses.  8