Inter Part: I
Gujranwala Board 2014
Computer Science (New Scheme)
Paper: I (Objective)
Time: 20 Minutes
Max Marks: 17
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 with marker or pen on the answer book provided. 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.

• Discussion group to exchange information like science and computer is called.

(A) E-commerce                                             
(B) FTP
(C) Newsgroup                                               
(D) Chatting

• Trojan horse is a/an.

(A) antivirus                                                   
(B) virus
(C) software                                                    
(D) hardware

• Computer cannot boot if it does not have

(A) compiler                                                   
(B) linker
(C) interpreter                                                 
(D) operating system

• The term that refers to all input, output and secondary storage devices is.

(A) peripheral                                                 
(B) central
(C) attached                                                    
(D) network

• The ‘brain’ of computer that executes the instructions is called.

(A) CPU                                                          
(B) RAM
(C) Motherboard                                             
(D) system Unit

• CBT stands for

(A) computer based trade                               
(B) computer based training
(C) certificate based training                                                   
(D) computer basic training

• The number of times a wave repeats during a specific time interval is called

(A) pulse                                                         
(B) amplitude
(C) frequency                                                 
(D) oscillation

• How many pairs of computer can simultaneously communicate on Ethernet LAN?

(A) 1                                                               
(B) 2
(C) 3                                                               
(D) multiple

• The keyboard format that is most commonly used is the

(A) QWERTY                                                 
(B) Dvorak
(C) TWRITER
(D) SPLITTER

• List of documents waiting to be printed on printer is called

(A) print list                                                    
(B) print stack
(C) print queue                                               
(D) print line

• Which is not a biometric technique ?

(A) badge
(B) retina
(C) face
(D) palm print

• CPU includes all of the following components except 

(A) primary storage                                         
(B) ALU
(C) control unit                                                                       
(D) register

• Which is not included in document management system?

(A) word processing                                       
(B) desktop 
(C) re-prographic                                            
(D) E-shopping

• Analog signal is measured is

(A) volt                                                                       
(B) hertz
(C) digits
(D) watts

• ALU has _______________ units.

(A) 2                                                               
(B) 3
(C) 4                                                               
(D) 5

• The layer that is used to control how a bit streams of data is sent and received over the physical medium is called

(A) application                                                            
(B) session 
(C) transport|
(D) physical

• DPI stand for

(A) dot per inch                                                          
(B) decimal per inch
(C) digit per inch                                             
(D) data per inch

Inter Part: I
Gujranwala Board 2014
Computer Science (New Scheme
Paper: I (Subjective)
Time: 3:10 hours
Marks: 83
Note: Section I is compulsory. Attempt any three (3) questions from Section II and any three parts from Section III.

(SECTION-I)

2. Write short answers to any EIGHT questions: (2x8=16)

• Write some applications of information technology
  
• List some examples of pointing devices.
• Differentiate between bit and byte.
• Define dedicated server.
• State the purpose of FTP
• Name difference network topology
• What is ASCII Code?
• Compare simplex and half duplex mode.
• List out different elements of data communication.
• Why is backup important?
• Write names of any four antivirus program.
• Explain data security.

3. Write short answers to any EIGHT questions:  (2x8=16)

• Describe computer architecture.
  
• Why is RAM called volatile ?
• Define DRAM.
• Differentiate between SRAM and DRAM.
• Define PROM.
• List some general purpose register.
• What is a compiler?
•  State the purpose of fetch instruction.
• Define word processor.
• List out some uses of word processor.
• Define worksheet.
• List two benefits of spreadsheet.

4. Write short answers to any SIX question: (2x6=12)

• Define the term ‘Video Conferencing .
• State the purpose of ATM.
• How computer can be used in marketing?
• What do you know about computer simulation?
• Describe CBT.
• What is the purpose of Recycle Bin?
• Describe GUI operating system.
• Define internet.
• How web pages are created?

(SECTION –II)

• What are source data entry devices? List out different categories of these devices. Explain any two.  (8)
• What is computer network? Explain different devices used to connect networks of computers. (8)
• Define data transmission mode. Explain its types with example. (8)
• What is the difference between ROM and RAM?  (8)
• What is data security? Briefly discuss different security threats to data security.  (8)

(SECTION – III)
(Practical)

10.(a) Write a procedure to change data and time in windows. (5)
(b). Write the procedure to copy and paste a paragraph using keyboard in MS-Word. (5)
(c). Write the procedure to make text bold, underline and italic using keyboard in MS-Word. (5)
(e). Write the procedure to divide and multiply two number in MS-Excel. (5)