7th Class Computers Science Sample Paper

done Computer Science Olympiad Model Test Paper-5 Total Questions - 50    [Download]

• question_answer1)
  Which of the following is the expanded form of CRT, a display device?
  A)
   Crystal Ray Tunnel       
  done clear
  B)
   Cathode Ray Tube
  done clear
  C)
   Crystal Ray Tube          
  done clear
  D)
   Cathode Ray Tunnel
  done clear
  E)
   None of these   
  done clear
  View Answer play_arrow

• question_answer2)
  Match the following list with its description.

  1.	AND / OR / NOT	A.	Comparison Operators
  2.	= / > / < / ! =	B.	Declaration
  3.	If condition Then sequence of statements End if	C.	Iterative Constructs
  4.	A = 1	D.	Boolean Operators
  		E.	Conditional Statements

  A)
   1\[\to \]D, 2\[\to \]A, 3\[\to \]E, 4\[\to \]B
  done clear
  B)
   1\[\to \]D, 2\[\to \]C, 3\[\to \]E, 4\[\to \]A
  done clear
  C)
   1\[\to \]B, 2\[\to \]C, 3\[\to \]D, 4\[\to \]E
  done clear
  D)
   1\[\to \]A, 2\[\to \]D, 3\[\to \]B, 4\[\to \]E
  done clear
  E)
   None of these        
  done clear
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• question_answer3)
  Which one of the following applications allows to play a video CD in a window operating system installed in computer?
  A)
   Window cassette player
  done clear
  B)
   Window hard disk
  done clear
  C)
   Window media player
  done clear
  D)
   All of these
  done clear
  E)
   None of these            
  done clear
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• question_answer4)
  Window Operating System is used to:
  A)
   coordinate computer activities.
  done clear
  B)
   access files on computer.
  done clear
  C)
   open and close programs on computer.
  done clear
  D)
   All of these
  done clear
  E)
   None of these                
  done clear
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• question_answer5)
  The individual responsible for planning a computer data processing system is:
  A)
   System Analyst
  done clear
  B)
   Programmer
  done clear
  C)
   Operators         
  done clear
  D)
   Designers
  done clear
  E)
   None of these
  done clear
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• question_answer6)
  The operating system groups all information that it needs about a particular process into a data structure. What is this grouping called?
  A)
   Process Control Block
  done clear
  B)
   Running Block 
  done clear
  C)
   Terminate Block
  done clear
  D)
   Suspended Block          
  done clear
  E)
   None of these
  done clear
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• question_answer7)
  Match the following Column I with Column II:

  Column I		Column II
  1.	Information	A.	Single line command interface.
  2.	File name	B.	Allows opening on application directly from desktop
  3.	Desktop Shortcut	C.	Collection of meaningful data.
  4.	Run command	D.	Can contain up to 255 character.
  		E.	Provides GUI environment.

  A)
   1\[\to \]C, 2\[\to \]D, 3\[\to \]B, 4\[\to \]A
  done clear
  B)
   1\[\to \]D, 2\[\to \]C, 3\[\to \]E, 4\[\to \]B
  done clear
  C)
   1\[\to \]A, 2\[\to \]C, 3\[\to \]D, 4\[\to \]E
  done clear
  D)
   1\[\to \]B, 2\[\to \]D, 3\[\to \]A, 4\[\to \]E
  done clear
  E)
   None of these
  done clear
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• question_answer8)
  In MS-Excel 2007, the entire worksheet can be selected by:
  A)
   Ctrl + Spacebar
  done clear
  B)
   Shift + Spacebar
  done clear
  C)
   Ctrl + Shift + Spacebar
  done clear
  D)
   All of the above
  done clear
  E)
   None of these
  done clear
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• question_answer9)
  Which of the following are the disadvantages of network?
  A)
   Threat to data security.
  done clear
  B)
   It requires administrative time and skill.
  done clear
  C)
   Risk of file server failures
  done clear
  D)
   Both (a) and (b)
  done clear
  E)
   All (a), (b) and (c)
  done clear
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• question_answer10)
  A compiler is used to convert ________to object code which can be executed.
  A)
   high-level language        
  done clear
  B)
   low-level language
  done clear
  C)
   assembly language        
  done clear
  D)
   natural language
  done clear
  E)
   None of these
  done clear
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• question_answer11)
  In Windows environment, the file once deleted can be restored from:
  A)
   My Documents 
  done clear
  B)
   Trash cane
  done clear
  C)
   Recycle bin      
  done clear
  D)
   File can't be restored
  done clear
  E)
   None of these
  done clear
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• question_answer12)
  Buying and selling of goods over the Internet is called _________.
  A)
   Cyber selling                 
  done clear
  B)
   E-commerce
  done clear
  C)
   Net banking                  
  done clear
  D)
   Net selling
  done clear
  E)
   None of these
  done clear
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• question_answer13)
  Name a language that two machines use to talk to each other?
  A)
   Work Group                 
  done clear
  B)
   Server
  done clear
  C)
   Protocol
  done clear
  D)
   Networking
  done clear
  E)
   None of these
  done clear
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• question_answer14)
  Which statement is incorrect?
  A)
   Paragraph marks is a non-printing character.
  done clear
  B)
   A new paragraph is created when you press Shift + Enter key.
  done clear
  C)
   Delete key erases the text to the right of the insertion point.
  done clear
  D)
   By default, the Normal View shows 100% of the Word Document.
  done clear
  E)
   None of these
  done clear
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• question_answer15)
  The Word Count Dialog box displays all information related to document. MS-Word 2007 allows you to count:
  A)
   Number of pages
  done clear
  B)
   Characters (no spaces)
  done clear
  C)
   Characters (spaces)
  done clear
  D)
   All of these
  done clear
  E)
   None of these
  done clear
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• question_answer16)
  An algorithm is a group of logical instruction that generates the output according to given input. Which one of the following techniques allows you to represent an algorithm in a graphical way?
  A)
   Flowchart         
  done clear
  B)
   Pseudocode
  done clear
  C)
   Computer program        
  done clear
  D)
   All of these
  done clear
  E)
   None of these
  done clear
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• question_answer17)
  Carefully examine the following image. In the image above, each node (workstation or other device) is connected directly to each other. This image describes which one of the following topologies?
  A)
   Mesh topology
  done clear
  B)
   Token ring topology
  done clear
  C)
   Star topology               
  done clear
  D)
   All of these
  done clear
  E)
   None of these
  done clear
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• question_answer18)
  Which one of the following utility tries to minimize the fragmentation on the disk?
  A)
   Disk refragmentation utility
  done clear
  B)
   Disk defragmentation utility
  done clear
  C)
   Disk cleanup utility
  done clear
  D)
   All of these
  done clear
  E)
   None of these
  done clear
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• question_answer19)
  Jack wants to view the subdirectories page wise. Which one of the following commands Jack should use to show the subdirectory page wise?
  A)
   dir/page                       
  done clear
  B)
   dir/p/s
  done clear
  C)
   dir/s/p              
  done clear
  D)
   Both (b) and (c)
  done clear
  E)
   None of these
  done clear
  View Answer play_arrow

• question_answer20)
  Which one of the following performs modulation and demodulation?
  A)
   Fiber optics                  
  done clear
  B)
   Satellite
  done clear
  C)
   Coaxial cable               
  done clear
  D)
   Modem
  done clear
  E)
   None of these
  done clear
  View Answer play_arrow

• question_answer21)
  Which one of the following keyboard shortcut keys will help you to open Windows Explorer?
  A)
   Ctrl + E                      
  done clear
  B)
   Windows key + E
  done clear
  C)
   Ctrl + D                      
  done clear
  D)
   Windows key + D
  done clear
  E)
   None of these
  done clear
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• question_answer22)
  A flowchart is a visual representation of an algorithm. Algorithm and flow chart help us to ___________.
  A)
   know the memory capacity.
  done clear
  B)
   identify the base of a number system.
  done clear
  C)
   direct the output to a printer.
  done clear
  D)
   specify the problem completely and clearly.
  done clear
  E)
   None of these
  done clear
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• question_answer23)
  Which of the following is/are the transmission media used in computer network?
  A)
   Optical fiber                 
  done clear
  B)
   Twisted pair
  done clear
  C)
   Coaxial cable               
  done clear
  D)
   All of these
  done clear
  E)
   None of these
  done clear
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• question_answer24)
  Which one of the following is the method to represent decimal in binary form?
  A)
   BCD               
  done clear
  B)
   BCR
  done clear
  C)
   BSP                            
  done clear
  D)
   All of these
  done clear
  E)
   None of these
  done clear
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• question_answer25)
  How can you identify selected text within a document?
  A)
   By blinking of the cursor.
  done clear
  B)
   It is identified by its font style.
  done clear
  C)
   Selected text will be highlighted.
  done clear
  D)
   All of these
  done clear
  E)
   None of these
  done clear
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• question_answer26)
  A, B, C, D and E are standing in a row. On one end of the row is D and on the other is C. B is to the right of E. A is to the left of C. E is in between D and B. A is standing between:
  A)
   B and D                      
  done clear
  B)
   E and B
  done clear
  C)
   C and E                       
  done clear
  D)
   B and C
  done clear
  E)
   None of these
  done clear
  View Answer play_arrow

• question_answer27)
  In a certain language. If ROAD is coded as URDG, how 'SWAN' is coded?
  A)
   VXDQ             
  done clear
  B)
   VZDQ
  done clear
  C)
   UXDQ             
  done clear
  D)
   VZCQ
  done clear
  E)
   None of these
  done clear
  View Answer play_arrow

• question_answer28)
  There is a link/relation among each number in the sequence given below. What will be value for question mark (?), if we continue the sequence? 9: 16 : 25 : ?
  A)
   30                               
  done clear
  B)
   36
  done clear
  C)
   40                               
  done clear
  D)
   56
  done clear
  E)
   None of these
  done clear
  View Answer play_arrow

• question_answer29)
  In certain store, the profit is \[320%\]of the cost. If the cost increases by \[25%\]but the selling price remains constant, approximately what percentage of the selling price is the profit?
  A)
  \[30%\]                         
  done clear
  B)
   \[70%\]
  done clear
  C)
   \[100%\]                      
  done clear
  D)
   \[250%\]
  done clear
  E)
   None of these
  done clear
  View Answer play_arrow

• question_answer30)
  Which group of the letters will replace the question mark (?) in the following series? DGK, GKP, ?, PVC
  A)
   GKV                           
  done clear
  B)
   KPV
  done clear
  C)
   PVZ                            
  done clear
  D)
   KPU
  done clear
  E)
   None of these
  done clear
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• question_answer31)
  Figure out, from among the four alternatives, as to how the pattern would appear when the transparent sheet is folded at the dotted line.
  A)
                    
  done clear
  B)
   
  done clear
  C)
                    
  done clear
  D)
   
  done clear
  E)
   None of these
  done clear
  View Answer play_arrow

• question_answer32)
  If FULFNHW is the coded for CRICKET, then EULGH is the code for which word?
  A)
   PRIDE             
  done clear
  B)
   BRIDE
  done clear
  C)
   BLIND            
  done clear
  D)
   BLINK
  done clear
  E)
   None of these
  done clear
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• question_answer33)
  Find the odd one out. 121, 12321, 123421, 123454321, 12345654321
  A)
   121                             
  done clear
  B)
   12321
  done clear
  C)
   123421
  done clear
  D)
   123454321
  done clear
  E)
   12345654321
  done clear
  View Answer play_arrow

• question_answer34)
  How many 2s are there between 8 and 7 in the following number series?
  A)
   One                            
  done clear
  B)
   Four
  done clear
  C)
   Three              
  done clear
  D)
   Two
  done clear
  E)
   None of these
  done clear
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• question_answer35)
  Vidya's mother's age is 5 years more than three times of Vidya's present age. Find Vidya's present age, if her mother is 44 years old.
  A)
   10 years                      
  done clear
  B)
   16 years
  done clear
  C)
   13 years          
  done clear
  D)
   15 years
  done clear
  E)
   None of these
  done clear
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• question_answer36)
  Find the mirror image of the figure given inside the square.
  A)
                 
  done clear
  B)
   
  done clear
  C)
                
  done clear
  D)
   
  done clear
  E)
   None of these
  done clear
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• question_answer37)
  Find out the pattern that would appear when the transparent sheet is folded at the dotted line.
  A)
                    
  done clear
  B)
   
  done clear
  C)
                    
  done clear
  D)
   
  done clear
  E)
   None of these
  done clear
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• question_answer38)
  How many P's are not there between two vowels in the following series? A P D E P A P D G P D N O P A L M D
  A)
   4                                
  done clear
  B)
   3
  done clear
  C)
   6                                
  done clear
  D)
   5
  done clear
  E)
   None of these
  done clear
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• question_answer39)
  Ocean : Water:: Glacier: ________ ?
  A)
   Mountain                     
  done clear
  B)
   Cave
  done clear
  C)
   Ice      
  done clear
  D)
   Refrigerator
  done clear
  E)
   None of these
  done clear
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• question_answer40)
  How many integral divisors does the number 120 have?
  A)
   15                               
  done clear
  B)
   17
  done clear
  C)
   16       
  done clear
  D)
   11
  done clear
  E)
   None of these
  done clear
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• question_answer41)
  MS-Word 2007 enables ________ feature that helps you to create personalized letters and other documents by combining data from two different files.
  A)
   Mail merge       
  done clear
  B)
   Spell check
  done clear
  C)
   Formatting                   
  done clear
  D)
   Auto text
  done clear
  E)
   None of these
  done clear
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• question_answer42)
  What is called the first bit from the left of an encoded information that represents the sign?
  A)
   Least significant bit
  done clear
  B)
   Most significant bit
  done clear
  C)
   Medium significant bit
  done clear
  D)
   All of these
  done clear
  E)
   None of these
  done clear
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• question_answer43)
  In MS-Word 2007, you can zoom the page in and out. The minimum zoom percentage supported by MS-Word is___________.
  A)
   \[10%\]
  done clear
  B)
   \[15%\]
  done clear
  C)
   \[25%\]            
  done clear
  D)
   \[4%\]
  done clear
  E)
   None of these
  done clear
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• question_answer44)
  Main memory system is the only one directly accessible to the CPU. The CPU continuously reads instructions stored there and executes them as required. Which one of the following memory medium is not used as main memory system?
  A)
   Magnetic core   
  done clear
  B)
   Semiconductor
  done clear
  C)
   Magnetic tape
  done clear
  D)
   Both (A) and (B)
  done clear
  E)
   None of these
  done clear
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• question_answer45)
  Which container tag is used to group HTML elements?
  A)
   <group></group>       
  done clear
  B)
   <div></div>
  done clear
  C)
   <html></html>          
  done clear
  D)
   <p></p>
  done clear
  E)
   None of these
  done clear
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• question_answer46)
  The sum of ages of 5 children born at the intervals of 3 years each is 50 years. What is the age of the youngest child?
  A)
   4 year 
  done clear
  B)
   8 years
  done clear
  C)
   10 years                      
  done clear
  D)
   12 years
  done clear
  E)
   None of these
  done clear
  View Answer play_arrow

• question_answer47)
  Find out the wrong term in the series. 2, 5, 10, 50, 500, 5000.
  A)
   5000   
  done clear
  B)
   500
  done clear
  C)
   10                               
  done clear
  D)
   50
  done clear
  E)
   None of these
  done clear
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• question_answer48)
  There are six persons A, B, C, D, E and F. C is the sister of F. B is the brother of E's husband. D is the father of A and grandfather of F. There are two fathers, three brothers and a mother in the group. Who is the mother?
  A)
   A                                
  done clear
  B)
   B
  done clear
  C)
   C                                
  done clear
  D)
   D
  done clear
  E)
   None of these
  done clear
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• question_answer49)
  Choose the figure which follows the given rule.
  A)
                    
  done clear
  B)
   
  done clear
  C)
                  
  done clear
  D)
   
  done clear
  E)
   None of these
  done clear
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• question_answer50)
  A train 'X' leaves city 'P' at 5 am and reaches city 'Q' at 9 am. Another train 'Y' leaves city 'Q' at 7 am and reaches city 'P' at 10:30 am. At what time do the 2 trains cross one another?
  A)
   1 hr 23 min                  
  done clear
  B)
   1 hr 15 min
  done clear
  C)
   1 hr 8 min                    
  done clear
  D)
   56 min
  done clear
  E)
   None of these
  done clear
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