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SEE Model Question Set Computer Science Set 2

SEE Model Question Paper Set 2 

 SEE Model Question Set Computer Science Set 2

Subject: Computer Science                           F.M.: 50
Time: 1 hr. 30 min.                                 P.M.: 16

Group A
Computer Fundamental (30 Marks)

1. Answers the following questions:  (5x2=10)

a.What is computer network? Write its types on the basis of geographical area.

b.Write any four differences between client server and peer to peer network model.

c.Define cyber crime with examples.

d.What is antivirus program? Write any two examples.

e.Write advantages of multimedia in education sector.


2.a. Convert the following as indicated:  (2x2= 4)

i. (110100)2 into Decimal                   ii. (2A5)16 into Octal


b. Perform the following binary operations.   (2x2=4)

i. (1110-1101)*101                                  ii. 100111÷111


3.Match the following:  (4x0.5=2)

Group A                    Group B

Hub                           Connect different types of networks having same protocol

Router                       Twisted Pair cable

BNC terminator          Transmission channel for WLAN

RJ 45                          Connecting device within a network

                                   Coaxial cable

4.Select the correct option for the following:  (4x0.5=2)

a.Which of the following is the basic internet protocol?
i.HTTP                      ii.  POP                  iii.TCP/IP                  iv. None of the above

b.Which of the following computer program is harmful?
i. Antivirus           ii. Virus                      iii. Word processor          iv. All of the above

c.A unique address to identify the computers on the network is :
i.Primary key           ii. Host name          iii. Domain name            iv. IP Address

d.Which of the following is not cyber crime?
i.Should not use computer to harm people
ii.Should not use computer to steal data and information.             
iii.Should destroy data of other people.
iv.All of the above


5.Write appropriate technical term for the following:  (4x1=4)

a.Real time visual communication service of internet.

b.A hardware device that converts digital signal to analog and vice versa.

c.A type of harmful computer program that infects the master boot record (MBR) of a disk.

d.A system program installed in server for managing resources and clients.


6.Give the full form.            (4x1=4)

VOIP                      ii. FTP                    iii. PSTN                iv. USB

Group B
QBASIC Programming (20 Marks)

10. Answers the following questions:  (3x2= 6)

a Define modular programing.Write two methods to create modules in modular programming.

b.What is array? Why array is used in programing?

c.Write any two differences between SUB and FUNCTION module.


11. Write output of the following program.  (2)

DECLARE SUB NUM(X)
X=1011
CALL NUM(X)
END
FUNCTION NUM(X)
WHILE X<>0
R= X MOD 10
S= R*2^q+S
X= X\10
q=q+1
WEND
PRINT S
END FUNCTION

12. Rewrite the following program correcting the bugs.  (2)

DECLATE SUB SER (A, B)
X=2
Y=3
CALL SER(X, Y)
END
SUB SER (A, B)
FOR I= 1 TO 5
PRINT A; B;
A=A+B
B=A+B
NEXT I
END SUB

13.Study the given program and answer the questions. (2)

DECLATE SUB SER (A, B)
X=2
Y=3
CALL SER(X, Y)
END
SUB SER (A, B)
FOR I= 1 TO 5
PRINT A; B;
A=A+B
B=A+B
NEXT I
END SUB

a. How many arguments are used in this program.

b.What is the output of this program?

14. a. Write a program to calcuate and print volume of a cylinder using using SUB procedure. (V=Ï€r2h)                                                                         (2)

b. Write a program to input a sentence count and print total number of vowels and consonents using  SUB procedure.                                                                  (3)

c. Write a program to input 5 numbers and print them in descending order using ARRAY.                                                                  (3)

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