SEE/Class 10 Computer Science Examination Paper 2073 

SEE/Class 10 Computer Science Examination Paper 2073

SEE Examination 2073

Computer Science

Group “A”

Computer Fundamental [22 marks]

1. Answer the following questions. (2x5=10)

a.   Write any two advantages of BUS topology.

b.   Define computer security.

c.    Write any two preventive measures to protect computer system from computer virus.

b.   What is multimedia?

c.    Write the use/function of File Transfer Protocol.

 

2. a. Perform the conversion as per the direction. (1x2=2)

     i. (BAD)₁₆ into binary           

ii. (1111001)₂ into octal

b. Perform the binary calculations. (1x2=2)

i. 11x10+11                                          

ii.110 ÷ 10

 

3. Match the following. (0.5x4=2)

Group A                                  Group B

a.   Malicious software              UPS

b.   Primary storage device       Virus

c.    Power protection Device    Copyright

d.   Intellectual property law    RAM

CD-ROM

 

4. State whether the following statements are true or false. (0.5x4=2)

a.   Computer Network reduces the cost.

b.   WWW is an organization which controls Internet.

c.    Microwave transmission is an example of bound media.

d.   The parts of the computer which can be seen and touched are called hardware.

 

5. Write the appropriate technical terms of the following. (0.5x4=2)

a.   A type of network in which every computer works as both client and server.   

b.   Protocol used to receive email from the mail server. 

c.    The moving graphics images.   

d.   The law that controls cyber-crimes.  

 

6. Write the full forms. (0.5x4=2)

a.   LAN            

b.   ROM          

c.    SMTP         

d.   NOS            

 

Group B Database (10 Marks)

7. Answer the following questions. (2x3=6)

a. Define data and database.

b. What is primary key? Write its importance.

c. Name any four data types used in MS-Access.

 

8. Select the correct answer. (0.5x4=2)

a. The columns in a database table are called………………………

i. Record     ii. Field   iii. Report      iv. Memo

b. Which is the suitable data type to store video?

i. Text          ii. Memo          iii. Yes/No        iv. OLE object

c. …………… object of MS-Access is used to print formatted data.

i. Query       ii. Form            iii. Report        iv. Table

d. Which is not a type of query?

i. Search      ii. Select           iii. Update        iv. All of the above

 

9. Match the following. (0.5x4=2)

Group A                      Group B

a.   Query                        Printed format

b.   Form                         Stores data

c.    Table                         Allows view, edit, input data

d.   Report                       Extracts selected record for view

DBMS

 

 

Group C Programming (18 Marks)

10. Answer the following questions. (1x3=3)

a. What is a loop?

b. Write the functions of NAME and CLOSE statements.

c. What is variable?

 

11. Re-write the given program after correcting the bugs.  (0.5x4=2)

DECLARE SUB SUM(N)

INPUT “Any Number”; N

PRINTSUM(N)

END

SUB SUM (N)

S=0

WHILE N=0

R=R MOD 10

S=S + R

N=N /10

WEND

PRINT “Sum of digits”; s

END

 

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

DECLARE FUNCTION AREA (L, B)

CLS

LET L = 50

LET B = 10

LET ans = “; ans

PRINT “The area=”; ans

END

FUNCTION AREA (L, B)

Ar =L*B

AREA=Ar

END FUNCTION

 

13. State the following program and answer the given questions. (1x2=2)

DECLARE FUNCTION Diff (A, B)

CLS

INPUT “Enter first number”; A

INPUT “Enter second number”; B

PRINT “The difference”; Diff (A, B)

END

FUNCTION Diff (A, B)

Difference= A – B

Diff = difference

END FUNCTION

 

a.   List all the numeric variables used in the above program.

  b.   List the local variables used in the above program.

 

 

14 a. Write a program to calculate the area of four walls using Sub….End Sub. [Hint: Area=2H(L+B). (3)

b. Write a program to input a word in the main module and count the total number of vowel characters present in the word using FUNCTION…END FUNCTION. (3)

c. Create a data file to store the records of few employees having Name, Address, Post, Gender and Salary fields. (3)

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