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Class 10 (model question of computer science)

                             


                                                               

                                                       MODEL QUESTION SET 

COMPUTER

1) FUNDAMENTAL



Q1)Answer the following Questions.
a)What is communication media? Differentiate between guided and unguided communication media.
b)Define star topology. Write its merits and demerits.
c)Write advantages of email over postal services?
d)What is meant by Internet Surfing?
e)What do you mean by protocol? Write any four protocol.

Q2)convert as indicated:
(b1f)16 in to octal.
(512)8 in to Decimal

Q3)Perform the folling binary calculations.
11010 * 111 -1010
(101+1100) +101


Q4)Match the following
CHROME                                 COMMUNICATION RULES
FIBER OPTIC                           NETWORK DEVICE
SWITCH                                    GUIDED MEDIA
PROTOCOL                               WEB BROWSER
                                                     UNGUIDED MEDIA

Q5)State true or false.
a. Router select best path to route a message.
b. Peer to peer network has higher security than client server.
c. FTP is only used to download files.
d. Coaxial cable is faster than twisted pair.

Q6)Give the appropriate technical term of the following.
a. Tow communication mode
b. Range of frequency that is available for data transmission of data.
c. Number system having base 16.
d. A software used to view Websites.

Q7)Write full forms of following.
VOIP , SMTP , URL , SSS

DATABASE MANAGEMENT SYSTEM

Q7)ANSWER THE FOLLOWING QUESTIONS
a. Define DBMS with two examples.
b. What is form? Write its importance.
c. Write any four objects of Ms access.

Q8)SELECT THE BEST ANSWER
a. the default field size of text is.............
1. 255
2. 50
3. 100
b. The extension of ms access database file is.............
1. DBA
2. MDB
3. ACC
c. Which is logical data types?
1. true/false
2. yes/no
3. all of above
d. Which is Database object?
1. Field
2. report
3. none of the above

Q9)Match the following.
TABLE                                      FORMATTED INFORMATION
YES/NO                                     USER INTERFACE
RECORD                                    PARTS OF DATABASE
FORM                                          DATA TYPES

PROGRAMMING (QBASIC)

10)Answer the following questions.
a. What is algorithm?
b. Define the term LOOPING.
c. Write the functions
i) SGN               ii)INT

Q11)Debug the following programme.
CLS
LET N$ = EMANI
FOR X = 1 TOLEN (N$)
DISPLAY LEFT$(N$, X)
NEXT I
CLOSE

Q12) Find the output of given programme.
CLS
A = 2
FOR I = 1 TO 5
PRINT A
A=A*10+2
NEXT I
END

Q13)Read the following programme and answer the questions given below.
CLS
INPUT "Enter any no.";N
A= SQR(N)
IF A =INT(A) THEN
PRINT "PERFECT SQUQRE"
ELSE
PRINT "NOT PERFECT SQUQRE"
END IF
END
a. List the library functions used in given programme.
b. What will be the output if 16 is supplied?


Q14)Write the programme code for following purpose.
a. WAP to find the volume of cylinder.
b. WAP to print 1,5,9.................10th   term
c. WAP to input Principal, rate , time and calculate simple intrest.

                        THE END

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