Computer Science – SLC Question Paper 2069 (2013) | Class 10

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Computer ScienceOld is Gold | SLC
Old Question Paper of Computer Science
Optional II – Year 2069 (2013)
Subject Code: RE-334

Time: 1 Hrs 30 Minutes | Full Marks: 50 | Pass Marks: 16

Group “A” – Computer Fundamental (22 Marks)

1. Answer the following questions: [5 X 2 = 10]

a) Write any four advantages of computer network.
b) What is internet? Write the name of any two E-commerce sites.
c) What is computer ethic?
d) What is hardware security? Write any two software security measures.
e) What is computer virus?

2. (a) Convert as instructed: [2 X 1 = 2]

(i) (684)10 into Octal
(ii) (101011)2 into Decimal
(b) Perform binary calculation: [2 X 1 = 2]
(i) 101 X 11
(ii) Divide 100101 by 110

3. Match the following

Group ‘A’                     Group ‘B’
i) RJ-45                       a) Multimedia
ii) WAN                       b) Duplicate copy
iii) Back up                 c) Fiber optic cable
iv) Microphone          d) Twisted pair cable
v)                                   e) Internet

4. Choose and copy the best answer: [4 X 0.5 = 2]
a) Which is not a unguided media?

(i) Fiber optic  (ii) Microwave   (iii) Infrared    (iv) Radiowave

b) Which is the internet service?

 (i) IRC    (ii) Telnet    (iii) E-mail   (iv) All of the above

c) Which is not related to multimedia?

(i) Printer   (ii) Sound Card   (iii) Microphone   (iv) CD-ROM

d) Which virus infects boot sector files?

(i) Macro virus   (ii) Multipartite virus   (iii) Boot sector virus   (iv) Program virus

5. Give appropriate technical terms for the following: [4 X 0.5 = 2]

a) Business through internet
b) The software that protects computer from virus
c) Physical layout of LAN
d) A secret word that gives user access to a particular program or computer system

6. Write full form of: [4 X 0.5 = 2]

(i) VOIP    (ii) MAN   (iii) UTP    (iv) WWW

Group “B” – Database (10 Marks)
7. Answer the following questions.

a) What is Database? Give two examples. [2]
b) Write any two uses of primary key. [2]
c) What is query? [2]

8. Choose the correct answer: [4 X 0.5 = 2]
a) Which of the following is not a database application?

(i) Oracle     (ii) Foxpro    (iii) MS-Access   (iv) MS-Excel

b) Memory space consumed by a currency data type maximally is …..

(i) 2 Bytes    (ii) 4 Bytes    (iii) 8 Bytes    (iv) 1 GB

c) The default data type of MS-Access is …..

(i) Number    (ii) Text    (iii) Memo    (iv) Auto number

d) Row is called ……

(i) Record   (ii) Field   (iii) Database    (iv) Table

9. Math the following: [4 X 0.5 = 2]

Group ‘A’                  Group ‘B’
i) OLE                        a) Data entry
ii) Hyperlink             b) Formatted Hardcopy
iii) Report                  c) 1 GB
iv) Form                    d) Up to 255 characters
v)                                e) Up to 2048 characters

Group ‘C’ – Programming (18 Marks)

10. (a) What is meant by mode of data file? [1]
(b) Write any two characteristics of ‘C’ language. [1]
(c) Write the function of the following statements: [1]
(i) NAME (ii) KILL

11. Write the output of the following program: [2]

DECLARE SUB NUMBER()
CLS
CALL NUMBER
END
SUB NUMBER
N = 3
C = 1
WHILE C<=5
PRINT N
N = N*10+2
C = C +1
WEND
END SUB

12. Re-write the given program after correcting the bugs: [2]

REM display Records of students From Data File
OPEN “STDREC.DAT” FOR INP AS #1
PRINT “ROLL”,”NAME”,”ADDRESS”,”CLASS”,”SECTION”
DO WHILE NOT EOF
INPUT #1, RN, N$, AD$, CL, S$
PRINT RN, N$, AD$, CL, S$
NEXT
CLONE #1
END

13. Study the following program and answer the given questions: [2 X 1 = 2]

DECLARE SUB EXAM (N$)
CLS
INPUT “Enter word”, WO$
CALL EXAM(WO$)
END
SUB EXAM(WO$)
FOR I = 1 TO LEN(N$)
PRINT RIGHT$(N$, I)
NEXT I
END SUB

a) Write the names of two built in functions used in the above program.
b) List the real parameter in the program.

14. (a) Write a program to find the number of vowels in a input string using ‘Function… End Function’. [3]
(b) Write a program using sub… procedure module to print the series 1,1,2,3,5,8….. up to ten terms.
(c) Write a program to create a data file ‘teldir.dat’ to store Name, Address and Telephone Number of employees according to the need of the user.

Posted By : MeroSpark | Comment RSS | Category : SLC Notes
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One Comment

  1. Posted December 4, 2015 at 7:52 pm

    scl question only

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