Computer Science - SEE Model Question (Set-IV)
Time: 1:30 hours F.M.:
75
Group A
Group
A : Fundamental [22 marks]
1. Answer
the following questions. (5x2=10)
i.
What is cellular topology? Explain with
necessary figure.
ii.
What is digital signature? Write one
different between public key & private key.
iii.
What is hypermedia? Give any two examples
of interactive multimedia.
iv.
What is spyware? Give two example of
Antivirus software.
v.
Write any two features of C language.
2. A.
Convert the following as instructed. (2x1=2)
i.
111.012 into decimal.
ii.
23.510 into binary.
B.
Calculate the binary numbers. (2x1=2)
i.
110+11-101
ii. 10010/111
3. Match
the following. (4x0.5=2)
|
A |
B |
|
Microware |
Multimedia |
|
UPS |
Protocol |
|
Sound Card |
Unguided Media |
|
TCP/IP |
Power protection
device |
4. Select
the correct answer. (4x0.5=2)
i.
Which is not network hardware?
a. Hub b. Repeater c. Router d. Windows 7
ii.
Which is the fastest media of data
transmission?
a. Telephone
wire b. Fiber optics c. Co-axial cable d.
Twisted pair
iii.
Which is not protocol?
a.
TCP/IP b. IPX/SPX c. NETBIOS d. Client
iv.
Which is not a computer hardware?
a. Processor b. RAM c. Photoshop d.
Keyboard
5. Give
the appropriate technical terms for: (4x0.5=2)
i.
Buying and selling good through the
internet.
ii.
Cabling structure of LAN.
iii.
Main computer of network that shares resource
to the clients.
iv.
The destructive computer program.
6. Write
the full form for following. (4x0.5=2)
a. UPS b. WWW c. WLAN d.
NOS
Group B : Database
Management System (10 marks)
7. Answer
the following questions: (3x2=6)
i.
Define Database.
ii.
What is data redundancy? How can it be
reduced in database?
iii.
Mention any four data types that can be
used in Ms-Access?
8. Select
the correct answer. (4x0.5=2)
i.
The maximum text field size in access is
_________ .
a. 50 b. 10 c.
256 d. 255
ii.
The extension of database file in access
is ________ .
a. .dbf b.
.mdb c. .dbm d. .dmb
iii.
___________ uniquely identifies any field.
a.
index b. memo c. primary key d.
query
iv.
Query is not ________ .
a.
search b. select c. update d. all of
above
9. Match
the following. (4x1=2)
|
A |
B |
|
Indexing data |
Retrieves data |
|
Long text |
DBMS |
|
FoxPro |
Memo field |
|
Query |
Searching fast |
|
|
Report |
Group C
: QBASIC Programming (18 marks)
10. Answer
the following questions. (3x1=3)
a)
What is library function?
b)
What is iteration?
c)
Write the function for following statements.
i.
CHDIR ii. KILL
11. Write
the output of the given program. (2)
DECLARE
SUB RESULT ( )
CALL RESULT
END
SUB RESULT ( )
N=5
C=1
WHILE C<=5
PRINT N
N=N*10+5
C=C+1
WEND
ENDSUB
12. Debug
the given program. (2)
REM To
copy data from "SAL.DAT" TO "TEMP.DAT"
OPEN "SAL.DAT" FOR INPUT AS #1
OPEN "TEMP.DAT" FOR OUTPUT AS
#2
CLS
DO
INPUT #2, N$, P$, S
WRITE #2, N$, P$, S
LOOP WHILE NOT EOF ( )
CLOSE #2, #1
END
13. Study
the following program and answer the following questions. (2)
DECLARE FUNCTION
BIN(A)
CLS
INPUT "ENTER THE
NUMBER=";N
PRINT "THE RESULT IS";
BIN(N)
END
FUNCTION BIN(A)
BASE = 2
WHILE A>0
R = A MOD BASE
A = A / BASE
B$ = STR$(R) + B$
END OF FUNCTION
a. Write the output of the given
program.
b. List the local variable in
given program.
14. a.
Write a program to declare user defined function to find total surface area of
box, where length, breadth, and height are parameter by using FUNCTION
………………….…. END FUNCTION. (3)
b.
Write a program to change the background color of QBasic window to red color by
using SUB ….. END SUB. (3)
c.
Write a program to read all data from the data file "sale.dat" and
copy them into another data name "temp. dat". (3)
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