Class Nine [Computer Solution]
MODEL
QUESTIONS SET- 7
Group A :
“Computer Fundamentals” [20 marks]
1. Answer
the following questions. 4×2=8
a)
What is E-Commerce and E-government ?
ans:
E-government (short for electronic government) is the
use of technological communications devices, such as computers and the Internet
to provide public services to citizens and other persons in a country or
region.
Ecommerce, also known as electronic commerce or internet commerce, refers to the
buying and selling of goods or services using the internet, and the transfer of
money and data to execute these transactions.
b)
Mention any four strategies of IT policy of Nepal.
Ans: 1. The
government will act as a promoter, facilitator, and regulator
2.
Carry on research, develop and expand information technology with high priority
to participation of the private sector.
3.
Prepare capable manpower with the involvement of both public and private sector
for sustainable development and expansion of information technology.
4.Encourage
native and foreign investment for the development information technology and
infrastructure pertaining to information technology.
5.
Place Nepal on the global map through information technology.
c)
What is computer crime ? Define it.
Ans: The
crime that is committed using computer and internet is called computer
crime.Ex. Hacking,cracking etc.
d)
Write down the positive impacts of computer in the society.
Ans; It
facilitates business process and other activities.
It makes the work simple and
less time consuming.
We can store so many
information on computer which makes easy to handle the
information for business applications.
We can perform multitasking and
multiprocessing capabilities of data.
2. Mention
True or False. 2
a)
IT policy of Nepal was introduced in 2057 BS.true
b)
BASIC and LISP programming language use interpreters.true
c)
The secondary memory is a long term memory used to store program and data for
the future reference.true
d)
Terabyte (TB) is a unit of computer memory or data storage capacity equal to
1,024 MB false
3. Write
down the full form for the following. 2
a)
IBM PC/AT=International business machine personal computer/Advanced technology b) USB=universal serial bus c) CAD=computer aided desgin d) NITDC= Northern
Indiana Tourism Development Commission
4. Choose
the correct answer from the given options. 2
a)
First Integrated circuit was developed by:
i)
Jack Kilby ii) Dr.
Marcian Edward
iii)
Pascal iv) William
Shockley
b)
Which of the following is volatile memory.
i)
Hard Disk ii) Floppy Disk iii) Ram
iv)
ROM
c)
The binary number 1100 1001 has ........ bytes.
i)
One ii) Two iii) Three iv) Four
d)
A port used to support high-speed graphics and other video input. 2
i)
Serial port ii) Parallel port iii) AGP iv) ARP
5. Write
down the single technical term for the followings: 2
a)
A long narrow socket on the motherboard into which we can plug an expansion
card.CIS Flashcard
b)
A computer program that allows other programs to interact with computer
hardware. Operating system
c)
The combination of multiple media such as text, image, video, animation and
audio.multimedia
d)
The main information processor in a digital computer capable of executing a program.
6. a)
Convert the following as indicated: 2
i)
(FAB)16 into Octal ii) (445)8
into hexadecimal
b)
Perform the following binary calculation. 2
i)
(101100)2 × (11001)2 + (111111)2
ii)
(1010101)2 + (110101)2 - (1010)2
Group B: “Operating System” 5 marks
7. What
are root directory and current directory. 1
Ans: the root
directory is the first or top-most directory in a
hierarchy.
The current
directory is the directory in which a user is working at
a given time.
8. Write
the functions carried out by the following MS-DOS commands:2
a)
C:\>DISKCOMP A:A: b)
C:’>MYDOCS>VOL D:
9. Answer
the given questions: 2
a)
What is a dialog box ? What is the function of My document folder?
Ans: The dialog box is a graphical control element in the form of
a small window that communicates information to the user and prompts them for a
response
My
Documents and Documents are Microsoft Windows
folders that store computer documents and other files
associated with programs on your computer.
b)
How to restore deleted files from teh recycle bin ? Write with steps.
Ans; STEP
1; GO TO RECYCLE BIN
STEP
2; SELECT THE DELETE FILE OR FOLDER
STEP
3; RIGHT CLICK MOUSE
STEP
4; CLICK RESTORE
Group C : “HTML” 5 marks
10. Answer
the given questions : 3
a)
What is the differences between linked graphics and inline graphics ?
ans: Inline graphics on the Web are actually HTML pages with links to graphics files stored on the Web server. The browser displays
the text and images as if they were physically on the same page.
Linked artwork
is connected to, but remains independent of, the document,
resulting in a smaller document.
b)
Which tag of the table element used to specify the table heading ?
ans:
<th> tag of the table element used to specify the table heading
c)
What are then essential document structure elements ?
11. State
True or False. 2
a)
HTML allows linking to other HTML documents as well as images.true
b)
HTML is a high level programming language.false
c)
Internet Explorer is an example of web browser.true
d)
<P> tag used to draw a horizontal line across the page.false
Group D: “Programming” [20 Marks]
12. a)
What is branching and looping ?
Ans: branching
is the way of controlling the flow of program.
Looping
is the repetition of statement until condition is satisfied.
b)
What is statement and keyword ?
ans: a statement is a syntactic unit of an imperative programming language that expresses some action to be carried out.
Keywords
are reversed words whose function are already defined in programming.
c)
What is use of SELECT CAE statement?
Ans: A Select Case statement
allows a variable to be tested for equality against a list of values.
13. a)
Draw a flowchart to input an integer and find whether it is an even or an odd. 2
b)
Re-write the following program using DO.......LOOP statement. 2
CLS
FOR
K = 1 TO 5
PRINT
M;
NEXT
M
PRINT
NEXT
K
END
CLS
K=1
do
PRINT
M;
NEXT
M
PRINT
K=k+1
Until
k<=5
END
14. a)
Write down the output of the following program:
CLS
FOR
I = 1 TO 3
LET
J = 1
WHILE
J < = 4
LET
B = I * J
PRINT
B;
LET
J = J + 1
WEND
PRINT
NEXT
I
END
1 2 3 4
2 4 6 8
3 6 9 12
b)
Debug the following program.
CLS
INPUT
“Enter a word”. W$
L
= LEN (W$)
FOR
P = L to 1 STEP -1
R$
= RIGTH$(W$, P)
M$
= M$ + R$
NEXT
P
IF
W$=M$ THEN
PRINT
“It is Palindrome”
ELSE
PRINT
“It is not Palindrome”
END
IF
END
-------------------------------------------------
CLS
CLS
INPUT
“Enter a word”, W$
L
= LEN (W$)
FOR
P = L to 1 STEP -1
R$
= mid$(w$,P,1)
M$
= M$ + R$
NEXT
P
IF
W$=M$ THEN
PRINT
“It is Palindrome”
ELSE
PRINT
“It is not Palindrome”
END
IF
END
15. a)
Write a program to find the HCF of any two given numbers.
Ans: CLS
INPUT "enter any two numbers:", A, B
C = A
D = B
WHILE A MOD B <> 0
T = A MOD B
A = B
B = T
WEND
PRINT "HCF:", B
END
INPUT "enter any two numbers:", A, B
C = A
D = B
WHILE A MOD B <> 0
T = A MOD B
A = B
B = T
WEND
PRINT "HCF:", B
END
b)
Write a program using DEEF FN statement to calculate simple interest for a
given principle, time rate of interest.
c)
Write a program to find the greatest number from given data by using DIM
method.
Ans: CLS
INPUT "entehr length of aray"; x
DIM num(x)
FOR i = 1 TO 5
INPUT
"enter number"; num(i)
NEXT i
num(0) = grt
FOR j = 1 TO 5
IF num(j) >
grt THEN
grt =
num(j)
END IF
NEXT j
PRINT "ggrt num is"; grt
END
End
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