Class 10(SEE) Computer Model Question (2080/2081)BS

Model question paper (SEE) – 2080/2081
1. 
Subject :COMPUTER

 

Group A - Computer Fundamental - 22 marks

1) Answer the following question [5x2=10]

1.   What is computer network?

2.   What is Internet?

3.   Write any four preventive measures to protect computer system from virus infection.

4.   Write any two softwares used in multimedia.

5.   What is hardware security?

2) a. Convert as instructed [2x1=2]

1.   (101)₂ into Decimal

2.   (75)₁₀ into Binary

b. Perform the binary calculation [2x1=2]

1.   (10101)₂ - (1011)₂ 

2.   (111)₂ x (11)₂

3) Match the following [4x0.5=2]

T-connector                      Network

Bridge                               Power protection

CD-ROM                           Co-axial cable

Spike guard                     Multimedia component

                                          Virus scanning

4) Choose the correct answer [4x0.5=2]

a. Which is not a network topology?

1.   Star

2.   Ring

3.   Client server

4.   Bus

b. When was cyber law introduced in Nepal?

1.   2061 BS

2.   2062 BS

3.   2007 BS

4.   2016 BS

c. Multimedia technology is used in …..

1.   Education

2.   Business

3.   Healthcares care

4.   All of the above

d. Boot sector virus infects …….

1.   System files

2.   Master bott record

3.   Application software

4.   Document file

5) Give appropriate technical terms of the following [4x0.5=2]

1.   Rules and format to accept and transfer data in computer network.

2.   Moral rules to be followed by computer and other professionals.

3.   Making extra copy of data and software.

4.   A virus that corrupts system files of operating system.

6) Write full form [4x0.5=2]

1.   WWW

2.   MAN

3.   OS

4.   NIC

Group B - DBMS - 10 marks

7) Answer the following questions. [3x2=6]

1.   What is DBMS? Write any two examples of DBMS software.

2.   List any four data types used in MS-access.

3.   What is form? Write any two advantages of using form.

8) Select the correct answer [4x0.5=2]

a. Date/Time occupies …. Bytes of memory.

1.   4

2.   2

3.   8

4.   16

b. The extension of database file in MS-Access is

1.   DBF

2.   DBM

3.   MDB

4.   DMB

c. The object of MS-access that is used to generate hard copy of records

1.   Query

2.   Table

3.   Form

4.   Report

d. A ……. Key uniquely identifies a records.

1.   Primary

2.   Foreign

3.   Composite

4.   None

9) Match the following [4x0.5=2]

Default value                         255 character

Fox pro                                   Column name

Text                                         DBMS

Field                                        Field properties

                                                Search fast

Group C - QBASIC programming - 18 marks.

10) Answer the following. [3x1=3]

1.   What is modular programming?

2.   Write any two advantages of structured programming?

3.   Write the function of following statements. FILES, KILL

11) Debug the given program. [2]

Declare

REM *fibonacci series*

CALL SUB fibonacci

END

SUB fibonacci

a=1

b=1

FOR x=1 to 10

DISPLAY a;

a=a+b

b=a+b

END fibonacci

12) Write the output of the following program. [2]

DECLARE SUB series ( )

CALL series

END

SUB series

X=1

Y=1

FOR z=1 to 4

PRINT x;

Y=Y+1

X=X*10+Y

NEXT z

END SUB

13) Read the given program and answer the given question. [2]

DECLARE FUNCTION num (n)

INPUT n

S = num (n)

PRINT s

END

FUNCTION num (n)

x=INT(17/n)

y=15 MOD n

Num = x+y

END FUNCTION

a. Write the names of the function used in the above program.

b. List out the mathematical function (library) used in the above program.

14) a) Write a program using FUNCTION module to calculate and print the volume of cylinder. [v=pir2h] [3]

b) Write a program to declare SUB module to calculate and print the volume of a box. [3]

c) Write a program to create a sequential data file “Employee.dat” to store employees name, address, age, gender and salary. [3]

d) Write a C program to find the greatest among two different numbers.

Model question paper (SEE) – 2080/2081
2.

 

Subject: Opt. II Computer Science 

Full Marks: 50                                                                                            Time:2 hrs.

 

Candidates are required to write their answers according to the instructions given. Attempt all questions.

Group 'A' (10×1=10)

1. Answer the following questions in one sentence: 

   a) What is a web browser? 

   b) Mention any two services provided by the Internet. 

   c) What is the maximum length of the field name in MS-Access? 

   d) Which is the logical data type of MS-Access? 

   e) What is modular programming? 

   f) Mention any two basic data types of the C language.

 

2. Write appropriate technical term for the following: 

   a) Network of Networks. 

   b) Computer program that protects computer from computer virus.

 

3. Write the full form of the following: 

   a) FTP 

   b) MAN

 

Group 'B'

 

4. Answer the following questions: 

   a) What is network topology? List any two types of network topology. 

   b) Define cyber law and cybercrime. 

   c) What is a password? Write any two importance of password protection. 

   d) What is online payment? Write any two online payment methods in Nepal. 

   e) Define virtual reality. Write any two areas where virtual reality is used. 

   f) What is DBMS? Write four objects of MS-Access. 

   g) What are validation text and validation rule? 

   h) What is a form? Write any two advantages of it. 

   i) What is a foreign key? Why is the primary key necessary in the record?

Group 'C'

 

5. Write the output of the given program: Show with dry run in a table. 

   DECLARE SUB Series(A)

   CLS

   A=20

   CALL Series(A)

   END SUB

   Series(A)

   FOR K=1 to 5

   PRINT A; A=A+10

   NEXT K

   END SUB

 

6. Re-Write the given program after correcting the bug: 

   REM Program to make a word reverse

   DECLARE FUNCTION Rev$(N$)

   CLS

   INPUT “Enter a word”: N$

   DISPLAY “Reversed is”; Rev$(N$)

   END

   FUNCTION Rev$(N$)

   FOR K=LEN$(N$) to 1 STEP-1

   B$=B$+MID$(N$,1,K)

   NEXT K

   B$=REV$

   END FUNCTION

7. Study the following program and answer the given questions: 

   a) Write the use of statement “INPUT #1, N$, A$, S” in the above program. 

   b) What happens if you remove “UCASE$” from the above program?

8. Convert/Calculate as per the instruction:  

   a) (10110011)₂ – (?)₁₆

   b) (410)₁₀ = (?)₂ 

   c) (1001 + 110)₂ – (1000)₂

   d) (10110)₂ / (101)₂

9. (i) Write a program to calculate the Area of a circle using Function procedure and use SUB procedure to calculate its circumference in Q-Basic. 

(ii) Write a program to create a sequential data file named “Employee.dat” to store Name, Post, Address, and Salary for the number of employees. The program should terminate on the user’s choice.

 

10. Write a program in C language to input a number and then check whether the number is positive, negative, or zero number. 

   **OR** 

   Write a program in ‘C’ language to display the series with their sum 1, 2, 3, 4, … up to 10th terms.

 

**Best of Luck**

 

Model question paper (SEE) – 2080/2081
3.

 

Subject: Opt. II Computer Science 

Full Marks: 50                                                                                            Time:2 hrs.

 

Candidates are required to write their answers according to the instructions given. Attempt all questions. 

                                     Group 'A' (10×1=10)

 

1. Answer the following questions in one sentence:

   a) What is a search engine?

   b) What is the business done through the internet called?

   c) What is the default extension of MS-Access?

   d) Which object of MS-Access is used to retrieve data from the table?

   e) Write any one advantage of Modular Programming.

   f) Which is the structured programming language?

2. Write appropriate technical term for the following:

   a) A system of copying data and information reading in computer into another location.

   b) A company which provides services of Internet.

3. Write the full form of the following:

 a) POP                           b) AI

 

                                        Group 'B'

4. Answer the following questions:

a) What is a computer network? List any two importance of computer network.

b) Write any two advantages and disadvantages of social media.

c) Define software security. Write any two protection measures for it.

 d) Define e-commerce. Write the name of any two E-commerce sites.

e) Why is mobile computing necessary in present time? Write any two importance of it.

 f) What is a database? Give any two examples.

 g) What is a primary key? Write any two features of it.

 h) Define field and record.

i) What type of work is done in MS-Access using form and query object?         

5. Write the output of the given program: Show with dry run in a table.

   DECLARE SUB Result (C$)

  C$= “COMPUTER"

   CALL Result (C$)

  END SUB

Result (C$)

  FOR C=1 TO LEN(C$) STEP 2

  M$=MIDS (C$,C,1)

  N$=N$+MS

 NEXT C

 PRINT N$

 END SUB

 

6. Re-Write the given program after correcting the bug:

      REM to display records from an existing file.

   OPEN "emp.text" FOR APPEND AS #1

WHILE NOT EOF (#1)

WRITE # 1, eN$, posts, salaryS

PRINT eN$, post$, salary

NEXT

CLOSE #1

   END

7. Study the following program and answer the given questions:

DECLARE FUNCTION SUM(N)

CLS

INPUT "Enter any number": N

X = SUM(N)

PRINT "The sum of individual digit is "; X

END FUNCTION

FUNCTION SUM(N)

    WHILE N <> 0

        R = N MOD 10

        S = S + R

        N = INT(N / 10)

    WEND

    SUM = S

END FUNCTION

   a) Write the function of INT.

 b) How many times the WHILE…..WEND LOOP repeats if the value of N is 123?

8. Convert/Calculate as per the instruction:

   i) (214)10 = (?)2

 ii) (ABC)16 = (?)2

 iii) (1011)2×(101)2

   iv) (10101)2 / (11)2

9. a) Write a program in Q-BASIC that asks the length and breadth of a room and calculate its area and perimeter. Create a user-defined FUNCTION to calculate the area and SUB program to calculate the perimeter.

b)   Students' names, class, section, and address are stored in a data file called "STUDENT.DAT". Write a program to print all the records of students.

10. Write a program in C language that asks any two numbers and displays the greatest among them.

**OR**

Write a program in C-language to display the series 2, 4, 6, 8 up to the 10th term.

**Best of Luck**

Model question paper (SEE) – 2080/2081
4.

 

Subject: Opt. II Computer Science 

Full Marks: 50                                                                                            Time:2 hrs.

Candidates are required to give their answers in their own words as far as practicable.

Group ‘A' Very Short Answer [10x1=10]

1)      Answer the following questions in one sentence:   [6x1=6]

a.       What is internet?

b.      What is cloud computing?

c.       Which data type is used to store salary of an employee in MS-Access?

d.      What is an extension of MS-Access database?

e.      What are modules in QBASIC?

f.        Write any two data type used in C language.

 

2)      Write appropriate technical term for the following:   [2x1=2]

a.       The rate at which data are transferred in a given medium

b.        The use of computer technology to create a simulated environment.

 

3)      Write the full form of the following:  [2x1=2]

SMTP, CDMA

Group ‘B' Short Answer [12x2=24]

4)      Answer the following questions:  [9x2=18]

 

a.       Differentiate between bus and star topology with figure.

b.      What is computer crime? Give any four example of it

c.       What is hardware security? Write any two measures of software security.

d.      What is E-Commerce? Write its importance.

e.      What is mobile computing? Write any two importance of it.

f.        Differentiate between database and DBMS with example

g.       What is primary key? List any two advantages of it.

h.      What is data sorting? List any two advantages of using it.

i.         Define query? Write its importance

 5)      Write down the output of the given program. Show with dry run in table. [2]

DECLARE SUB SHOW (A,B)

CLS

X=1 : Y=2

CALL SHOW (X,Y) 

END

SUB SHOW (A ,B)

I=1

DO

PRINT A; 

A=A+B

B=A+B

I=I+1

LOOP WHILE I <= 5

END SUB

6)      Re-write the given program after correcting the bugs:           [2]

REM to store record in data file CLS

OPEN “info.dat” FOR INPUT AS #1 DO

INPUT “Enter Name, address and class “; N$, A, C

INPUT #1, N$, A, C

INPUT “Do you want to continue “; Y$

WHILE UCASE$(Y$) = “Y”

CLOSE “info.dat” 

END

7)      Study the following program and answer the given questions:     [2]
 

DECLARE FUNCTION text$(N$) 

CLS

INPUT “Enter any string”;X$

PRINT text$(X$)

               END

FUNCTION text$(N$)

FOR i=len(N$) TO 1 STEP -1

w$=w$+MID$(N$,I,1)

NEXT i

test$=W$

END FUNCTION

 a. What is the main objective of the program given above?

b.  List all the parameters used in above program.

8)      Convert / calculate as per the instruction:  [4x1=4]

 

a. (1110001110)2 = (?)8

b. (111)10 = (?) 2

c.  (1000) 2 – (111) 2 = (?) 2

d. (111111) 2 ÷ (111) 2

9.Write a program in   QBASIC to input radius of circle and calculate its area using function and circumference using sub procedure [ Area=22/7 r2 and Circumference= 2x 22/7 x r] [4]

10)A sequential data file called “Record.txt” has stored data under the field heading Roll No., Name, Gender, English, Nepali, Math’s and Computer. Write a program to display all the information of female students who pass in all subjects.[Note: Pass mark in all subject is 40]    [4]

11)Write a program in C language to  

convert days into respective years, months and days.[4]

OR

Write a program in ‘C' language to input two number and find greatest among two number.

**Best of Luck**

Model question paper (SEE) – 2080/2081
5.

 

Subject: Opt. II Computer Science 

Full Marks: 50                                                                                            Time:2 hrs.

Candidates are required to give their answers in their own words as far as practicable.

                                    Group 'A' (10×1=10)

Answer the following questions in one sentence:

1. a) What is internet? 

   b) Name any two popular antivirus software. 

   c) Which view is used to modify a table structure in MS-Access? 

   d) Which data type is used to store alphanumeric characters or special symbols in MS-Access? 

   e) Which statement is used to call a sub-procedure? 

   f) What is an operator in C language?

2. Write appropriate technical term for the following:

   a) A malicious program of computer that damages data and software. 

   b) Learning through electronic media.

3. Write the full form of the following:

   a) G2G                                  b) ISP

                            Group 'B'

4. Answer the following questions:

a) Define star topology with a figure. 

b) What is hardware security? Write the role of UPS in hardware security. 

c) What is e-banking? Write any two uses of it. 

d) What is m-commerce? Write any two important services. 

e) What is IoT? Write any two importance of it. 

f) Write any two advantages of computerized database. 

g) What is a query? Write down any two advantages of Query. 

h) Define data and information. 

i) List the field name from the following table structure.

Symbol No.  | Name                       |   Marks

00100200Q | Surya Gurung        |     85

00100201R  | Birendra Sharma   | 91

 

5. Write the output of the given program: Show with dry run in the table. (2)**

DECLARE FUNCTION OUTPUT1(A)

CLS

N=135

CALL OUTPUT1(N)

END

SUB OUTPUT1(A)

DO WHILE A <> 0

  R = A MOD 10

  T = T + R

  A = A \ 10

LOOP

PRINT T

END SUB

6. Re-Write the given program after correcting the bug: (2)**

REM to add a record in an existing file

CLS

OPEN “Record.Dat” FOR OUTPUT AS #1

AA: INPUT “Enter Name, Class and Roll No.”; Nm$, Cl, Rn

INPUT #2, Nm$, Cl, Rn

INPUT “More records”; Y$

IF UCASE$(Y$)=”Y” THEN GOTO AA

CLOSE “Record.dat”

 

7. Study the following program and answer the given questions: (2×1=2)**

DECLARE FUNCTION TEST(X)

X=100

Z=TEST(X)

PRINT Z

END

 

FUNCTION TEST(X)

FOR R=1 TO X

  S=S+I

NEXT R

TEST=S

END FUNCTION

 

a) How many parameters are used in the above program? 

b) How many times does the statement S=S+I execute in the above program?

8. Convert/Calculate as per the instruction: (4×1=4)

i) (11001101)2 = (?)16 

ii) (524)10 = (?)2 

iii) (1010)2 × (110)2 – (1011)2 = (?)2 

iv) (10110)2 ÷ (101)2

9 a) Write a program in QBASIC that asks the length, breadth, and height of the room and calculate its area and volume. Create a user-defined function to calculate the area and sub-program to calculate the volume. Hint: [A=L×B], [V=L×B×H] (4)

 b) Write a program to create a sequential data file "salary.dat" to store the programmer’s name, salary, and post according to the need of the user. (4)

10. Write a program in C language to input a number then check whether the number is fully divisible by 5 or not (4) OR Write a program in C language to display the first 10 odd numbers. (4)

 

                                                                            **Best of Luck!**