MBOSE Class 11 Question Paper 2022 for Computer Technique

Total No. of Printed Pages ––9
HS/XI/V/CT/Paper-I/22

2022

COMPUTER FUNDAMENTALS, OPERATING SYSTEMS
AND UTILITIES
COMPUTER TECHNIQUE ( Paper – I )
( Vocational Stream )
( Theory )

Full Marks : 100
Time : 3 hours

The figures in the margin indicate full marks for the questions
General Instructions :
(i) Write all the answers in the Answer Script
(ii) Attempt Part –– A Objective Questions serially
(iii) Attempt all parts of a question together at one place

( PART : A –– OBJECTIVE )
( Marks : 48 )

SECTION– I
( Marks : 30 )

1. Fill in the blanks from the list of words/phrases given
below: 10  1  10

(a) W.O.R.M stands for _________.

HS/XI/V/CT/Paper-I/22

(8) (3)

6. Write s short note on Impact and Non-Impact printers. 2. State whether the following statements are True or
Give one example of each type. 5+1=6 False: 10  1  10

(a) Floppy disks are input as well as output devices.

7. Explain multiprogramming and time sharing systems.
(b) Machine language is user friendly.
3+3=6
(c) A Compiled program is a program written in High
8. Write the syntax and explain the usage of the following Level Language.
DOS commands: 3+3=6
(d) MD command cannot be used to create a
i. Format multilevel directory structure.

ii. Diskcopy
(e) DEL and ERASE are two commands with a
different purpose.

9. What is an operator? Describe the arithmetic operators (f) Cursor is a symbol that designates the position
in Excel. 1+5=6 on the screen where text or codes will be inserted
or deleted.

(g) The line at the bottom of the window that shows
10. What is an Assembly language? How does it differ such information such as the path, page
from a High Level Language? 3+3=6 information or location of the insertion point is
called the Status bar.

(h) Excel prints gridlines by default.
11. What is a radio button? Explain list boxes and text
boxes. 2+2+2=6
(i) Pie charts show the relationship of parts as
applied to the total values.

12. Briefly explain the UNIX file system. Explain Kernel (j) The default alignment settings for text and values
and Shell. 2+2+2=6 are left and right respectively.

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(5) (6)

(d) Which of the following is not an output device? iii. .xls
i. Scanner iv. .els
ii. Printer
iii. Touchscreen (h) Mail merge is used in Microsoft __________:
iv. Flatscreen i. ACCESS
ii. EXCEL
(e) Software designed for a specific purpose is called iii. POWERPOINT
as
iv. WORD
i. system program
ii. application program
(i) Machine language _______
iii. specific program
i. is the language in which programs were first
iv. assembly program written
ii. is the only language understood by the
(f) A storage that supplements the primary internal computer
storage of a computer iii. differs from one type of computer to another
i. secondary storage iv. All of these
ii. primary storage
iii. back-end storage (j) A folder is
iv. background storage i. an organizational tool used to store files
ii. synonymous with directory, but folder is the
(g) Default extension of File Saved in EXCEL is newer term

i. .exl iii. both (i) and (ii) are correct

ii. .doc iv. none of the above

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(4) (7)

3. Choose and write the correct answer. 10  1  10 SECTION – II
( Marks : 18 )
(a) Which of the following is not hardware

i. Magnetic tape 4. Write short notes in not more than three sentences
each (Any six). 6  3  18
ii. VDU terminal
a. What are Hybrid computers?
iii. Printer
b. Explain the ASCII representation of data.
iv. Assembler
c. Write a short note on RAM

d. What is the usefulness of PowerPoint?
(b) Which of the following is a non-impact printer?

i. Daisy wheel printer e. Write the steps to open a new slide in PowerPoint.

ii. Drum printer f. Explain the Word Wrap feature as used in Excel.

iii. Laser printer g. What are Bullets and Numbering?

iv. None of the above h. Explain the terms Superscript and Subscript text.

(c) The term Active Window means ( PART : B - DESCRIPTIVE )
i. The window that is currently open ( Marks : 52 )

ii. The active window is designated by a GROUP - I
different color toolbar than other open
( Marks : 36 )
windows

iii. Both a and b are correct Answer ANY SIX questions:

iv. None of the above 5. Write a short note on the characteristics of computers. 6

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(2) (9)

(b) The speed of a dot matrix printer is measured in GROUP – II
_________.
( Marks : 16 )
(c) A file name in DOS (including extension) can have
a maximum of _________ characters. Answer any two questions:

(d) CLS is used for _________. 13. What is the difference between Replace and Replace
All in Find and Replace operation of Word? How does
(e) A list of options displayed on screen from which one Find and Replace special characters in a
one can select a particular function or command document? 4+4=8
is called _________.

(f) A picture, image or graphic element that one can 14. What are the steps to add Columns and Rows to a
place on a desktop is called an ________. table? Explain how cells in a table can be merged.
4+4=8
(g) Keyboard shortcut for cut operation is _________.
15. What is a chart? Describe the steps for creating a chart.
Explain the column chart and bar chart along with
(h) Shortcut key combination to specify the character
their main characteristics. 2+2+2+2=8
style to Italics is _________.

(i) Text in ________ is printed above the rest of the
text in a line. 

(j) The ________ function key is used for editing cell
contents.

List of words/phrases:

F5 bps 8 F2
cps Ctrl+X Radio button 11
Write Once Read Many Clear monitor icon Write Only Read Many
Ctrl+I Clear screen sorting 4
superscript subscript Ctrl+V merging

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Total No. of Printed Pages ––9
HS/XI/V/CT/Paper-II/22

2022
COMPUTER PROGRAMMING IN C
COMPUTER TECHNIQUE ( Paper - II )
( Vocational Stream : Theory )

Full Marks : 100
Time : 3 hours

The figures in the margin indicate full marks for the questions
General Instructions :
(i) Write all the answers in the Answer Script
(ii) Attempt Part –– A Objective Questions serially
(iii) Attempt all parts of a question together at one place

( PART : A –– OBJECTIVE )
( Marks : 50 )

SECTION – I
1. Fill in the blanks from the list of words/phrases given
at the end: 1 20  20

(a) An _______ is a sequence of instructions that are
used for solving a problem in a systematic way.

(b) The _______ units interprets the instructions and
carries them out.

HS/XI/V/CT/Paper-II/22

(8) (3)

9. (a) What is the purpose of ‘if..........else’ statements ? (m) The _______ statement is used to skip a part of
Explain with example. 3 the statements in a loop.

(n) In an exit-controlled loop, if the body is executed
(b) What is the purpose of ‘goto’ statements ? Explain
n times, the test condition is evaluated _______
with program. 3 times.

(o) A ‘for’ loop with no test condition is known as
10. Write the purpose of the following : 3+3=6
_______ loop.

(a) Pre-test loop (p) An array can be initialized either at compile time
or at _______.
(b) Post-test loop
(q) The variable used as a subscript in an array is
popularly known as _______ variable.

(r) We can use the conversion specification _______
UNIT– III in scanf to read a line of text.

3 (s) The function _______ is used to determine the
11. (a) What is the ‘Null terminator’ ? Explain.
length of a string.

(b) What is a function? What are the types of (t) The printf may be replaced by _______ function
function? Explain. 4 for printing strings.
List of Phrases/words :
12. (a) What is a structure? Explain its syntax. 3
flowchart puts infinite n+1 3

(b) What is the declaration of structure? Explain with program printf( ) Run time ctype.h strlen
example. 4 %s string.h semicolon subscripted while
conditional pseudocode processing algorithm CU
l3. What is Union? What are the declaration of a Union?
continue 4 scanf ( ) %c break
Explain with example. 3+4=7
equality switch CPU void main( )

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(5) (6)

3. Choose the correct option from the following questions: (d) To write a small number of mixed string in data
1 5  5 files and integer variable to a file, the appropriate
(a) Which of the following is the first step of writing a function is –
program
(i) fputs ( )
(i) Pseudocode
(ii) fwrite ( )
(ii) Flowchart
(iii) fprintf ( )
(iii) Algorithm (iv) None of the above
(iv) None of the above
(e) Which of the following operator takes only integer
operands?
(b) Which of the following is a/an input devices
(i) +
(i) OMR (ii) *

(ii) VDU (iii) /
(iv) %
(iii) Plotter

(iv) Both (ii) and (iii) 4. Write the following in not more than 4 to 5 sentences
each (Any five) : 3  5  15
(a) Flow chart
(c) The ‘break’ statement is used to exit from– (b) Compiler
(i) An ‘if’ statement (c) Modulus Operator

(ii) A ‘for’ loop (d) System software
(e) Assignment Operator
(iii) The ‘main’ function
(f) Recursion
(iv) A C program (g) Pseudocode

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(4) (7)

2. State whether the following statements are True or SECTION – II
False: 110  10
( PART : B – DESCRIPTIVE )
(a) Algorithm is the pictorial representation of the ( Marks : 50 )
solves problem.
Answer ANY TWO questions from each UNIT
(b) All arithmetic operator have the same level of
precedence.
UNIT– I
(c) The main function of the output unit is to produce
results. 5. (a) Write the characteristics and purpose of escape
sequence characters. 3
(d) The modulus operator % can be used only with (b) What is C character set. 3
integers.

(e) The operator < =,> = and ! = all enjoy the same 6. (a) What is the relational operators? Explain in detail
level of priority. with suitable example. 3

(f) The input list in a scanf statement can contain (b) What are the precedence of Arithmetic operator ? 3
one or more variables.
7. Distinguish between the following pairs : 3+3=6
(g) The three loop expression used in a ‘for’ loop
header must be separated by comma. (a) getchar and scanf functions

(h) An exit-controlled loop executes atleast once (b) ‘%c’ and ‘%s’ specifications for reading.
regardless of condition.

(i) The continue statement is used to take the UNIT– II
execution control to sent iteration on sequence.
8. Write the function and appropriate use of ‘while’ loop,
(j) In C, by default, the static variable is zero. using its syntax. Give example program. 4+2=6

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(2) (9)

(c) The pictorial representation of solving the UNIT – IV
problem is the _______.
14. (a) Distinguish between the following function :–
2+2=4
(d) Every program statement in a C program must (i) getc ( ) and getchar ( )
end with a _______. (ii) feof ( ) and ferror ( )

(b) What is the purpose of putchar ( ) function. 2
(e) _______ is the combination of Control Unit and
the Arithmetic Logic Unit in the Organization of
Digital Computer System.
15. (a) What is a pointer? Explain with example. 3

(f) The _______function is used to display the output (b) How a pointer is initialized? Give example. 3
on the screen.

16. Write the purpose or function of the following header
(g) The logical operator “ = =” checks for _______ of file : (ANY TWO) 3+3=6
two value.
(a) ctype.h
(h) Every program must have a _______ function. (b) string.h

(c) math.h
(i) The expession 15%4 evaluate _______.

(j) When we need to choose one, among number of
alternatives, a _______ statement is used. 

(k) Usually while using a string in a program _______
header file is used.

(l) A set of instruction arrange in a sequential
manner is known as _______.

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( 10 ) Total No. of Printed Pages ––10

HS/XI/V/CT/Paper-III/22
Answer the following queries from the following : 4  4  16
(a) List and printout of those books name whose price 2022
is more than Rupees 250.
DATABASE MANAGEMENT SYSTEM ( Using Foxpro )
(b) Display those books name starts with the
COMPUTER TECHNIQUE ( Paper – III )
alphabet “S”
(c) Lists those books whose Edition in 2019. ( Vocational Stream )

(d) List those books which are with students. ( Theory )

Full Marks : 100
10. What is the function and purpose of the SCATTER
Time : 3 hours
and GATHER command? 4
Or The figures in the margin indicate full marks for the questions
Define the memory variable. Explain the ways to create General Instructions :
memory variable in Foxpro. 2+2=4
(i) Write all the answers in the Answer Script
(ii) Attempt Part –– A Objective Questions serially

(iii) Attempt all parts of a question together at one place

( PART : A –– OBJECTIVE )
( Marks : 30 )

1. Fill in the blanks from the list of words/phrases given
below : 1  10  10

(a) The Field Name can see upto ––––––– character
long and must begin with a letter.

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(8) (3)

DESCRIPTIVE 2. State whether the following statements are True or
False : 1  10  10
( Marks : 50 )

PART – A (a) One can use Foxpro functions with SORT and
INDEX.
( Marks : 30 )

Answer ANY THREE questions from the following (b) A database file can be sorted on a combination of
fields.

5. (a) Explain the difference between the following
Foxpro command : 2.5 + 2.5 = 5 (c) CLEAR command clears text only from the active
(i) SORT and INDEX window.
(ii) FIND and SEEK
(d) By default, the menu bar is displayed in row 0.
(b) What is a Database file, Records and Field?
Explain. 5
(e) When a popup is activated the highlight is always
6. (a) What is the purpose of the following Foxpro placed on the first bar.
command : 2.5 + 2.5 = 5
(i) SET TALK OFF / ON (f) Nesting of popups is limited to two levels.
(ii) SET STATUS BAR
(b) Briefly explain the compound Index file in Foxpro. 5 (g) Foxpro commands can be abbreviated but
functions can not be abbreviated.

7. (a) Explain with example the usage of ANY TWO of
the following : 3+3=6 (h) CLOSE ALL closes all files in all work areas.
(i) AT ( )
(ii) TRIM ( ) (i) LOCK ( ) and FLOCK ( ) are identical function.

(iii) IIF ( )
(j) INT ( ) returns the integer portion of a numeric
(b) What are the advantages of Relational Database?
expressions.
Explain 4

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(5) (6)

(d) Which of the following is the Primary key field in (g) Which of the following symbol returns true if a
a ITEM database file – character expression is contained in another
character expression –
(i) IT_NAME
(i) #
(ii) IT_PRICE
(ii)
(iii) ITEM_NO
(iii) $
(iv) None of the above
(iv) **

(e) What is the appropriate command to explore the
(h) What is the function which returns the nearest
data base file – integer that is greater than or equal to the specific
numeric expression –
(i) BROWSE
(i) INT ( )
(ii) APPEND
(ii) CEILING ( )
(iii) EDIT
(iii) ABS ( )
(iv) MOD
(iv) MIN ( )

(f) The command clears all data from the
(i) What is the command to print a particular list of
screen
record –
(i) CLEAR
(i) TO PRN
(ii) RESTORE (ii) LIST TO PRINT
(iii) RELEASE (iii) PRINT RECORD TO PRN
(iv) None of the above (iv) None of the above

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(4) (7)

3. Choose and write the correct option: 1  10  10 (j) Which of the following function return’s a number
corresponding to the first key pressed or mouse
(a) Which of the following are consider as an attribute click in the typehead buffer –

(i) School (i) INKEY ( )

(ii) Roll No. (ii) INLIST ( )

(iii) Primary Key (iii) ISDIGIT ( )
(iv) None of the above
(iv) None of the above

(b) Which of the following is the database, where we
can store any amount of data, pictures, digitized 4. Write short notes on the following in not more than
sound etc. three or four sentences each: (Any Five) 4  5  20
(i) General
(a) SET RELATION
(ii) Memo
(b) DISPLAY command
(iii) Numeric
(iv) Float (c) IF ( ) function

(d) CREATE command
(c) To open a database file, which will be the
appropriate command– (e) Purpose of ‘OR’ operator

(i) USE <DATABASE FILE NAME>
(f) DELETE command
(ii) OPEN <DATABASE FILE NAME>
(g) The ‘INDEX’ file
(iii) Both (i) and (ii)

(iv) None of the above (h) SET CLOCK

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(2) (9)

(b) The ––––––– command is used to add more record 8. (a) Explain ‘COPY TO ARRAY’ and ‘APPEND FROM
at the end of any database file. ARRAY’. 5

(c) While defining the statement file, we need to (b) Write a program in Foxpro to print n number of
assign a unique ––––––– for each field. Fibonacci series. 5

(d) The default date format in Visual Foxpro is ––––––.
PART – B
(e) The extension of a database table file is –––––––. ( Marks : 20 )

(f) The ––––––– command is used to exit from Foxpro Answer Question No. 9 and ANY ONE from the rest
to DOS.
9. Consider the following table LIBRARY.DBF with the
(g) The command to modify a report format file is structure details:
––––––.
Field Name Type (Size) Remark Example
(h) ROUND (189.89.0) RETURNS –––––––. ISBN Numeric (4) A unique number LB001, LB002...

B_Name Character (70) Book Name Programming in C
(i) ––––––– function returns the expression with the
lowest value. SUB Character (25) Subject Computer Science

Author Character (50) Writer’s Name B. Balagurusamy
(j) ––––––– function returns the value of e raised to
the power of nth(en). Price Numeric (8) Price of the Book 350.00

Edition Numeric (4) Year of Publication 2019
Lists of Words/Phrases/Commands:
Copies Numeric (3) Total copy purchased 500
Add American .DBF 8 Letter 190 QWS Numeric (3) Quantity with students 301
Field Name Modify Report QUIT append MIN ( )
QOH Numeric (3) Quantity On Hand 199
MAX ( ) 10 Letter exp ( ) British expression

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