Assam Board Class 11 Question Paper 2023 Computer

ASSAM BOARD
QUESTION
PAPER
2023

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Total No. of Printed Pages-7
23E-CSCA

2023

COMPUTER SCIENOE AND APPLICATION

(Theory)

Full Marks : 70
Pass Marks : 21
Time : 3 hours

The figures in the margin inicate full marks for the questions

ALLOTMENT OF M RKS

Q. No. 1 carries 1mark each 1×8 = 8

Q. No. 2 carries 2 marks each 2x10 = 20

Q. No. 3 carries 3 marks each 3x9 =7

Q. No. 4 carries 5 marks each 5x3 = 15

Total =70

/139 [ Contd.

(2 )
1. Answer the following questions (any eight) :
1x8=8
(a) How many basic number systems are there?

(b) What is a compiler?
Compiler f$?

(c) What is 'case selection' in
programming language?
e'u aRSCAGT 'case selection' ?

(d) What is GUI?

GUI AICA ?

(e) What is a variable in programming?
Programming Vqh variable f$ ?

( What is a header file?

'Header file' f$?

(g) What is the full form of ASCII?

ASCII g c©1 f$?

/139

|3 )
h) What is a 'keyword»
abi 'keyword' A

(y What do you mean by Read Only Memory"?
'Read Only Memory aa f 1?

(i) What is RISC?
RISC f?

2. Answer the following questions (any ten): 2x10=20

(a) What are the functions of 'cout and 'cin?
'cout' 'cin' ?

(b) What is the difference between class' and 'structure?
"class' F'structure' 9 1R f?

(c) What is the difference between break' and 'continue?
"break' FF 'continue' q n f?

(d) Mention the basic features of OOP.

/139 |Contd.

|4 )
characteristics offa constructor.
e) Write the main

) What is the difference between ++i and i++?
Fit+ 9 MR ?
++i

(g) What is enum? Give one example.

(h) Write about the data hiding in OOP.
0OP 'data hiding' k fe

() What is the use of multi-dimensional array?
'Multi-dimensional array' AA?

6) What is logical error?
'Logical error' IA f?

() What is the use of utility software?
Utility software' IART A?

( State the types of VIRUS.
VIRUS KAK faI

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(5 )
3. Answer the i0owing
questions (arny nine) : 3x9=27

base and power are
calculate the result. given, write a programin C++t to

(b) Write the difference between
Object-oriented
programming and Structured
Object-oriented programmingprogrammingStructured

(c) Write a C++
program using
for matrix addition. multi-dimensional array

Multi-dimensional array ART RmatrixT addition

(d) Write about different operators
available in C++.
C++7 Aoperator ANCA frNI

(e) Write about the benefits of GUI-based
operating
system.
GUITG9RE IS Operating system SR aNI

Write a C++ program to find the length of a string,

/139 [Contd.

(6 )

(g) Write a C+t program to find the total of three
numbers.

( Write a C++ program to make a pyramid of numbers.

, Write about the different access modifiers in C++.
C++ 2PI RSA 'access modifier'IKK AK TRI |

U) Write a C++ program to store information about a
person using structure.

(k) Write a C++ program to use 'switch-case'.

4. Answer the following questions (any three) 5x3=15

(a) Write a program in C++ to take the marks of a
student and prepare the result sheet.

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|7)
() Write
Write a
prime. program in C++ to determine if a number is
ati 18ARRUI "prime'
'prime' Gâ
a* oa ftA C+

(c) Write a program in
C++ to compare two strings for
equality.

() Write a program in C++ to
reverse a number.

**

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