HSC Science (Computer Science) 12th Board ExamMaharashtra State Board
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Computer Science 1 Set 1 2018-2019 HSC Science (Computer Science) 12th Board Exam Question Paper Solution

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Computer Science 1
Set 1
2018-2019 February
Marks: 50

[10]1
[4]1.A | Select correct option from the following and rewrite sentence :
[1]1.A.i

Bulleted list in HTML is created by________ tag. 

 <UL> 

 <OL> 

<B> 

<BR>

Concept: Hyper Text Markup Language (HTML)
Chapter: [4] HyperTex Markup Language (HTML)
[1]1.A.ii

 ___________ is very useful in situation when data is to be stored and retrieved in reverse order.

 Stack 

Qucue

 Linked List 

 Tree 

Concept: Basic Data Structures (Stack, Queue, Dequeue)
Chapter: [2] Data Structures
[1]1.A.iii

What will be the value of x after execution of following expression in C++ ?  X = + + m + n +  + ; where m = 10 and n  = 15.

25

27

26

28

Concept: C++ Programming
Chapter: [3] C++ Programming
[1]1.A.iv

___________ is free software.

UNIX

 WINDOWS 

 LINUX 

 DOS 

Concept: Operating System
Chapter: [1] Operating System
[6]1.B | Attempt any two.
[3]1.B.i

List any six features of LINUX Operating System.

Concept: Operating System
Chapter: [1] Operating System
[3]1.B.ii

What is a pointer in C++ ? Give suitable example.

Concept: C++ Programming
Chapter: [3] C++ Programming
[3]1.B.iii

Write advantage and disadvantages of HTML.

Concept: Hyper Text Markup Language (HTML)
Chapter: [4] HyperTex Markup Language (HTML)
[10]2
[6]2.A | Attempt any two.
[3]2.A.i

 Explain the syntax of C++ program structure with example. 

Concept: C++ Programming
Chapter: [3] C++ Programming
[3]2.A.ii

 Explain Binary Scarch algorithm with a suitable example.

Concept: Basic Data Structures (Stack, Queue, Dequeue)
Chapter: [2] Data Structures
[3]2.A.iii

 Write the difference between Worm and Virus.

Concept: Operating System
Chapter: [1] Operating System
[4]2.B | Attempt any one .
[4]2.B.i

 Explain operator overloading with suitable example. Write any two characteristics of operator overloading.

Concept: C++ Programming
Chapter: [3] C++ Programming
[4]2.B.ii

What is Binary Tree ? Draw the Tree diagram for the expression. 
B = (3R -5T)2 - (R + Q3)

Concept: Basic Data Structures (Stack, Queue, Dequeue)
Chapter: [2] Data Structures
[10]3
[6]3.A | Attempt any two.
[3]3.A.i

What is a constructor in C++? State any four special characteristics of constructor function.

Concept: C++ Programming
Chapter: [3] C++ Programming
[3]3.A.ii

 Explain the function of the following in Operating system: 
1) Virus Detection
2) Virus Removal 
3) Virus Prevention 

Concept: Operating System
Chapter: [1] Operating System
[3]3.A.iii

Write two features of each of doto structures:
1)  Record
2) Linear array 
3) Linked list 

Concept: Basic Data Structures (Stack, Queue, Dequeue)
Chapter: [2] Data Structures
[4]3.B | Attempt any one.
[4]3.B.i

 Explain any two types of type conversion in C++ with example. 

Concept: C++ Programming
Chapter: [3] C++ Programming
[4]3.B.ii

What are the functions of Memory Management? State any two types of  continuous Real  Memory Management System. 

Concept: Operating System
Chapter: [1] Operating System
[10]4
[6]4.A | Attempt any two.
[3]4.A.i

Explain any six operators used in C++ 

Concept: C++ Programming
Chapter: [3] C++ Programming
[3]4.A.ii

 Write a short note on Paging.

Concept: Operating System
Chapter: [1] Operating System
[3]4.A.iii

 Explain pointer Array with example. 

Concept: Basic Data Structures (Stack, Queue, Dequeue)
Chapter: [2] Data Structures
[4]4.B | Attempt any one.
[4]4.B.i

With reference to process management, explain the terms: 
1) External Priority 
2) Purchase Priority
3) Internal Priority 
4) Time Slice 

Concept: Operating System
Chapter: [1] Operating System
[4]4.B.ii

 Explain memory representation of linked list with example.

Concept: Basic Data Structures (Stack, Queue, Dequeue)
Chapter: [2] Data Structures
[20]5
[10]5.A | Answer any two of the following:
[5]5.A.i

Write a C++ program to accept a sentence (maximum 50 characters) and print the sentence in reverse.

Concept: C++ Programming
Chapter: [3] C++ Programming
[5]5.A.ii

 Write a function in C++ to accept four integers. Find the smallest integer and print it.

Concept: C++ Programming
Chapter: [3] C++ Programming
[5]5.A.iii

Write exact output of following HTML Code:

<HTML>
<DODY>
<OL start – “10”>
<Li> English
<Li> Second language
</OI>
<OL> Type = “a”
<li> Compulsory
<li> Optional
</UL>
<UL Type = “Square”>
<Li> Science
<Li> Arta
<li> Commerce
</LU>
</BODY>
</HTML>

Concept: Hyper Text Markup Language (HTML)
Chapter: [4] HyperTex Markup Language (HTML)
[10]5.B | Attempt any two.
[5]5.B.i

 Write a C++ program to find smallest in any array of 10 floats using pointer.

Concept: C++ Programming
Chapter: [3] C++ Programming
[5]5.B.ii

Write a class based program in C++ to find area of a Triangle

Concept: C++ Programming
Chapter: [3] C++ Programming
[5]5.B.iii

Write HTML code for the following output:

Mypage                                                                         |_|-|×             
HTMLisa hypertext
Markup language, The basic language of HTML is ASCII code. The start tag and end tag.
This is only text oriented language
 One
 Two
1.One
2. Two
Concept: Hyper Text Markup Language (HTML)
Chapter: [4] HyperTex Markup Language (HTML)

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