HSC Science (Computer Science) 12th Board ExamMaharashtra State Board
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Question Paper Solutions - Computer Science 1 2015 - 2016 HSC Science (Computer Science) 12th Board Exam

SubjectComputer Science 1
Year2015 - 2016 (March)

Marks: 50
[10]1
[4]1.1 | Select correct alternative :
[1]1.1.1

BORDER is attribute used in.......................tag of HTML.

<PRE>
<ADDRESS>
<TABLE>
<CAPTION>
Chapter: [5] Python - Communication Technologies
Concept: Hyper Text Markup Language (HTML)
[1]1.1.2

In C++, double type data consumes..........bytes in memory
(i)   2
(ii)  4
(iii) 6
(iv) 8

Chapter: [3] C++ Programming
Concept: C++ Programming
[1]1.1.3

.....................is an Operating System.
(i) VBSCRIPT
(ii) UNIX
(iii) c
(iv) BASIC

Chapter: [1] Computer Fundamentals
Concept: Operating System
[1]1.1.4

Context Switching is a term related to........... Management

(i) Process
(ii) Memory
(iii) Information
(iv) Device

Chapter: [1] Computer Fundamentals
Concept: Operating System
[6]1.2 | Solve any two :
[3]1.2.1

Explain why user is not allowed to directly interact with the Hard Disc

Chapter: [3] C++ Programming
Concept: C++ Programming
[3]1.2.2

State any 6 characteristics of Constructor.

Chapter: [3] C++ Programming
Concept: C++ Programming
[3]1.2.3

Define  File.

Chapter: [3] C++ Programming
Concept: C++ Programming

Define Record

Chapter: [3] C++ Programming
Concept: C++ Programming

Define Key-Field.

Chapter: [3] C++ Programming
Concept: C++ Programming
[10]2
[6]2.1 | Solve any two :
[3]2.1.1

Explain Virus Detection, Removal and Prevention

Chapter: [1] Computer Fundamentals
Concept: Operating System
[3]2.1.2

What is Polymorphism ?

Chapter: [3] C++ Programming
Concept: C++ Programming

Explain Compile Time and Run Time Polymorphism.

Chapter: [3] C++ Programming
Concept: C++ Programming
[3]2.1.3

State algorithm for inserting an element in an Array.

Chapter: [12] Data Structures
Concept: Basic Data Structures (Stack, Queue, Dequeue)
[4]2.2 | Solve any one :
[4]2.2.1

What is Operator Function 

Chapter: [3] C++ Programming
Concept: C++ Programming

Explain difference between Operator Function as Member Function and as a Friend Function

Chapter: [3] C++ Programming
Concept: C++ Programming
[4]2.2.2

Explam Local Data and Global Data or variable in C++ using examples.

Chapter: [3] C++ Programming
Concept: C++ Programming
[10]3
[6]3.1 | Solve any two :
[3]3.1.1

State characteristics of Friend Function.

Chapter: [3] C++ Programming
Concept: C++ Programming
[3]3.1.2

Explain any three tags of HTML which do not- have ending tags.

Chapter: [5] Python - Communication Technologies
Concept: Hyper Text Markup Language (HTML)
[3]3.1.3

State features of WINDOWS - NT

Chapter: [1] Computer Fundamentals
Concept: Operating System
[4]3.2 | Solve any one :
[4]3.2.1

Using examples explain how files are opened and closed in C++ . Stare any four file modes.

Chapter: [3] C++ Programming
Concept: C++ Programming
[4]3.2.2

Explairt the process of Multiprogramming in Process Management with help of an example.

Chapter: [1] Computer Fundamentals
Concept: Operating System
[10]4
[6]4.1 | Solve any two
[3]4.1.1

State three characteristics of Static Data.

Chapter: [12] Data Structures
Concept: Basic Data Structures (Stack, Queue, Dequeue)
[3]4.1.2

Explain use of Memory Management Operators in C++.

Chapter: [3] C++ Programming
Concept: C++ Programming
[3]4.1.3

What is a Record ? How it is represented in Memory ?

Chapter: [3] C++ Programming
Concept: C++ Programming
[4]4.2 | Solve any one :
[4]4.2.1

What is Virtual Memory ? Explain any three terms related to virtual memory.

Chapter: [1] Computer Fundamentals
Concept: Operating System
[4]4.2.2

Explain following terms with respect to memory management.

(i) Internal Priority
(ii) External Priority
(iii) Purchase Priority
(iv) Time Slice

Chapter: [1] Computer Fundamentals
Concept: Operating System
[10]5
[10]5.1 | Solve a ny two
[5]5.1.1

Write program in C++ to print first 20 terms of Fibonacci Series (Series is 0, 1, 1, 2, 3, 5, 8 .......... )

Chapter: [3] C++ Programming
Concept: C++ Programming
[5]5.1.2

Implement a class temperature. Include a constructor in it which accepts value of temperature from user .in degree Celsius. Include two functions in it, one of which calculates its equivalent temperature in degree Fahrenheit and other function prints the answer.

Chapter: [3] C++ Programming
Concept: C++ Programming
[5]5.1.3

Write an HTML Code for following :

Year Students
Boys Girls Total
2004 25 30 55
2005 80 25 105

                                Record

Chapter: [5] Python - Communication Technologies
Concept: Hyper Text Markup Language (HTML)
[10]5.2 | Solve any two
[5]5.2.1

Implement a class average. Include a constructor in it which will accept value of three variables from user. Include two more functions in it, one functions calculates average and other prints it.

Chapter: [3] C++ Programming
Concept: C++ Programming
[5]5.2.2

Implement the above class hierarchy of inheritance. Class student accepts roll number of student, class marks accepts marks of three subjects and class result calculates the total and prints all details.
(Create object of class result)

Chapter: [3] C++ Programming
Concept: C++ Programming
[5]5.2.3

Write an HTML Code for following output

                                      COLLEGE                    ← h 1 and center
Principal
• Vice Principal
• Professors
• Non-teaching Staff
For more details click here

(The words click here act or hypcrlink to next page whose address is "C:\MyDcouments \ Al.HTML")

Chapter: [5] Python - Communication Technologies
Concept: Hyper Text Markup Language (HTML)
S