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    Board CS1 2020

    Uploaded by

    Amitava Ghosh
    This document is a computer science exam paper containing instructions and 5 sections with multiple choice and long answer questions. Section 1 contains 4 multiple choice questions on topics like operating systems and data structures. Section 2 has 2 long answer questions, one on friend functions in C++ and one defining operating systems. Section 3 has 3 multiple choice questions and 1 long answer question about viruses. Section 4 has 2 long answer questions, one on process management in operating systems and one on polymorphism in C++. Section 5 gives 3 programming or code writing questions.

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    Board CS1 2020

    Uploaded by

    Amitava Ghosh
    21 views4 pages
    This document is a computer science exam paper containing instructions and 5 sections with multiple choice and long answer questions. Section 1 contains 4 multiple choice questions on topics like operating systems and data structures. Section 2 has 2 long answer questions, one on friend functions in C++ and one defining operating systems. Section 3 has 3 multiple choice questions and 1 long answer question about viruses. Section 4 has 2 long answer questions, one on process management in operating systems and one on polymorphism in C++. Section 5 gives 3 programming or code writing questions.

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    This document is a computer science exam paper containing instructions and 5 sections with multiple choice and long answer questions. Section 1 contains 4 multiple choice questions on topics like operating systems and data structures. Section 2 has 2 long answer questions, one on friend functions in C++ and one defining operating systems. Section 3 has 3 multiple choice questions and 1 long answer question about viruses. Section 4 has 2 long answer questions, one on process management in operating systems and one on polymorphism in C++. Section 5 gives 3 programming or code writing questions.

    Copyright:

    © All Rights Reserved
    Download as PDF, TXT or read online from Scribd
    Download as pdf or txt
    21 views4 pages

    Board CS1 2020

    Uploaded by

    Amitava Ghosh
    This document is a computer science exam paper containing instructions and 5 sections with multiple choice and long answer questions. Section 1 contains 4 multiple choice questions on topics like operating systems and data structures. Section 2 has 2 long answer questions, one on friend functions in C++ and one defining operating systems. Section 3 has 3 multiple choice questions and 1 long answer question about viruses. Section 4 has 2 long answer questions, one on process management in operating systems and one on polymorphism in C++. Section 5 gives 3 programming or code writing questions.

    Copyright:

    © All Rights Reserved
    Download as PDF, TXT or read online from Scribd
    Download as pdf or txt
    of 4

    DAY -16 SEAT NUMBER

    I
    2020 III11 1100 V-234 L (E)

    COMPUTER SCIENCE
    PAPER I (D-9)

    Time: 3 Hours 4 Pages Max. Marks : 50

    nstructions () All questions are compulsory


    2) Figure to the right indicate full mark.
    (3) Use of any type of calculator not allowed
    (4) Drawa neat diagram wherever necessary.

    . (A) Select correct option from the following and rewrite sentences

    (a) LINUX is _ type of software.

    () Public
    (ii) Free

    ii) Shareware
    (iv) Licenced

    (b) is collection of fields. 1


    (i) File
    (i) Record

    (ii) Array
    (iv) Queue
    (c) operator cannot be overloaded.

    1)++

    (i) +

    (ii)
    (iv) >>

    V-234]
    P.T.O.
    (d) tag is used to create a row in table. 1
    6) <td>

    (i) <th>
    (ii) <tr>
    (iv) <t
    (B) Answer any two of the following:
    (a) Explain any three features of Windows-98 Operating System. 3

    (b) Explain Bubble sort algorithm with suitable example.


    (c Explain general structure of HTML Page. 3
    2. (A) Answer any two of the following
    (a) Explain friend function in C++ with example.
    (b) Explain linked representation of Binary Tree in memory with suitable
    example.
    (c) Explain memory map of single user operating system.
    (B) Answer any one of the following
    (a) Define Operating System. In which categories operating system
    provide it's services ? 4

    (6) What is Constructor and Destructor ? Explain each with the help of
    suitable example.
    3. (A) Answer any two of the following

    (a) Explain Internal and External fragmentation in memory management


    of operating system. 3
    (b) List any six data structure operations. 3
    (c) Define following terms in C++ file handling
    ) ifstream
    (i) ofstream
    (iii) fstream
    (B) Answer any one of the following

    (a) What is a Virus ? Write any three infecting methods of Virus. 4

    (b) Define Binary Tree. Draw a Tree diagram for following expression 4
    Y [(a -b c) -
    + (a + b - c)}/,

    V-2.34 IContd.
    4. (A) Answer any two of the following

    (a) Explain time sharing related to process management of operating


    system. 3

    (b) Explain how a member function is defined outside class with examples. 3

    Wrie C++ decleration for the following : 3


    ()
    i) Array of 10 integers
    (i) Pointer to character variable
    (i) Object of the class test

    (B) Answer any one of the following:


    Define Linked List. Draw and explain labeled diagram of linked list
    (a)
    with 5 nodes.
    (b)What is Polymorphism ? Explain how it is achieved by A

    () Compile time

    (ii) Run timne

    5. (A) Solve any two of the following

    (a) Write a C++ program to accept 10 integers in an array and tind


    its sum and average. 5

    (b Write a C++ function to find surface area of a sphere.


    (Hint Surface area of sphere = A = 4tr)

    (c) Write code in HTML for following table 5

    Subject Paper-I Paper-II


    Computer Theory 50 50

    Sciecne Practial 50 50

    HSC Exam Scheme.

    OR

    5. Answer any two of the following

    (a) Write a C++ program to accept a sentence of 80 characters and count number
    of words in a sentence.

    (b) Write a class based C++ program to accept two integers and find it's GC.D.
    (Greatest Common Divisor) 5

    V-2341 3 P.T.O.
    (c) Write the exact output of the following HTML Code with font specification: 5

    <HTML)
    <BODY>
    <TABLE border =
    "3" Cellspacing="10">
    <TR
    TH Colspan = *3"> STREAM </TH>
    </TR
    <TR>
    <TD>< A href = "Science.html>
    SCIENCE <A> </TD>
    <TD> <A href =

    "Commerce.html">
    COMMERCE <JA> </TD>
    <TD> <A href = "Arts.html">

    ARTS </A> <TD>

    /TR>
    </TABLE> </BODY> </HTML>

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