HSC Science (Computer Science)
Academic Year: 2021-2022
Date & Time: 23rd March 2022, 10:30 am
Duration: 3h15m
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- All questions are compulsory.
- Figure to the right indicate full mark.
- Use of any type of calculator not allowed.
- Draw a neat diagram wherever necessary.
______ is the only operating system from the following list.
MS point
Unix
MS Excel
Oracle
Chapter:
Maximum number of nodes in a binary tree of depth 6 is ______.
64
63
31
127
Chapter:
A derived class with several base classes is ______ inheritance.
Multiple
Hierarchical
Single
Multilevel
Chapter:
An attribute which defines URL of document to be linked in <A> tag is ______.
REF
VREF
HREF
ALT
Chapter:
Explain context switching at process level in multiprogramming system with example.
Chapter:
Write the function of the following file stream class:
ifstream
Chapter:
Write the function of the following file stream class:
ofstream
Chapter:
Explain the function of the following file stream class:
fstream
Chapter:
Write any two distinguishing points between a Record and Linear Array.
Chapter:
What is Computer Virus?
Chapter: [1] Operating System [1] Operating System
State any four methods by which a virus can affect other programs.
Chapter:
Explain Binary Scarch algorithm with a suitable example.
Chapter:
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Explain the following term in virtual memory:
page fault
Chapter:
Explain the following term with respect to virtual memory:
Working set
Chapter:
Explain the following term with respect to virtual memory:
Demand paging
Chapter:
Explain the following term in virtual memory:
dirty page
Chapter:
Define the following term with reference to the Tree:
Depth
Chapter:
Define the following term with respect to the binary tree:
Degree of node
Chapter:
Define the following term with respect to the binary tree:
Empty or Null tree
Chapter:
Write any four characteristics of destructor function.
Chapter:
Explain the following tag with an example:
<PRE>
Chapter:
Explain the following tag with an example:
<BR>
Chapter:
Explain the following HTML tag with an example:
<SUB>
Chapter:
Explain the following process state:
Running State
Chapter: [1] Operating System [1] Operating System
Explain the following process state:
Ready State
Chapter: [1] Operating System [1] Operating System
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Explain the following process state:
Blocked State
Chapter: [1] Operating System [1] Operating System
Explain in brief the three major serices provided by Operating System.
Chapter:
Write the features OOP (Object-oriented programming)
Chapter:
Draw a binary tree structure for expression:
E = (p − q) / [(r # s) + t]
Chapter:
Explain call by reference with a suitable example.
Chapter:
Draw and explain paging model of memory management system.
Chapter:
Write C++ program to find a factorial of integers from l to 5.
Chapter:
Write a C++ program to count and print occurrence of the character ‘M’ in a given string of maximum 79 characters.
Chapter:
Write HTML code for the following output:
`square` Computer
A. Hardware
i. Printer
ii. Monitor
B. Software
i. C++
• arrays
• pointers
ii. Java
Chapter:
Write a C++ program to accept an integer number and test whether it is prime or not.
Chapter:
Write C++ program to generate and print first 15 terms of fibonacci series (1, 1, 2, 3, 5.........)
Chapter:
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