Karnataka State Board · Computer Science
2025
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45 questions
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First 10 Solutions Free
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The large Printed Circuit Board (PCB) having many chips, ports and controllers mounted on it.
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According to which law, the complement of a variable is complemented again, we get the same variable?
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The two input XNOR gate produces the output as high (1) when its inputs are
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Assertion (A) : Tree is a linear data structure.
Reason (R) : The data items in tree data structure represent hierarchical relationship.
b.
A is false, R is false
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Given the class
class student
{
int regno ;
char name[25] ;
public :
int marks ;
void get( ) ;
} ;
Identify the data members of the class student.
d.
regno, name, marks, get( )
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A non-member function that has full access right to the private and protected members of the class.
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The return type of destructor is
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The class whose properties are inherited by another class is
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Given : int *ptr, n = 25 ; which is the correct way to initialize the pointer?
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The set of values for an attribute in that column.
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The SQL command used to delete the entire table.
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Correct expansion of HTTP.
a.
Hyper Text Transfer Protocol
b.
High Text Transfer Protocol
c.
Hyper Test Transmission Protocol
d.
High Text Transmit Protocol
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The device that connects dissimilar networks.
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A non-profit organisation created for the purpose of supporting free software movement.
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The type of web hosting which rents the entire web server from the hosting company.
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_____________ refers to the validity of data.
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The ability of the database to modify a schema definition at one level without affecting next higher level is _____________.
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In _____________ file organisation records are arranged one after another determined by the key field.
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_____________ key can be used to cross-reference tables.
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_____________ is a repository of organisations electronically stored data.
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Write the dual form of :
a) 1 + 0 = 1
b) $X \cdot 1 = X$
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Realize OR gate using only NAND gate.
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Write any two features of parameterized constructor.
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List the member functions of “ofstream”.
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Define data model. Mention any one data model.
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Mention any two logical operators in SQL.
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What is “order by” clause in SQL? Write its syntax.
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Write a note on UPS and its types.
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Explain the different types of linked list.
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Define :
a) Free store
b) this pointer
c) Self referential structure.
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What is a file? Compare text file and binary file.
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Describe the different levels of RDBMS.
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Identify the type of e-commerce in the following cases :
a) Buying of used cars from the owner.
b) Buying of goods by distributor from manufacturer.
c) Buying of goods from Amazon website.
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Briefly explain the basic structure of HTML.
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What is primitive data structure? Explain the different operations performed on primitive data structure.
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Write an algorithm to insert an element into the Queue.
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Explain any five characteristics of OOP.
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Define inline function. Write the situations where inline function may not work.
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Explain default constructor with syntax and suitable programming example.
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With a neat diagram explain the different types of inheritance.
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Give the measures for preventing virus.
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Given the Boolean function $F(A, B, C, D) = \sum(5, 6, 7, 10, 14, 15)$. Simplify it using K-map.
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Define a class employee with data members empno, empname and member functions getdata( ) and putdata( ). Define the member functions outside the class.
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With reference to the table given below, write the SQL query to perform the following operations :
Table Name : Book
[Table image provided in source]
a) Display all the records from “Book” table.
b) Add a new field “Total – Cost” to the table book.
c) Calculate the Total – Cost.
d) Find the highest Total – Cost.
e) Delete the record whose Book – Code is 102.
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With reference to the table given below, write the SQL query to perform the following operations :
Table Name : Book
Book – Code Book – Name Book – Qty Book – Price
101 C 5 200
102 Java 10 250
103 Python 20 350
104 HTML 15 150
105 SQL 25 230
a) Display all the records from ‘‘Book’’ table.
b) Add a new field “Total – Cost” to the table book.
c) Calculate the Total – Cost.
d) Find the highest Total – Cost.
e) Delete the record whose Book – Code is 102.
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