NEB Question Browser
Explore Class 12 Computer Science past and model questions by chapter, year, marks and question type.
115 questions found
How do various requirement gathering techniques help in achieving a careful grasp of user needs and system requirements during SDLC’s analysis phase?
Evaluate the advantages of DBMS compared to traditional file-based data storage systems.
Which OOP feature allows a class to inherit properties and behavior from another class?
Inheritance
Encapsulation
Polymorphism
Abstraction
Which database system normally offers better performance for geographically dispersed users?
Centralized database system
Distributed database system
NoSQL database system
Relational database system
In C, which operator is used to get the address of a variable?
*
&
->
.
What is the correct syntax for a 'for-loop' in JavaScript?
for (var i = 0; i < 5; i++) {}
for (i = 0; i < 5; i++) {}
for (var i = 0; i < 5) {}
for (var i < 5; i++) {}
Which of the following is an example of a public IPV4 address?
192.168.1.1
172.16.10.1
10.10.10.10
203.0.113.10
Which PHP function is commonly used to execute SQL queries on a database connection established using mysqli extension?
mysqli_query()
pdo_query()
mysql_query()
pgsql_query()
How does Second Normal Form (2NF) differ from First Normal Form (1NF), and what are the key benefits of achieving 2NF in database design? Explain.
Write a JavaScript function that checks if a number is even or odd and print the result.
What is purpose of the mysqli_connect() function in PHP? Describe its usage and parameters.
Discuss the concept of binary file handling in C programming and explain how fwrite() and getw() functions facilitate binary input/output operations. Give examples.
Give five examples of AI applications in the education.
Write a C program that uses structures to represent details of five books (title, author, publisher and price) and prints them out.
What is the correct syntax to declare a structure in C?
struct { }
define struct { }
struct [ ]
struct
Write short note on class and object in OOPs with a real-world example.
How does the star network topology differ from the bus network topology in terms of its architectural layout and data transmission methodology in modern computing environments?
Which model of SDLC is characterized by a linear progression of phases from requirements gathering to maintenance?
Waterfall model
Agile model
Spiral model
RAD model
Conducting feasibility analysis is done in which phase of SDLC?
Planning
Analysis
Design
Implementation
Describe the inheritance concept with an example.