Class 12 Computer Most Important Question

 

Object-Oriented Programming

• 1.Define Objected Oriented Paradigm
• 2.Features of oops-object, class, abstractions, encapsulation, polymorphism and inheritance.
• 3.What is inheritance? explain different types of inheritance.
• 4.Differences between POC and OOP differences between structure programming vs OOP.

 

UNIT-6

• 1.Explain SDIC phases.
• 2.Teasilibility study and its types.
• 3.Requirement collection method.
• 4.System analyst-role-characteristics.
• 5.What is testing? types of testing techniques.
• 6.Different types of system testing (blackbox - whitebox).
• 7.System analyst VS software engineer.
• 8.Explain DFD with it’s symbols of examples.
• 9.ER diagram/symbol and examples.
• 10.Documentation definition/importance/types
• 11.Software quality-it’s characteristics.
• 12.Types of SLDS – Waterfall, Prototype and Agile model.

POINTER

• Define pointer. Write down the advantages and disadvantages of pointer. write a program to swap any two numbers using pointer.


• To check odd/even using pointer.


• Define function. WAP to find SI using function.


• What is recursive function? WAP in c to calculate factorial of a number using recursive function.


• What is recursion? write a recursive function to find fibonacci value of input number.


• Write a recursive function to find sum of a numbers input by user.

Important questions of PHP

• Define PHP. Write the features and applications of PHP.


• Write a PHP program to find factorial of number.


• To find odd/even.


• Database connection code.


• Create database - database connections.


• Create table – database connections.


• Insert table – database connections.


• Reverse number

Important questions of javascript

• WAP in javascript to find area of four walls.


• To find odd/even.


• To find negative, positive or zero.


• To find divisible by 7 and 13 or not.


• Greatest number between three numbers.


• Smallest number between 2 numbers.


• To check prime or composite.


• Reverse of input number.


• Sum of digits.

File handling

• WAP to create a data file named ‘student.dat’ and store roll number, name and address of 10 students and display the records in paper format.


• Let a database ‘book.txt’ contain information of books(name, price and edition).WAP in c language to add some more data and print the records of book having price……..


• WAP to read the marks of 5 students of English, account and computer and count how many students were passed or failed.

Structure and array

• WAP to read any ten integer numbers into array sort and display it into descending order.


• WAP using structure to input employee id, name and salary the print the entered data in sorted format on the basis of salary form(highest to lowest).


• WAP to enter name, roll no and marks of 10 students and sort them in alphabetical orders according to their name.


• WAP to ask employee id, name and salary of some employee and displays the records whose salary rangers from 50000 to 100000

Chapter-7(5 marks)

• Define Ai? explain it’s components and applications.


• Robotics definition and it’s applications.


• What is cloud computing? Write it’s advantages and disadvantages.


• Explain different cloud server.


• What is bigdata? Explain different kinds of bigdata.


• Explain character of bigdata.


• Explain application of bigdata.


• Explain VR with it’s applications area? Write advantages and disadvantages of it.


• Define E-commerce. write advantages and disadvantages.


• What is E-medicine and E-governance.


• What is mobile computing? Write advantages and disadvantages.


• What id ID? Write advantages and disadvantages.


• Explain E-learning and M-commerce.


• Explain social media with advantages and disadvantages.