SCAS - BCA ANSWER SCHEMES

  COMPUTER FUNDAMENTALS, MS OFFICE AND INTERNET & WEB TECHNOLOGY Total : 80 marks                                                                     Time: 3 hours Section A Answer any 10 questions. Each question carries 2 marks. 1. Expand ENIAC. ENIAC, in full Electronic Numerical Integrator and Computer, the first programmable general-purpose electronic digital computer 2. Define a workstation? Workstation , a high-performance computer system that is basically designed for a single user and has advanced graphics capabilities, large storage capacity, and a powerful microprocessor (central processing unit) 3. List out 2 func...

  Section A Answer any 10 questions. Each question carries 2 marks. List out the OOPs Concepts. Classes Methods Inheritance  Polymorphism Data abstraction Expand WORA Write Once Run Anywhere Define inheritance Inheritance in Java is a mechanism in which one object acquires all the properties and behaviors of a parent object. ... The idea behind inheritance in Java is that you can create new classes that are built upon existing classes Define abstract class and methods Data abstraction is the process of hiding certain details and showing only essential information to the user.Abstraction can be achieved with either abstract classes or  interfaces  (which you will learn more about in the next chapter). The  abstract  keyword is a non-access modifier, used for classes and methods: Abstract class: is a restricted class that cannot be used to create objects (to access it, it must be inherited from another class). Abstract ...