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Describe a interface 'Human' with methods as walk' and 'speak'. Describe a class 'User' implementing 'Human'. Describe a work() method in User class.Add a class 'Person' also executing Human. Add a method 'Behave' inPerson class. In Main method make objects of Person and User andassign them to 'Human' type and call Human methods. Can the work and Behave methods be called by Human types? Can we make the interface objects by calling interface Constructors ? Justify your answer.
Q. QWERTY - Keyboard Layout ? A keyboard layout is arrangement of keys across the keyboard. There is one keyboard layout which anybody who has worked on a standard keyboard or
Simplify the following expression into sum of products using Karnaugh map F(A, B, C, D) = ∑ (1,3,4,5,6,7,9,12,13) Ans. Simplification of the giv
what is cascading rolback?
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Q. Library of functions of parallel virtual machine? PVM offers a library of functions libpvm3.a, that application programmer calls. Every function has some specific effect in
We are planning an orienteering game. The aim of this game is to arrive at the goal (G) from the start (S) with the shortest distance. However, the players have to pass all the che
Define device interface. The buffer registers DATAIN and DATAOUT and the status flags SIN and SOUT are part of circuitry commonly called as a device interface.
Define deadlock? Deadlock is a condition, wherein processes never finish executing and system resources are tied up, preventing another job from beginning. A process requests r
Determine the types of Sensors Different types of sensors are used to give real time information to computers. Frequently, an analogue to digital converter (ADC) is required a
What are the important tools of a three-tier client server? In a three-tier or multi-tier environment, there the client implements the presentation logic or the client. The bus
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