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Explain about Physical model
The Physical model describes concrete software and hardware components of system's context or implementation.
What are the various layers of a file system? The file system is composed of lots of dissimilar levels. Each level in the design uses the characteristic of the lower levels to
What is View? A simple view can be thought of as a subset of a table. It can be used for retrieving data, as well as updating or deleting rows. Rows updated or deleted in the v
Technology impact on job design - Information System The implementation of technology into work has had a significant impact on the types and content of job that are now avail
structured programming
Q. Illustrate program on hypothetical machine? The program given in figure above is a hypothetical program which performs addition of numbers stored from locations 2001 onwards
You have been contacted by Jean-Luc Picard commanding officer of Star Trek: The Next Generation. The Commander needs your support to develop a software routine to simulate the Robo
What is the significance of the screen number '0'? In "calling mode", the special screen number 0 (LEAVE TO SCREEN 0) causes the system to jump back to the last call level. Th
In IP addressing scheme, class used for multicasting is: A class used for multicasting in IP addressing scheme is class D.
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 execu
Q. Disk operating system? The operating system (OS) is the first program that should be loaded into the memory of your PC before you can use it for any application. You can st
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