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Question:
(a) Briefly explain how the functionality of the WWW has been enhanced, after its birth at CERN site. Use examples to illustrate your answer.
(b) Many modern computers are being sold without floppy disk drives. State two reasons why floppy disk drives are no longer considered necessary.
(c) Differentiate between sequential access and direct access when referring to a secondary storage device. Give one example of each.
(d) Briefly describe the four factors that affect the performance of a monitor.
(e) Computer security is often divided into three distinct master categories (controls): physical, technical and administrative. Explain what you understand by these different controls, giving examples to support your answer.
Q. What is the impact of overflow for binary numbers? An overflow is said to have happened when sum of two n digits number takes n+ 1 digits. This definition is perfectly appli
What is time out mechanism. If one unit is faulty the data transfer will not be done. Such an error can be detected using time out mechanism which makes an alarm if the data tr
We also need to know, given a cell, which of its neighbours has all of its walls intact. Write the function wallsintact that accepts the grid and a list of neighbouring cells and r
What is the difference among using a filter and a query to find records? Filter is used to quickly limit the records as we are already viewing in a Datasheet or a form to those
What is the function of the correction system? The correction system handles changes to internal system components. Like as objects of the ABAP/4 Dictionary.
State about An active graphics device An active graphics device allows the user to communicate with the computer graphically. Generally, this implies that the user is supplyin
This comes at the complication time, If we give the LOGO option to the compiler, it take a bitmap file (i.e., ) as logo previous to loading the Application.
Address translation with dynamic partition : Given figure shows the address translation process with dynamic partitioning, where the processor provides hardware support for
What are the different kinds of lock modes? There are three types of lock modes:- Shared lock Exclusive lock. Extended exclusive list.
Subscript refers to the array of occurrence, whereas Index shown an occurrence of a table element. An index can only modified using perform, search & set. Require to have an index
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