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System Bus and Expansion Cards
You’re furious! You just bought an expensive digital camcorder only to find out that it…
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The Back of a Computer (Ports)
When you look at the back of a computer, you may feel a bit overwhelmed…
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The Inside of a Computer
Now that you know what’s on the outside, let’s crank open that mysterious computer case…
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Types of Operating System
Real-time Operating System: It is a multitasking operating system that aims at executing real-time applications.…
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On line Real Time Processing
On Line Processing: In on line processing the transaction data is directly sent to secondary…
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Time Sharing
In time sharing, it is possible for multiple users to run more than one application…
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Multiprocessing
In multiprocessing systems, two or more CPUs are connected together. Therefore it is possible to…
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Multiprogramming
In multiprogramming the CPU is capable of running more than one program concurrently. More than…
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Testing, Documentation Maintenance
Testing (Validation): The program is tested on a number of suitable test cases. A test…