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Q. What is microcomputer system?
The microcomputer has a single microprocessor and a number of RAM and ROM chips as well as an interface unit which communicates with several external devices via the I/O Bus.
Input/Output subsystem of a computer referred to as I/O offers an resourceful mode of communication between central system and output environment. External devices which are under direct control of computers are said to be connected on-line. These devices are created to read information into or out of memory unit upon command from CPU and are determined to be part of computer system. I/O devices attached to computer are also known as peripherals. We can roughly classify external devices or peripherals in 3 categories:
What is time slicing? With this technique each program runs for a short period known as a time slice, and then another program runs for its time slice and so on.
Q. What is File allocation table? FAT maps the usage of data space of disk. It comprises information about space used by every individual file and unused disk space as well as
Central processing unit (CPU) : The part of the computer which executes program instructions is known as the processor or central processing unit (CPU). CPU is over single ele
Building the Structure Chart - Processes in the DFD tend to show single module on the structure chart Afferent processes - give inputs to system Central processes -
Remote Login A login that permits a user terminal to connect to a host computer by a network or direct telecommunications link, and to interact with that host computer as if t
What is meant by scan code? When a key is pressed on the keyboard, the keyboard controller places a code take to the key pressed into a part of the memory known as the keyboar
Q. Create a Web page from which customers can order equipment? Suppose your boss wants you to create a Web page from which customers can order computer equipment. You need to c
What is meant by branch instruction? A branch instruction is an instruction which changes the contents of the PC with the branch target address. This address is usually get by
Differentiate between static and dynamic step loops. Step loops fall into two classes: Static and Dynamic. Static step loops have a fixed size that cannot be changed at runti
what is beizer curve
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