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Give example of Real time (transaction) processing
Using this illustration of booking seats on a flight, below sequence of events would occur:
- Customer/travel agent contacts the airline
- Customer/travel agents types in day/time of flight and number of travellers
- Customer/travel agent types in departure airport and the destination airport
- Airline database is searched and availability of seats checked
- Seats are available on the required day/time then a booking is made
- Database/file is updated immediately to indicate that these seats are no longer available and prevents double booking from occurring
- If no seats are available a message is sent back to customer/travel agent
- This uses real time (transaction) processing as files are updated in real time; interrogation of files will have access to totally updated information
It is a mixture of hardware and software to perform needed task
Poor Technology or System Requirements Definition - Information System Previously we looked at product design and specifically the importance of requirements capture as part o
The XOR gate. The exclusive OR or XOR gate is similar to a two input OR gate. The output of an XOR gate is logic 1 only when one input or the other input is high and is 0 when
The first part of the address in electronic mailbox identifies? The first part of address in E-Mail identifies the user's mail box.
stepper motor interfacing 8255
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mine sweeper algorithm.
What are the stages of data mining? The procedure of data mining comprises three stages, which are given below: a) The initial exploration b) Model building c) Deploym
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