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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
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Grounding a variable - first-order logic: The perform of making ourselves clear about a variable by introducing an exists or a forall sign is called quantifying the variable.
Explain dataflow computation model An option to the von Neumann model of computation is a dataflow computation model. In a dataflow model the control is tied to the flow of dat
All nodes in the structure of LDB need not be defined in the ABAP/4 Dictionary False. One has to describe all nodes in the Dictionary or single has to select all nodes that a
What is Directory? The device directory or simply called as directory records information-such as name, location, size, and type for all files on that certain partition. The
MTU is specified by? MTU is specified by hardware technology.
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contributes to violence in our society. Others point out that television contributes to the high level of obesity among children. Now, we may have to add financial problems to the
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Why a computer expect to receive responses when it broadcast an ARP request? Response will be acquired only from the machine for that request is being sent not for the other ma
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