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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
Consider that a list of record or a table is stored in the memory and you wish to find some information in that particular list. E.g. the list comprises three fields as displayed b
Types of reasoning - First-order logic: Atleast five types of reasoning can be acknowledged here. • Firstly, why and how do we will think for the killer usually left a silk
6 bit magnitude comparator
Q. SPMD model for programming? A normal assumption was that it must be possible and not too hard to capture the SPMD model for programming MIMD computers in data parallel langu
Q. Explain the Use of functions in parallel programming? include "pvm3.h" main() { int cc, tid, msgtag; char buf[100]; printf("%x\n", pvm_mytid());
Explain the TEST instruction TEST instruction performs the AND operation. The difference is that AND instruction changes the destination operand whereas TEST instruction doesn
Addressability: Location-addressable Each alone accessible unit of information in storage is chosen with its numerical memory address. In the modern computers, location-a
Channel means logical communication link. There are two parts of channels a) Message channel, b) MQI channel 1) Mesage channel use for communication among QMgr to Q
#example of cascading rollback#
How do you achieve workflow automation in e-business environment? In order to run easily, organizations often standardize processes across the organization and encourage user
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