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Write the factors considered in designing an I/O subsystem?
1. Data Location: Device selection, address of data within device ( track, sector etc)
2. Data transfer: Amount, rate to or from device.
3. Synchronization: Output only when device is ready, input only when data is available.
4. I/O operation: refers to a data transfer among an I/O device and Memory or among an I/O device and CPU.
Real time (transaction) processing In real time (transaction) processing files are generally updated in real time (for example when booking flights on an airplane); however in
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What are the components of I-way Infrastructure? There are three components of the I-way infrastructure: • Consumer access equipment • Local on-Ramps • Global informat
What controls the screen flow? The SET SCREEN and LEAVE SCREEN statements controls screen flow.
Define the term- Verification It is a way of preventing errors when data is copied from one medium to another (for instance from paper to disk/CD or from memory to DVD, etc.).
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Q. Perform binary subtraction, using 1s & 2s complement: 1) 1010-1011 2) 0.1111-0.101 3) 11.11-10.111 Q. (192.25)10 - (C0.C)16 = (x)7 Find values of x, using 7's compl
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