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State the advantages Off-the-shelf
- tends to be less expensive as development costs can be spread over many users
- can be more sophisticated as large sales bring in considerable revenue that can be used to enable a lot of development to be done.
- There would be considerable support from other user groups
- sharing of files with other packages is generally easier as they are likely to be compatible (e.g. Word and Excel)
- Package is available immediately - no need to wait for development period
- Tried and trusted software as usually highly developed because of considerable user feedback
The main reason to encrypt a file is to ? Ans. The main purpose to encrypt a file is to secure that for transmission.
calculate dy/dx if y=[x-cos(1/cos(xe/2x))]/x
Explain Excess 3 Codes Ans. Excess 3 Codes 1. This is the other form of BCD code. All decimal digits are coded in 4 bit binary code. 2. The code for all decimal di
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Define Edge Triggered D flip-flop? D latch has only two inputs C(control) and D(data). The operation of a D flip-flop is a lot simpler and it has only one input addition to the
An analog information signal, whose maximum frequency is 6000Hz, is to be transmitted using a PCM system. The quantization error must not exceed the ±1 % of the peak-topeak analog
Using ARQ, a sending modem must wait for a return ACK for each sent block before sending the next block. (A) discrete (B)
Hiding data within the class and making it available only by the methods. This method is used to protect your class against accidental changes to fields, which might leave the clas
stepper motor interfacing 8255
Each student will be assigned a binary system. The experimental references and the conditions are indicated in the table below. The student should make use of software available on
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