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Describe about the Forms- DBMS
Forms are generally known as data entry screens as they are user interface that allows data in the tables to be viewed, edited or entered. Forms allow the control of how other users interact with information in database for example only allow certain fields to be seen or only permit certain operations to be carried out. This subsequently helps protection of the information and also ensures it's entered correctly.
Question 1: Spreadsheet packages are widely used in Business. a) Explain why spreadsheets are so useful. b) Spreadsheet files are sometimes saved for use by other software p
Does the use of wire-center have any influence on the performance of a token ring? Explain. One problem along with a ring network is as if the cable breaks somewhere, the ring
Token packets in universal serial bus - computer architecture: Token packets consist of a PID byte followed by two payload bytes: a 5-bit CRC and 11 bits of address. Tokens
What are the steps in a BDC session? The first step in a BDC session is to recognize the screens of the transaction that the program will process. Next step is to write a pro
What is meant by opening a data file A data file is a file that can be read from or written to. Data files are particularly useful when large amounts of data are involved. Each
In digital ICs, Schottky transistors are preferred over normal transistors because of their ? Ans. Lower propagation delay in digital ICs, as shottky transistors reduce
Data buffering is quite helpful for purpose of smoothing out gaps in speed of processor and I/O devices. Data buffers are registers that hold I/O information temporarily. I/O is pe
Q. Programming languages array operations? In programming languages array operations are written in compact form which frequently makes programs more understandable. Conside
This assignment is based around two UK websites. In order to avoid difficulties such as the websites changing, or disappearing, we have downloaded these websites and you can find t
Reason behind using Intranet The major reasons for doing this include: - Safer as there is less chance of external viruses or hacking - It's possible to prevent employe
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