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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.
Can you define a field without a data element? Yes. If you require specifying no data element and thus no domain for a field, you can enter data type and field length and a sh
the project database is avilable?
Explain all the categories that are served by Common Control switching. Common Control Switching System: It is a functional block diagram of a common control switching system i
what is mean by refersing screen
What are the advantages of CMOS logic Ans: Advantages of CMOS Logic: (i) The power dissipation is mini-mum of all the logic families (ii) LSI and VLSI are possible
Q. Concurrently read exclusively write? It's one of the models based on PRAM. In this model, processors access the memory location simultaneously for reading whereas exclusivel
Explain the use of structures with pointers C permits a pointer to a structure variable. In fact a pointer to a structure is same to a pointer to any other variable. The pointe
Q. Define Logical data as operand data type? Every word or byte is treated like a single unit of data. Whenever an n-bit data unit is considered as comprising n 1-bit items of
How to send a report to the printer instead of displaying it on the screen? We can send a report to the printer instead of displaying it on the screen. To do this, use the key
What is the purpose of guard bits used in floating point operations? The guard bits are the extra bits which are used to retain the in-between steps to enhance the accuracy in
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