Reference table and a reference field, Computer Engineering

Assignment Help:

A field containing currency amounts (data type CURR) must be assigned to a reference table and a reference field. Explain.

As a reference table, a system having all the valid currencies is assigned or any other table, which have a field with the currency key format.  This field is known as reference field.  The assignment of the field having currency amounts to the reference field is made at runtime.  The value in the reference field verifies the currency of the amount.

 


Related Discussions:- Reference table and a reference field

How the canvas class and the graphics class are linked, A Canvas object giv...

A Canvas object gives access to a Graphics object by its paint() method.

Character and string processing instructions, Character and String Processi...

Character and String Processing Instructions: String manipulation usually is done in memory. Possible instructions comprise COMPARE STRING, COMPARE CHARACTER, MOVE STRING and MOVE

Define message passing, Q. Define Message Passing? The PVM communicatio...

Q. Define Message Passing? The PVM communication model offers asynchronous blocking receive and asynchronous blocking send and nonblocking receive functions. In our terminology

Explain the handshaking signals, a. Explain the hardware mechanism for hand...

a. Explain the hardware mechanism for handling multiple interrupt requests. b. What are handshaking signals? Describe the handshake control of data transfer during input and out

Explain about batch system, Q. Explain about Batch System? A number...

Q. Explain about Batch System? A number of computer systems only did one thing at a time. They had a list of computer system can be dedicated to a single program till its c

How will you reuse a plan, How will you reuse a plan? Reuse is an benef...

How will you reuse a plan? Reuse is an benefit of OO technology. Two aspects of reuse: Using existing things and making reusable new things It is simpler to reus

Determine about the blocking suspicious behaviour, Determine about the bloc...

Determine about the blocking suspicious behaviour The response could be spontaneous and automatic, with an option to generate the alert message manually. The history recorded i

Where arq is transmitted, ARQ is transmitted in the event of: (A)  Los...

ARQ is transmitted in the event of: (A)  Loss of signal                          (B) Error in received data (C)  Improve reliability                  (D) During time out

Explain turing reducibility, Explain Turing reducibility?  Exponential ...

Explain Turing reducibility?  Exponential time algorithms typically happens when we solve by searching by a space of solutions known as brute -force search

Difference between static and dynamic RAM, Difference between static and dy...

Difference between static and dynamic RAM. Draw the circuits of one cell of each and explain its working. Ans: Differentiation among Static RAM and Dynamic RAM: Static

Write Your Message!

Captcha
Free Assignment Quote

Assured A++ Grade

Get guaranteed satisfaction & time on delivery in every assignment order you paid with us! We ensure premium quality solution document along with free turntin report!

All rights reserved! Copyrights ©2019-2020 ExpertsMind IT Educational Pvt Ltd