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

Dynamic programming, Given: • A sequence of n arrival times t0, t1, ..., ...

Given: • A sequence of n arrival times t0, t1, ..., tn-1, • a library of mlogically equivalent gates {(d0, c0), (d1, c1), ..., (dm-1,cm-1)} where d is delay and c is cost • a

Types of port, Define port? Give types of port available? Ans: An I/O in...

Define port? Give types of port available? Ans: An I/O interface consists of circuitry needed to connect an I/O device to computer bus. One side consists of a data path contain

BCD ADDER, create a BCD adder combinational ckt. that adds 2 digit BCD inpu...

create a BCD adder combinational ckt. that adds 2 digit BCD inputs

What are the various address translation schemes, What are the various addr...

What are the various address Translation schemes? Explain which scheme is used in Internet? Translation from a computer's protocol address to a corresponding hardware address i

Construct the finite automata, Give the regular expression of the set of al...

Give the regular expression of the set of all even strings over the alphabet {a, b} along with at least one of the two substrings aa or bb. As well construct the finite automata wh

What is random access memory, What is Random access memory (RAM) This i...

What is Random access memory (RAM) This is a volatile memory (i.e. contents are lost when computer is switched off). A user can write or delete data and read the contents. Befo

What is dynamic modelling, What is Dynamic Modelling  As you know that...

What is Dynamic Modelling  As you know that computer systems are built from the objects which respond to events. External events arrive at boundary of system; you understan

Explain priority interrupt, What is priority interrupt? A priority inte...

What is priority interrupt? A priority interrupt is an interrupt that establishes a priority over the various sources to verify which condition is to be serviced first when two

Java, differentiate between multitasking and multithreading in java

differentiate between multitasking and multithreading in java

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