What is the use of unions in c ?, Computer Engineering

Assignment Help:

Unions allow the same area of memory to be accessed as different data types. The insurance example above would not work.

Unions are useful (often in embedded programming) when it is needed to refer to a data item as two or more different types: e.g. it may be used as an integer for math, but an array of bytes for a serial transmission or a checksum calculation.


Related Discussions:- What is the use of unions in c ?

State about the firewalls - intranet, Firewalls While getting one fire...

Firewalls While getting one firewall for the company's Intranet it should be well known that firewalls come in both hardware and software forms, and that even though all firew

Automatic switching system and manual switching system, Discuss the advanta...

Discuss the advantages of automatic switching systems over manual switching system. Automatic switching systems have some advantages over the manual exchanges: 1. In a manua

Explain anonymous FTP, Explain Anonymous FTP. Use of a login password...

Explain Anonymous FTP. Use of a login password and name helps maintain file secure from unauthorized access. Though, sometimes these authorizations can also be inconvenient.

Floating-point processing and instruction encoding, write a program that e...

write a program that evaluate the following arithmetic expression: ((A+B) /C) * ((D-A)+E) assign test value to the variable and display the resulting value.

What is instruction cycle, What is Instruction Cycle A program residing...

What is Instruction Cycle A program residing in the memory unit of the computer having of a sequence of instructions.  The program is implemented in the computer by going throu

Explain the application of e-commerce in home banking, Explain the applicat...

Explain the application of E-Commerce in Home Banking. Home Banking: E-commerce is employed in Home Banking like one call or one click. Internet banking or online bank

Define process, Define Process Process is a program in execution; proc...

Define Process Process is a program in execution; process execution should progress in sequential fashion. A process involves: a) Program counter  b) Stack c) Data se

Explain non-pre-emptive algorithms, Explain non-pre-emptive algorithms?   ...

Explain non-pre-emptive algorithms?   Non preemptive algorithms: In this algorithm a job is provided to CPU for execution as long as the job is non-completed the CPU cannot

Neural network for two predictors thickness, 2) Consider the following neur...

2) Consider the following neural network for two predictors Thickness and Alignment and two classes Print Quality High and Low. Some weights are shown in the table, including weigh

Find the largest and the smallest array values, Q. Find the Largest and the...

Q. Find the Largest and the Smallest Array Values? Write down a program to find the largest as well as the smallest numbers from a given array. This program uses JGE (jump grea

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