Explain the term- tracker ball and braille printers, Computer Engineering

Assignment Help:

Explain the term- Tracker ball and Braille printers

Tracker ball

Easier to use than a mouse if people have problems using their arms and hands or if they have a coordination problem

Braille printers

Dot matrix printers can be modified to produce raised dots (i.e. Braille) - this helps blind and partially-sighted people to read the output


Related Discussions:- Explain the term- tracker ball and braille printers

Explain clearly the difference between j-cuts and l-cuts, Question: (a)...

Question: (a) Explain clearly the difference between J-cuts and L-Cuts. (b) What is the function of the rate stretch tool? (c) What's the difference between an Image Matt

Classify scheduler, Classify Scheduler. Scheduler is a kernel function ...

Classify Scheduler. Scheduler is a kernel function decide which method  be  thought to be implemented by the processor: the scheduler scans the list of processes in the ready s

Explain variable-partition contiguous storage allocation, Explain the conce...

Explain the concept of variable-partition contiguous storage allocation. Suppose that we have 1024K main memory available in that 128K is occupied through operating system pro

Neural networks, Given a collection of DNA sequences (it can be downloaded ...

Given a collection of DNA sequences (it can be downloaded in the assignment directory), where true binding sites as positive examples have been provided. The objective of this assi

What a header represents in CGI document, A Header in CGI document can repr...

A Header in CGI document can represent? A header into CGI document can show format of the document and the location if document used to various URL.

Types of assemblies, How many types of assemblies are there? Private, P...

How many types of assemblies are there? Private, Public/Shared, Satellite. A private assembly is normally used by a one application, and is stored in the application's director

Explain the term - computer aided software engineering, Explain the term - ...

Explain the term - Computer Aided Software Engineering Production of software became much commercial. Software development tools were devised. Concept of Computer Aided Softwar

I2c protocol bus , I²C TECHNOLOGIES The I2C protocol bus is two bi-dire...

I²C TECHNOLOGIES The I2C protocol bus is two bi-directional wires, serial data (SDA) and serial clock (SCL), that transmit information between the devices connected to the bus.

What do understand by the granularity of a parallel system, What do underst...

What do understand by the granularity of a parallel system ? Granularity refers to the quantity of computation complete in parallel relative to the size of the entire program. I

Explain busy waiting semaphores, Explain busy waiting semaphores. Weak,...

Explain busy waiting semaphores. Weak, Busy-wait Semaphores: The simplest method to implement semaphores. Useful while critical sections last for a short time, or we

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