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

Describe how a mobile terminating call, Problem: (a) Describe how a Mob...

Problem: (a) Describe how a Mobile Terminating call, from a PSTN phone, is processed in a GSM network. Illustrate your answer with a diagram. (b) What is a GPRS Support node

Adbms, what are the different way of executing pipelines

what are the different way of executing pipelines

Determine the uses of memory blocks, Determine the Uses of memory blocks. ...

Determine the Uses of memory blocks. Not as common a technique though something to consider. As Verilog has a very convenient syntax for declaring and loading memories, you ca

Address fields and phone fields , Make a nested struct to store a person's ...

Make a nested struct to store a person's name, address, and phone numbers.  The struct should have 3 fields for the name, address, and phone. The address fields and phone fields wi

Illustrate the basic structure of the von neumann machine, Illustrate the b...

Illustrate the basic structure of the von Neumann machine The following figure shows basic structure of the von Neumann machine. A von Neumann machine has only a single path be

Show the properties of frame tag, Q. Show the properties of Frame Tag? ...

Q. Show the properties of Frame Tag? This tag is used for placing an HTML file in the frame created. We should now tell browser what to put in every frame.

Name the switching schemes used in a digital exchange, Name the switching s...

Name the switching schemes used in a digital exchange? The several switching systems used are:  1. Strowger Switching System 2. Cross bar Switching. 3. Electronic Swit

Show error detection mechanism, Q. Show Error detection mechanism? Erro...

Q. Show Error detection mechanism? Error detection mechanism can be described as below: Figure: Error detection and correction

What are the blocks of microprocessor based system, What are the blocks of ...

What are the blocks of microprocessor based system 1.  The Memory and I/O System 2.  The DOS Operating System 3.  The Microprocessor

Show smtp and electronic mail, One of the very useful things about Internet...

One of the very useful things about Internet is that it enables almost instantly exchange of electronic message (e-mail) across the worlds. E-mail is a standard as well as popular

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