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

Define the firewall design policy, Define the Firewall Design Policy ...

Define the Firewall Design Policy A lower-level policy that describes how the firewall will handle prevention of access and filtering of services as defined in the above net

Determine bhca rating for processor and call completion rate, A call proces...

A call processor in an exchange requires 120 ms to service a complete call. What is the BHCA rating for the processor? If the exchange is capable of carrying 700 Erlangs of traffic

Define mfc, Define MFC. To accommodate the variability in response time...

Define MFC. To accommodate the variability in response time, the processor waits unless it receives an indication that the requested read operation has been done. The control s

How debugger works internally, Whenever we compile with -g option, it will ...

Whenever we compile with -g option, it will make a symbol table, and according that table for every function and line it will call ptrace.

What is reduction, What is reduction?  A reduction is a way of changing...

What is reduction?  A reduction is a way of changing one problem into another in such a way that a solution to the second problem can be used to explain the first problem.

What is visibility give uml notation, What is visibility give UML notation?...

What is visibility give UML notation? Visibility refers to the ability of a process to reference a feature from another class and has possible valued of public, private, protec

Multiple instruction and multiple data stream (mimd), Multiple Instruction ...

Multiple Instruction and Multiple Data stream (MIMD): In this categorization, numerous processing elements and multiple control units are ordered as in MISD. However the differ

What are the applications of edi in business, What are the applications of ...

What are the applications of EDI in business A.  Organistions that use EDI Extensive users of EDI contain: BHS- is a UK and European retailer dealing majorly in appare

Difference between the std and class module in vb, Std Global within the p...

Std Global within the project.  Class Global throughout the all project only thing is we require to set the type lib. Class Modules can be Instantiated.

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