Output devices, Basic Computer Science

Assignment Help:

Output Devices

Video Display Unit (VDU) or Monitor

Video Display Unit is similar to a television. It is used to display the results of processes. The screen is illuminated by a number of dots known as pixels. The number of dots per unit area is called resolution. The higher the resolution, the better will be the quality of the picture. A lighted symbol in a form of a line or rectangle visible on the screen known as Cursor, to indicate the position for typing a command. If any keys are pressed, it moves along the alphabet typed. A typical Video Display  Unit screen can accommodate 25 lines, each  line consisting of 80 characters.

Printers

There are various kinds of printers. They are basically divided into two categories:

Impact printers and Non-impact printers. 


Related Discussions:- Output devices

Time and space tradeoffs in search, Time and Space Tradeoffs in search-arti...

Time and Space Tradeoffs in search-artificial intelligence: In practice, you need to stop your agent at some stage if it has not searched a solution by then. However, if we can

Characterizations of artificial intelligence, Characterizations of Artifici...

Characterizations of Artificial Intelligence Artificial Intelligence is a typical science to describe, because it has fuzzy borders with, psychology, computer science, mathemat

Explain the process of fetching a word from the memory, Question 1 Explain...

Question 1 Explain the functional units of a basic computer with a neat diagram Question 2 Explain how you can get 1's complement of a given binary number? Also explain 1'

Cpu scheduler, Selects among the processes in memory which are ready to exe...

Selects among the processes in memory which are ready to execute & allocates the CPU to one of them CPU scheduling decisions can be taken place when a process: A. Terminates B. Swi

Iterative deepening search-artificial intelligence, Iterative Deepening Sea...

Iterative Deepening Search- Artificial intelligence: So, breadth first search is guaranteed to find a solution (if one exists), but it grape whole memory. However, Depth first

The terms ''row-major order'' and ''column-major order", What is meant by t...

What is meant by the terms 'row-major order' and 'column-major order'? Ans: (i) Storing the array column by column is called as column-major order and storing the array row by

Software Exploration, I need to review 2 different softwares one is windows...

I need to review 2 different softwares one is windows based and the other is Linux Based. Please Ask for further details

Sequential writing in fcb files, Previous to we can perform writing to the...

Previous to we can perform writing to the disk it is essential to define the data transfer region using for this end the 1AH function of the 21H interruption. The 1AH function does

Computational physiology, Estimate the mean deflection of the QRS complex i...

Estimate the mean deflection of the QRS complex in each of the six standard leads (I, II, III, aVR, aVL, aVF) in Figure 1 and then estimate the mean heart vector for the normal hea

Types of operating systems, Operating Systems:  An operating system is a se...

Operating Systems:  An operating system is a set of programs that manage computer hardware resources and provide common services for application software.  There are following kind

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