What is the difference between dpi and ppi, Computer Engineering

Assignment Help:

Question :

(a) "Resolution refers to the sharpness and clarity of an image"

(i) Explain what you understand by the above statement.

(ii) What is the difference between DPI and PPI.

(iii) Explain why it is preferable to use 72ppi for web and 300dpi for high end printing.

(b) Flatbed scanners are commonly used for small businesses while drum scanners are sued mostly by production houses for high end results.

(i) What is the main difference between flatbed scanners and drum scanners.

(ii) Give three advantages and three disadvantages of each of the above mentioned scanners.

(c) Interlacing is a method of sending picture data over the internet. Explain what you understand by the term interlacing.


Related Discussions:- What is the difference between dpi and ppi

Explain the architectural framework for electronic commerce, Explain the Ar...

Explain the Architectural framework for electronic commerce. An application independent framework to categorize service interaction relies on four basic dimensions   1.  Ser

Illustrate about fifth generation electronic computers, Fifth Generation (1...

Fifth Generation (1984-1990) The advancement of the next generation of computer systems is characterized majorly by the acceptance of parallel processing.  Until this time para

Write pseudocode, Ask question #Minimum 100 If today is a weekday and it’s ...

Ask question #Minimum 100 If today is a weekday and it’s not a holiday, then you go to work. However, if it’s a weekday and a holiday, then what you do depends on the weather: If i

Define relocation bits utilized by relocating loader, Relocation bits used ...

Relocation bits used by relocating loader are specified by? Ans. Relocation bits utilized by relocating loader are identified by Assembler or Translator.

Computer Graphics, Distinguish between uniform scaling differential scaling...

Distinguish between uniform scaling differential scaling

Determine about the programmable read only memory, Programmable read only m...

Programmable read only memory (PROM) A PROM is a memory chip on which data can be written only one time. Once a program has been written onto a PROM, it's permanent. Unlike RAM

Define busy waiting and spinlock, Define busy waiting and spinlock.  Wh...

Define busy waiting and spinlock.  When a process is in its critical section, any other process that tries to enter its critical section must loop continuously in the entry cod

draw the precedence diagram , The desired daily output for an assembly ...

The desired daily output for an assembly line is 360 units. This assembly line will operate 450 minutes per day. The following table have information on this product's task times a

Explain the action of an interrupt processing routine, Explain the action o...

Explain the action of an interrupt processing routine? Action of an interrupt processing routine is as follows : 1. Save contents of registers of CPU. This action is not e

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