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

Validate the xml document , As an XML expert you are needed to model a syst...

As an XML expert you are needed to model a system for an online furniture shop. After an interview with the shop manager you have the certain information: The detail of th

Explain about the object identity of object oriented, Explain about the Obj...

Explain about the Object Identity of object oriented analysis Object identity is a feature of an object that differentiates the objects from all other objects in the applicati

Units of artificial neural networks, Units of artificial neural networks: ...

Units of artificial neural networks: However the input units simply output the value that was input to them from the example to be propagated. So every other unit in a network

Describe the three mapping techniques, Describe the three mapping technique...

Describe the three mapping techniques used in cache memories with suitable Example. The cache memory is a fast memory that is inserted among the larger slower main memory and t

Array processing, Array Processing We have seen that for performing vec...

Array Processing We have seen that for performing vector operations, the pipelining concept has been taken. There is another method for vector operations. If we have an array o

Explain complete binary tree, Complete Binary tree A complete binary tr...

Complete Binary tree A complete binary tree can be described as a binary tree whose non leaf nodes have nonempty left and right sub tree and all leaves are at the similar level

Illustrate the full form of ooa, Illustrate the Full form of OOA OOA vi...

Illustrate the Full form of OOA OOA views the world as objects consist of data structures and events that trigger operations and behaviours, for object behaviour changes. The b

Describe the role of software developers, Describe the role of Software dev...

Describe the role of Software developers Software developers have wide experience of tackling such issues. Students who develop software project spending days and nights strug

Multi-threaded processors, Multi-Threaded Processors In unit 2, we have...

Multi-Threaded Processors In unit 2, we have gone through the use of distributed shared memory in parallel computer architecture. Although the use of distributed shared memory

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