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

Weighted-average under perpetual inventory procedure, Q. Weighted-average u...

Q. Weighted-average under perpetual inventory procedure? Weighted-average under perpetual inventory procedure in perpetual inventory procedure firms calculate a new weighted-av

Angle of elevation and depression, in building a suspension bridge a cable ...

in building a suspension bridge a cable is to be stretched from the top of a pier to a point 852.6 ft. from it''s foot. if from this point the angle of elevation of the top of the

Design a sample counter, Let's design a synchronous BCD counter. A BCD coun...

Let's design a synchronous BCD counter. A BCD counter follows a sequence of ten states and returns to 0 after count of 9. These counters are also known as decade counters. This typ

What will be the result of adding hexadecimal A6 to 3A, The result of addin...

The result of adding hexadecimal number A6 to 3A is ? Ans. The result will be E0.

What are the cycle based simulators, What are the Cycle based simulators ...

What are the Cycle based simulators Cycle based simulators are more like a high speed electric carving knife in comparison since they focus on a subset of the biggest problem:

Illustrate function of 4-input multiplexer using basic gates, Illustrate fu...

Illustrate functional diagram of digital multiplexer . Write the scheme of a 4- input multiplexer using basic gates (AND/OR/NOT) and explain its operation. Ans: Multiple

Mathcad solution to compute the ellipsoid radii , Question: Write a Mat...

Question: Write a MathCad solution to compute the ellipsoid radii at a point. Use the defining parameters for the GRS80 ellipsoid - a and f - in table 19.1. Program Equation 19

Explain stored program control, Explain Stored Program Control. Stored...

Explain Stored Program Control. Stored Program Control: Modern digital computers utilize the stored programmed idea. Now, a program or a set of instructions to the computer i

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