Information Technology Reference
In-Depth Information
Figure 2.5
Bond Swamp National Wildlife Refuge, Georgia.
http://images.fws.gov/default.cfm?fuseaction=
Credit: John and Karen Hollingsworth, U.S. Fish and Wildlife Service in public domain:
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Exercises
1.
This chapter identifies basic elements of data storage, consid
ers three main types of data—numbers, text, and images; and
describes several techniques for data compression.
a.
Using “basic elements,” “numbers,” “text,” “images,” and
“techniques” as headings, please categorize each word or
phrase identified in the summary “Terminology from This
Chapter” under the appropriate heading.
b.
Give definitions for each word or phrase that you have
listed under “basic elements,” “numbers,” or “text.”
c.
Identify the idea behind the various types of images and tech
niques, but do not try to describe all of the technical details.
2.
Compute the decimal values of the following binary numbers:
a.
integer: 1011
b.
integer: 1010101
c.
integer: 10101010
