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142
Computer Networking
Undergraduate 1
02/13/2012

Additional Computer Networking Flashcards

 


 

Cards

Term
Synchronus Communication
Definition

Both the sender and reciever are active at the same time. Ex: Telephone Conversation

 

Term
What is the potential number of IP addresses available?
Definition

4,294,967,296

(256*256*256*256)

 

 

Term
The part of an email address to the right of the @ is like
Definition
A post office, the right side shows the domain. DNS
Term
DNS
Definition
Domain Name Server
Term
DNS
Definition
Translates human IP addresses into the four number IP addresses beeded for the Internet
Term
What would be the ideal country to locate the top-level domain for a tv show?
Definition
Tuvalu because it uses TV for its top-level country domain.
Term
Root Name Server
Definition
Maintains relationship between IP addresses and symbolic computer names.
Term
Hub
Definition
Connects to the Internet with a wireless connection you'd need to communicate through a device that's physically connected to a network.
Term
eCommerce
Definition
Electronic commerce
Term
All IP addresses are maintained by 13 _________ around the world
Definition
Domain Name Servers
Term
Multicast
Definition
A communication that goes out to many people within a specific target audience
Term
Domain
Definition
Hierarchy of related computers on a network
Term
Peers
Definition
Computers on the same level of a domain
Term
A "please reply" message sent over the internet
Definition
Ping
Term
Computers on an Ethernet network "tap" into a cable called a
Definition
Channel
Term
A company that supplies connections to the internet
Definition
Internet Device Provider
Term
Intranets connect to the Internet with
Definition
Gateways
Term
Local networks that support communications wholly within an organization
Definition
Intranet
Term
Special computers that send files to web browsers elsewhere on the Internet.
Definition
Web Servers
Term
The http:// in a web address
Definition
Protocol
Term
Files are often sent over the internet via a process known by this acronym
Definition
FTTP
Term
The source like for a web page contains the_____ of the page, not the actual image
Definition
Description
Term
HTML stands for
Definition
Hypertext markup language
Term
In the client/server structure, the customer's computer is the _____ and the business's computer is the _____.
Definition

Client,

Server

Term
A personal log posted in the web for public viewing
Definition
Blog
Term
Downside of unmediated expression on the web
Definition
Need for verification of accuracy
Term
Information is likely to be digitalized after this time
Definition
1985
Term
A hierarchy resembles
Definition
Tree
Term
Someone searching with a serach engine uses the...
Definition
Query processor
Term
To omit a word from a search
Definition
put a minus sign in front of the word
Term
The number of results from a serach engine using AND will be ______ a search using OR
Definition
No more than
Term
Respository of information
Definition
Library
Term
In the computer, you would look for information using
Definition
Search Engine
Term
Provide connections to specialized pages
Definition
Single links
Term
Uses keywords in the anchor link of web pages to index it pages
Definition
GOOGLE
Term
Counting the number of pages linked to a page helps determine the page's
Definition
Pagerank
Term
AND, OR, and NOT are called?
Definition
Logical (or Boolean) operators
Term
Operators placed between words in a query
Definition
Infix operators
Term
Method of organizing information by groups
Definition
Hierarchy
Term
If a word or a phrase is enclosed in quotes in a search, the search engine will search for an
Definition
Exact Match
Term
Web pages found using a search engine
Definition
Hits
Term
In a google search, a space is the same thing as using the word
Definition
AND
Term
A company that tracks information on who owns a web site
Definition
InterNIC
Term
Each RGB color intensity ranges from.
Definition

0-255

256

Term

1111 1111

0000 0000

0000 0000

Definition
Red
Term

0000 0000

1111 1111

0000 0000

Definition
Green
Term

0000 0000

0000 0000

1111 1111

Definition
Blue
Term
Analog information is
Definition
Continuous
Term
According to the Nyquist Rule, the sampling rate of sound is...
Definition
Twice what humans can hear
Term
The accuracy of a digitilized sound is determined by the
Definition
Bit Rate
Term
The _____ each sampling is, the closer it is to the true sound
Definition
Larger
Term
Changes digital information to analog waves
Definition
Digital-to-analog converter
Term
MP3 is the sound information of...
Definition
MPEG movies
Term
Supermarkets use these during checkout
Definition
UPC codes
Term
Text-to-speech recognition, ZIP code recognition and bank account recognition use
Definition
OCR codes
Term
Inventor of text-to-speech recognition. Helps the blind.
Definition
Raymond Kurzweil
Term

0000 0000

0000 0000

0000 0000

0000 0000

Definition
Black
Term
First digit of a binary number is ALWAYS
Definition
ONE
Term
When digital values are converted to create analog sound
Definition
Interpolation
Term
This sound removes the highest and lowest sampling as part of its compression algorithm
Definition
MP 3
Term
Used to convert analog sounds to digital values
Definition
Transducer
Term
Compression scheme for digital video
Definition
MPEG
Term
Scheme for digital images
Definition
JPEG
Term
Group that oversees the development of digital media standards.

Definition
ISO
Term
To store or transmit information with fewer bits
Definition
Compression
Term
Process that allows the computer to "read" printed characters
Definition
OCR optional character recognition
Term
Conversation of the written word to speech
Definition
Text-to-speech synthesis
Term
Creation of a digital representaion of the world
Definition
Virtual Reality
Term
Form of still images
Definition
JPEG
Term
Form of motion pictures
Definition
MPEG
Term
Used with computers to control a persons sense of touch
Definition
Haptic Devices
Term

The time it takes information to be delivered

Definition
Latency
Term
This states that bits can represent all discrete information even though the bits have no meaning of their own
Definition
Bias-free Universal medium Principle
Term
GIF stands for
Definition
Graphics Interchange Format
Term
From the two statements, I can deduce the third statement
Definition
Syllogism
Term
Medium used for storing data in a disc is made from
Definition
Iron
Term
Bits are to atoms, bytes are to
Definition
Molecules
Term
To represent information with digits
Definition
Digitize
Term
Data that separate and distinct and cannot be transformed into another value by gradations
Definition
Discrete
Term
Agreed upon order for basic symbols
Definition
Collating sequence
Term
How many bits are needed to represent a space in ASCII
Definition
Eight
Term
Four bits is often called a
Definition
Nibble
Term
All the values in a PandA formulation are
Definition
Discrete
Term
Short for binary digit
Definition
Bit
Term
A bit's storage pattern in the physical world
Definition
State
Term
Short for hexadecimal
Definition
Hex
Term
Hexadecimal
Definition
Base-16 is also called.
Term
Letters, numbers and symbols are represented on the computer using the
Definition
ASCII code
Term
All computer systems share a _______ set of symbols used to represent characters
Definition
Standard
Term
These tags cannot have a space in them
Definition
XML
Term
Root Element
Definition
the first tag in an XML document
Term

<!----Words---->

this is an example of

Definition
XML
Term
In a database technology, a set of entities refers to...
Definition
Table
Term
The kind of information stored in a field in a database is described by the
Definition
Data Type
Term
Project Operation
Definition
this returns only unique rows and merges duplicate rows
Term
The test
Definition
In a "Select" command. this is used to include rows in a new table
Term
These store just once in order to avoid data redundancy
Definition
Database
Term
Information describing other information
Definition
Metadata
Term
XML attributes must be enclosed in
Definition
Quotes
Term
A group of related items in an XML document
Definition
Entity
Term
Describes the relationships among the different kinds of data.
Definition
Relational databases
Term
Used to ensure that all entities in a database are unique
Definition
Primary Key
Term
Data that cannot be decomposed into smaller parts
Definition
Atomic
Term
Collection of table definitions that give the name of the table, list of attributes and their data type
Definition
Database
Term
Specification using five operations and join that define a table from other tables
Definition
Query
Term
Means that there is a corresponding row in one table
Definition
One-to-one relationship
Term
The <idiary> tag is a
Definition
Collection tag
Term
the root element <xsl:stylesheet...> tag is a
Definition
collection tag
Term
XML files are viewable in a browser
Definition
XSL
Term
XSL tags are called
Definition
Templates
Term
iDiary is ordered by
Definition
date
Term
Each attribute in XSL requires its own
Definition
Tag
Term
XSL stands for
Definition
Extensible Stylesheet language
Term
XSL templates describe how the information should be displayed by using
Definition
HTML
Term
Where XML and XSL files are combined and converted to HTML for display in a browser
Definition
Transformer
Term
Top most tag in an XSL stylesheet
Definition
Collective
Term
The root element tag of a stylesheet
Definition
Collective tag
Term
Tag used to produce successive entries on a page
Definition
Affinity tag
Term
Items enclosed in an entity
Definition
Attributes
Term
Each attribute in an XSL file requires its own
Definition
Tag
Term
Description of how a page should displayed
Definition
Stylesheet
Term
The <object> tag is used to embed this in a page.
Definition
Multimedia
Term
JavaScript is mainly used for
Definition
Web Applications
Term
On the computer variables are...
Definition
Memory Locations
Term
This can be used to separate words in a variable name...
Definition
Underscore
Term
Marks the end of a statement in JavaScript
Definition
Semicolon
Term
JavaScript variables are
Definition
Undefined
Term
Systematic way of solving a problem
Definition
Program
Term
Letter sequence of a variable's name
Definition
Identifier
Term
Variables recreated using this statement
Definition
Declaration
Term
Programming command to do something that's given to the computer
Definition
Statement
Term
To assign a value to a variable at the time it is declared
Definition
Initialize
Term
Sequence of alphanumeric and special characters
Definition
String
Term
+,-,* and / are called
Definition
Operators
Term
Operator that only has one operand
Definition
Unary
Term
Used to make comparisons
Definition
Relational operators
Term
The not logical operator (illogical)
Definition
!
Term
Joining two strings together using the  +
Definition
Concatenation
Term
Conditional statement
Definition
In programming, the if statement is called the...
Term
Used to group several statements into a compound statement
Definition
Curly Brackets
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