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CIS 1200 midterm
Lectures
52
Computer Science
Undergraduate 1
03/07/2010

Additional Computer Science Flashcards

 


 

Cards

Term
Data Processing Cycle
Definition
manipulation of facts to improve its value or understanding
Term
in terms of the data processing cycle, a computer is a device that does:
Definition
input, processing, storage, and output
Term
The parts of the data processing cycle are:
Definition

input

processing

storage

output

Term

place these in order of time.

 

PDA, supercomputer, phone devices

Definition
supercomputer, PDA, phone devices
Term
Input
Definition

computer takes input in from the data entered through various methods. ie keyboard.

 

once input taken in it is ready to be processed

Term
processing
Definition

computer perfroms arithmetic operations and comparisons on the data to produce meaningful results.

 

once compleate its ready to be output.

Term
output
Definition

results of processsing are displayed on screen, ie printed form.

 

you can save output for future use.

Term
storage
Definition
storage takes the data and saves it in digital form in memory or on a disk.
Term
An information/ computer system is:
Definition

hardware

software

data

people-ware

procedures

Term
hardware
Definition
any part of a computer you can touch such as the keyborad, monitor ect. all pieces of hardware are interconnected to allow the user to control the computers operation, input and output.
Term
software
Definition

a computer program that contains a set of instruction.

all of the the instrctions put together is the program.

 

Term
Data
Definition
the raw facts the computer manipulates. consist of letters, numbers, images, sounds as well as others.
Term
users
Definition

 

role is to input data, recieve output from the computer, set up computer system, install software, run programs, manage fiels and maintain the system

Term
procedures
Definition
there are certain computer related procedures required to perform essentail function necessary to run things.
Term
systems through the last 60 years in order:
Definition

electronic data processing

managment information systems (MIS)

information systems (IS)

Information Technology (IT)

The Internet > the informatino highway

E-Commerce

wireless

Term
deff of internet
Definition

a multinational collection of computer networks and gateways that use the TCP/IP protocol

 

or

 

A network of computer networks

Term
ARPANET
Definition

1969-1990

advanced research project agency

Term
Netscape, internet explorere, and fire fox are all
Definition
interent browsers
Term
URL stands for
Definition
uniform resource locator
Term
HTTP stands for
Definition
HyperText Transfer Protocol
Term
HTML
Definition
Hyper Text Markup Language
Term
Hypertext/Hyperlinks
Definition
links to other web pages/ computers
Term
JAVA
Definition
programming language developed for internet applications
Term

types of search engines:

(5)

Definition

advanced search

directories/index/catergory/tree vs key word

metasearch engines

robots and web crawlers vs human control

telephone directories

Term
Add-ins/plug-ins
Definition

third party programs to extend the capabilites of your web broewser.

eg shockwave or flash

Term
ftp
Definition
file transfer protocol
Term
Steps in planning your web site:
Definition

what is objective of your web site?

collecting hte information you need to support your objective

planning for graphical appeal

selecting your navigation structure

Term
steps in building your site
Definition

create a home page

 

add additional pages

 

add links to these pages

 

add a common theme for your site

 

desgin a navigation strcuture that will be easy to use

Term
types of hosts for your website:
Definition

free hosting services

 

or fee-based hosting services

Term
steps in publishing your site
Definition

make improvements to your site

 

read page 593 of text!!

Term
HTML tags
Definition

simple descriptors in <>

 

ie

<u> text </u> underlines the word text

Term
Differnt web design tools
Definition

Front page

Expression web

dream weaver

coldfusion

netscape composer

MS office

Corel Suite

Term
telnet
Definition
remote access to distant computer
Term
ftp
Definition

file transfer protocol

 

program taht permits you to connect with another computer on the internet and transfer information (ie files) back and forth between the computers

Term
Discussino orientation
Definition

Facebook

msn

aol

Term
TCP/IP
Definition

transmission control protocol/ internet protocol

 

the rules of the internet

the set of commands and timming specification used by the internet to connect dissimilar systems and to conrol the flow of information

Term
router
Definition

a device that connects 2 networks based on similar technology

 

devieces taht route packets of data between 2 or more networks

Term
gatway
Definition

a computer that can translate one network protocl into another

 

connection between newtowrks

CIS has one at 131.104.48.18

Term
Hub
Definition

a simple connection point for different types of decices ona network

 

a decice that rceives data packets and retransmit them to all nodes of the same netweork

Term
domain name system (DNS)
Definition
ranslates computer names ie 1200webs.cis.uoguleph.ca to numbers--> 131.104.48.241
Term
ISP
Definition
internet sevice provider
Term
types of data transfer media
Definition

coaxial

twisted pair

fiber optic

satellite

wireless

Term
coaxial
Definition
a cable, like that used for cable tv, consists of an inner conductor wire surrounded by insulation, a conductive shield, and a cover
Term
twisted pair
Definition
twisted pair cable, like that for home telphones, consists of pairs of insulated twisted wires bound together in a sheath.
Term
DSL
Definition

digital subscriber line

highspeed

a type of twisted pair cable were one wire is used for voice communications and the other 2 wires send/recive digital information at muc hfaster speeds.

Term
satellite
Definition
requires a satellite dish mounted outside the home which connect to your computer using coaxial cable.
Term
accessing the internet through ISP
Definition

network interface card (NIC) and (LAN)

cable/telephone

wireless

Term
push delivery technology
Definition
selected information is pushed onto your machine at regular times
Term
E-Commerce
Definition

 business on the web

security

 

Term
Input
Definition

keyboards

direct entry

cost/speed/accuracy

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