Shared Flashcard Set

Details

Computer Science Final
N/A
42
Computer Science
Undergraduate 1
12/11/2012

Additional Computer Science Flashcards

 


 

Cards

Term
Knowing ______________is important to understanding technology and being understood when talking about it.
Definition
Terminology
Term
The number of times a second that images on the screen are redrawn is called the ____________
Definition
Refresh Rate
Term
A specified result sought through the use of a precise and systematic method is an __________.
Definition
Algorithm
Term
The Process of starting a computer is called ________
Definition
Booting
Term
A device that helps you remember a fact or concept is a ____________
Definition
mnemonic device
Term
On the computer, programs and information are stored on the __________
Definition
hard drive
Term
GUI stands for:
Definition
Graphical User Interface
Term
Undo, Cut, Copy and Paste can usually be found in what menu?
Definition
Edit
Term
When the computer needs more information from the user before it completes an action, it gets the information via a _______
Definition
dialog
Term
The clover-shaped shortcut key on a Macintosh is called the _______ key.
Definition
Command
Term
Between client requests from a specific IP address, a Web server might handle _______ or even _____ of requests
Definition
hundreds, thousands
Term
All IP addresses of authoritative name servers for LTDs are maintained and managed by 13 ________ servers scattered around the world
Definition
Root name
Term
A hierarchy or related computers on a network is called _______
Definition
domain
Term
A "please reply" message sent over the internet is called a _____
Definition
ping
Term
A company that supplies connections to the internet is called a _____
Definition
Internet Service Provider
Term
Local networks that support communications wholly within an organization are called ______
Definition
Intranets
Term
The http:// in a Web address is the _____
Definition
protocol
Term
FTP stands for
Definition
File Transfer Protocol
Term
HTML stands for
Definition
Hypertext Markup Language
Term
________ are usually used to link to pages on the same site
Definition
Relative pathnames
Term
GIF stands for
Definition
Graphics Interchange Format
Term
JPEG stands for
Definition
Joint Photographic Experts Group
Term
5 steps to debugging:
Definition
1. Make sure that you can reproduce the error
2. Determine exactly what the problem is
3. Eliminate the “obvious causes”
4. Divide the process, separating out the parts that work from the part that doesn’t
5. When you reach a dead end, reassess your information, asking where you may be making wrong assumptions of conclusions; then step through the process again.
6. As you work through the process from start to finish, make predictions about what should happen and verify that your predictions are fulfilled.
Term
A ______ is a set of rules that determines what is legal for field input
Definition
Lexical structure
Term
_______ and debugging are essentially the same thing
Definition
Trouble Shooting
Term
A _______ is an error in the way a system was developed.
Definition
logic error
Term
All the possible states in which a piece of software can exist are its ______________
Definition
Reachable configurations
Term
A ______ program shuts down to avoid causing problems
Definition
Fail-safe
Term
Collating Sequence:
Definition
An agreed upon order for basic symbols
Term
When data are _______, they are separate and distinct and cannot be transformed into another value by gradations.
Definition
Discrete
Term
all the vales in a PandA formulation are _____
Definition
Discrete
Term
The ____ of a bit is its storage pattern in the physical world
Definition
State
Term
All computer systems share a _____ set of symbols used to represent characters
Definition
Standard
Term
An Algorithm has five basic requirements
Definition
inputs specified, outputs specified, definiteness, effectiveness and finiteness
Term
________ specific example and generating an idea from it
Definition
Abstraction
Term
Five steps in the Fetch/Execute Cycle
Definition
Instruction Fetch, Instruction Decode, Data Fetch, Instruction Execution and Result Room
Term
the ______ is used in the: Instruction Execution
Definition
ALU
Term
Modern Computers know how many instructions?
Definition
About a hundred
Term
Nyquist Rule
Definition
Sampling rate of sound is roughly twice what humans can hear
Term
A program that embeds itself in another program, copies itself, and spreads to other computers
Definition
virus
Term
a program that copies itself from one machine to another across a network
Definition
worm
Term
is the illegal use of email to scam users into surrendering their personal information, usually items like social security numbers, bank account numbers, and credit card numbers
Definition
Phishing
Supporting users have an ad free experience!