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Intro to Computer Science Final
Overview of the history of computer science
31
Computer Science
Undergraduate 2
12/15/2009

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Term
Charles Babbage
Definition
made the analytical machine
Term
Dr, Herman
Definition
created the first mechanic tabulator and started IBM
Term
Alan Turning
Definition
invented a math model and is the prestigious math award
Term
Types of audio
Definition
MP3, AU, WAVE
Term
Half adders
Definition
computes the sum of 2 bits
Term
full adder
Definition
takes the carry-in value into account
Term
ALU
Definition
Can do operations and holds registers, which is memory
Term
Control Unit
Definition
organizes computer
Term
Ram v. Rom
Definition
Ram--> volatile, does not retain its bits
ROM--> is stable and cannot be changed
Term
Secondary Storage
Definition
-Hold a lot of information and data
- devises include: touch screens, cd's, magnetic tape
Term
Steps for problem Solving:
Definition
1. ask questions
2. look for familiarity
3. divide and conquer
Term
pseudocode
Definition
mixture of english to create algorithm steps
Term
Top Down design
Definition
breaking it down to make it easier
Term
Software
Definition
System- manages a computer
operating- core
Term
partitions
Definition
fixed- not the same size
dynamic- unique size
Term
scheduling
Definition
non- switching from a running state to a waiting
pre-running by the OS
Term
round robin
Definition
uses a time slice which is the amount each segment has before it is pre-empted
Term
Info is stored in secondary memory:
Definition
flash and HDD, etc
Term
File Access
Definition
sequential-->easier and linear
direct--> divided in numbered logical records
Term
What is LISA?
Definition
Local Integrated Software Applicator
Term
Stereo Speakers
Definition
analog data
Term
ASCII CODE
Definition
Symbols and steps of computer language.
Term
Larry Kildall
Definition
co-founder of ORACLE
Term
Gordon Moore
Definition
A chairman of intel who invented newer transistors
Term
What is the alto?
Definition
first personal computer created my xerox
Term
What is PARC's?
Definition
A xerox research facility
Term
Who inveted COLBOL?
Definition
Grace Hopper
Term
Phases
Definition
Analysis-Collecting data
Algorithm- uses algoriths to create steps
interfase- uses pseudo code to write programs
maintenance- never ends
Term
Control Structures in JavaScript
Definition
make decisions
use logic
utilize logic
Term
What was the homebrew computer club?
Definition
A group of lobbyist who created magazines and computer software
Term
killer application
Definition
a program or game people want to buy
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