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Csc Final Exam
Basic Flashcards On Computer systems
31
Computer Science
Undergraduate 1
12/13/2010

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Cards

Term
machine language
Definition
In the past a set of "instructions"
Term
programming language
Definition
Human oriented language of today
Term
compiler/interpreter
Definition
interpreter is a compiler that does "instant" language translation
Term
Computer programming
Definition
basic actions
sequencing
branching
repetition
inputs or outputs
Term
basic actions
Definition
move an object, play a sound, rotate 90 degree, jump
Term
Sequencing
Definition
Order in which actions will go ``do this then that``
Term
Branching
Definition
if something happens what you it should do in these different situations
Term
Translator
Definition
Made up of a compiler and interpreter
Term
Repetition
Definition
How many times till stop
Term
inputs/outputs
Definition
cues to change actions, example press F
Term
Alec Turing
Definition
Computers can do tons with lots of memory
Term
A Universal Turing Machine
Definition
Said alex turing, computers can do tons with infinite memory
Term
Operating System
Definition
Overall thing that directs and controls computer like WINDOWS
Term
GUI
Definition
is the pretty "uniform look-and-feel" (Windows, Icons, Buttons, Menu Bars)
Term
File system
Definition
organizes, files and data
Term
High speed networking
Definition
Is using programs over browser, like google maps, Known as "cloud computing".
Term
Computer processes/stores information in?
Definition
Binary
Term
A bit (or a binary digit)
Definition
Smallest amount of info possibe
Term
binary system
Definition
can codify information, e.g., computer instructions, colors,
Term
Central Processing Unit
Definition
CPU, brain of the unit
Term
System Bus
Definition
Connects everything together
Term
Memory Volatile and Non Volatile
Definition
volatile (needs electrical power) and non-volatile memory (doesn’t need electricity).
Term
Memory speed is measured by ?
Definition
Nanoseconds
Term
A Hard Disk (or Hard Drive)
Definition
Secondary storage drive
Term
Ram and Hard Disk Difference
Definition
RAM gives us speed; hard disks give us capacity.
Term
When a computer sleeps, it shuts down its what and maintains what?
Definition
It shuts down its hard disk and display but it maintains its RAM contents. So, when it wakes up, it can start executing in RAM immediately.
Term
Motherboard
Definition
wireless I/O devices are on
Term
voice modem
Definition
converts digital speech to human language
Term
dial up modem
Definition
connects you to the ISP (internet servicce provider)
Term
Ethernet
Definition
Ethernet is the most common type of connection computers use in a local area network (LAN). An Ethernet port looks much like a regular phone jack, but it is slightly wider. This port can be used to connect your computer to another computer, a local network, or an external DSL or cable modem.
Term
The speed of a network is measured in..
Definition
Bits per second
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