CSE 101 Exam 1
Terms in this set (18)
What is a computer?
A general purpose programmable device capable of receiving inputs and displaying outputs.
What are the storage components of a computer?
Magnetic: Prone to magnetic and mechanical failures (floppy disks)
Optical: Stores data as microscopic dark spots/pits on the disk surface (CD/DVD)
Solid State: Stores erasable, low-power chip (
What is binary storage?
1's and 0's used to represent some form of information.
7 or 8 bit
16 or 32 bit
How is color represented in computers?
RGB; images coded into pixels
How are images/pictures represented?
Resolution (# of pixels): W*H
Color Depth: # of R + # of G + # of B
Size: Resolution * Color Depth
Public key encryption
Each party with own key; only private key holder can decode
Private key encryption
All parties have same key; simple and faster
the practice of concealing messages or information within other nonsecret text or data.
electronic representation of symbols
says where block comes from (excel, word, etc)
where your information is organized
as files are altered/renamed, get rearranged in index file
What are the steps to Polya's model
1) Understand problem
2) Make a plan
3) Carry it out
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