Intro to Python
Google, Yahoo!, Youtube and Battlefield are a few examples of companys that use this.
Python
A variable in pseudocode is represented by this
Carrots (<>)
To print the working directory you would use this command
PWD
We start at this number when counting?
0
The binary number 111111 is the number 63. What is the number 1000000?
64
A program will do this.
Excatly what it is told
A good program should always have these 3 parts
Input
Processing
Output
There are characters that represent more than one character. EX: * and ?
Wildcards
The binary number system is based on which number?
2
Hexadecimal to Decimal:
F
15
We refer to CodeHS as this because the code is written and then directly executed unlike Java
Interpreter
We use algorithms so people can do this with them
repeat
Lists the files and directories within your current working directory
LS
We use this number system for memory addresses
Hexademical
Decimal to Hexadecimal:
25
19
Python is this type of language.
Great for a small program meant for one-time use.
Script
You should write these 3 things before you start writing pseudocode.
Input, Output, Assumptions
Linux runs from this. Unlike most computers that are point-and-click. HINT: You only use a keyboard
Command Line or Shell
Hexademical is a base 16 number system.
We use it because its the result of this exponent.
24
How many bytes are in 16 nibbles?
8
Python was created in this year.
1991
What's the most common algorithm we deal with? Give 1 of them
Recipe or GPS
To open a text editor you could use 1 of 4 commands. Give me 1
nano
emacs
vi
eclipse
We use this number system to help a keyboard commutate with a computer.
ASCII
Binary to Decimal:
110
7