Study Guide for Quiz 2 (9 October 2009)

There will be 30 short questions on this quiz. The quiz will cover
material that we did after the first test. The questions will be of
two types - either you will be asked to write a short line of code
or you will be given code and asked what the output will be.

* if-elif-else statement

* for loops

* built-in functions in Python

abs(x) 		bin(x) 			bool(x)

chr(i) 		eval (expression) 	float(x) 

hex(x) 		int(x) 			long(x)

oct(x) 		ord(c) 			range(start, stop, incr)

round(x) 	str()


* functions and constants in the math library

math.pi		math.pow(x, y)		math.sqrt(x)

math.hypot(x, y)


* functions in the random library

random.randint()	random.random()		random.uniform(a, b)


* string manipulations and functions in the string library

string creation		string indexing		concatenation & repetition

string slicing		capitalize()		center (width)

count(sub)		endswith(suffix)	find(sub)

isalnum()		isalpha()		isdigit()

islower()		isspace()		isupper()

join(seq)		ljust(width)		lower()

lstrip()		replace(old, new)	rfind(sub)

rstrip()		split([sep])		startswith(prefix)

strip()			swapcase()		upper()


* string formating

format-string % (val1, .., valn)

% [flag][width][precision] type

flag: 0, -, +
type: d, f, c, s