Python Midterm IS4010
Which is a valid dictionary entry? "A":42 "C"[42] "B",42 "D"(42)
"A":42
The correct extension for a Python source code file is .python py .ipynb .p
.py
Which operator can be used to compare two values? = == <> !
==
The creator of Python is known as Benevolent dictator for life Great and fearless leader King of Code Programmer Potentate
Benevolent dictator for life
CSV stands for Compressed Seperated Value Continuously Seperated Value Comma Seperated Visualization Comma Seperated Value
Comma Seperated Value
The 'inventor' of Python is Harlan Franks Bill Gates Pete Rose Guido van Rossum
Guido van Rossum
A Dictionary consists of Value/Value pairs Unique sublists Key/Value pairs Key/List pairs
Key/Value pairs
What is the upper limit on an integer variable? 2,147,483,647 2^32 There is no upper limit 2^(31-1)
There is no upper limit
Create a List with these delimiters [ ] ( ) { } None of these
[ ]
Given a List, beta, what is the syntax to extract the first 3 elements? beta[0:3] beta[3] beta[0:4] beta[0:-1]
beta[0:3]
A function definition begins with def func fun meh
def
What data structure consists of key/value pairs? list set dictionary tuple
dictionary
This data structure can have decimal places int float string date
float
To improve modularity in a project, use this construct function Ctry / except statement loop if / else statement
function
What data type can contain whole numbers and no decimal places? double float int None of these
int
Python is a(n) language compiled Assembly Foreign interpreted
interpreted
Dictionaries are accessed by key/value pair value index key
key
Given a list, alpha, then alpha[0:5] is list comprehension list slicing list addressing list exformation
list slicing
List Comprehension can be used to replace Libraries functions Dictionaries loops
loops
What is the primary unit of storage at GitHub.com ? molecule atom repo package
repo
A column in a DataFrame is also called a(n) None of these Series row database
series
Which data structure cannot contain duplicates? string list set tuple
set
Create a Dictionary with these delimiters { } ( ) [ ] # #
{ }
The comment delimiter is # /* .... */ /// @
#
The if statement ends with ( ) ; & :
:
A Dictionary can contain None of these Another Dictionary A CSV File A Pandas library
Another Dictionary
Which of these expressions defines a List? [1,2,3,'apple'] ['peach':123] {1,2,3,'peach'] {'plum':123}
[1,2,3,'apple']
Given a List, beta, what is the syntax to extract the last element? beta[+1] beta[-1] beta[last] None of these
beta[-1]
The import statement evaluates the interpreter path computes the file system brings in code from another module generates a possible solution
brings in code from another module
Python is case-sensitive
True
What is a possible value for a Boolean variable? 42 Maybe True None of these
True
Which method can be used to remove any whitespace from both the beginning and the end of a string? trim() c_trim() alltrim() all_trim()
trim()
What are the keywords for exception handling? try / except set / catch try / catch in / out
try / except
In this class, our IDE is Python 3.8 Eclipse Jupyter Notebook Visual Studio
Eclipse
Which is false? Keys in a Dictionary must be the same type Values in a dictionary can be lists All keys in a Dictionary can be the same type All are false
Keys in a Dictionary must be the same type
Python is named after The terrifying snake A World War II Aircraft Monty Python's Flying Circus A computer company
Monty Python's Flying Circus
Dictionaries can be Created without Keys Converted to a float Nested indexed by integers
Nested
The define keyword creates a(n) function procedure None of these module
None of these
How do you append one string to another? The combine function Not possible in Python The + operator The append function
Not possible in Python
Which of these is a thing? Python Fiddle Python Kitchen Table Python Snare Drum None of these
Python Fiddle
To run Python programs on your computer, you need a(n) Eclipse interpreter Python evaluator Eclipse evaluator Python interpreter
Python interpreter
A package contains Python projects Dictionaries None of these Python modules
Python modules
REPL stands for Read / Evaluate / Print /Loop Read / Evaluate / Process / List Read / Evaluate / Process / Repeat Read / Evaluate / Print/ Run
Read / Evaluate / Print /Loop
Loops are delimited by squiggly parentheses indenting curly brackets square brackets
indenting
Lists are accessed by None of these index key parentheses
index
In the interest of modularity, functions might be placed in seperate modules variables procedures loops
modules
What is a correct syntax to output "Hello World" in Python? print('Hello World') say('Hello World') p('Hello World') None of these
print('Hello World')
What is the correct syntax to output the type of a variable or object in Python? print(type[x]) print(typeof(x)) print(type(x)) print(Type(x))
print(type(x))
