PY-03-P1 Loops

Question 1

What are Loops?

Answer 1

Loops are blocks of code that run as long as the condition is true

Question 2

A __ loop provides iterating capabilities

Answer 2

for loop

Question 3

A ___ range, defined by r___( ) is also capable of iteration

Answer 3

set range, range( )

Question 4

The ___ function returns the number of items of an object

Answer 4

len( )

Question 5

The r___( ) function accepts an integer and returns the range of the object

Answer 5

range( )

Question 6

If a condition is false, the ___ loop will not be executed

Answer 6

while loops

Question 7

The ____ command exits a loop

Answer 7

break

Question 8

Behaves as if the code reached the end of the block

Answer 8

continue command

Question 9

the _____ command skips an iteration

Answer 9

continue command

Question 10

____ statements are used as empty executions

Answer 10

pass statements

Question 11

A loop becomes ____ if a condition is never False

Answer 11

Infinite Loops

Question 12

the ____ function can be used to define a list within another list

Answer 12

append( )

Question 13

adds a value to an existing variable

Answer 13

append( )

Question 14

N __ lists can be used to arrange data in hierarchical structiures

Answer 14

nested

Question 15

constructs an integer number casted from a string or float

Answer 15

int( )

Question 16

Constructs a floating number from an integer or float

Answer 16

float( )

Question 17

Constructs a string from a wide variety of data types

Answer 17

str( )

Question 18

How are conditions executed?

Answer 18

by if and else commands

Question 19

Multiple if statements can be chained together using the ____ command

Answer 19

elif

Question 20

using the ____ command helps make the code more efficient

Answer 20

elif

Question 21

a ___ structure is a method of organizing and storing data so it can be accessed and acted upon easily

Answer 21

data structure

Question 22

Data structures in Python include ___, _____ and lit

Answer 22

dictionary, tuple

Question 23

A versatile and dynamic data type. Can hold different types of data simultaneously. The values are numerically indexed starting at 0

Answer 23

List

Question 24

A list’s indexes are used for

Answer 24

List manipulation

Question 25

Update/add value:

Answer 25

listName{ index ] = newValue

Question 26

Delete value

Answer 26

del listName[ index ]

Question 27

two additional ways to change lists are

Answer 27

append( ) and remove( )

Question 28

immutable sequence of python objects and are created simply by writing values separated by commas

Answer 28

Tuple

Question 29

A python ____ is a collection of items

Answer 29

dictionary

Question 30

Dictionaries are identified by ____

Answer 30

curly brackets

Question 31

___ is used with an item’s name for deletion

Answer 31

del

Question 32

Data structure can hold other data structures

Answer 32

Nested Data Structures

Question 33

A python data type, identified by “” A collection of indexed characters

Answer 33

String

Question 34

Multiple strings can be aggregated to a single string. Performed by using the + operator

Answer 34

String Concatenation

Question 35

The slicing structure is ______________.

Answer 35

string[ start:end:step ]

Question 36

separates a string and arranges it as a list

Answer 36

Split( )