Python Self Assessment Test

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This test is meant to determine your Python proficiency. It covers the following topics: variables, basic data types (integer, float, string), data structures (list, tuples, dictionary, set), loops, conditional statements, functions and modules. All the multichoice questions are based on Python 3.x.

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Which of these collections defines a List?

1 point

{“my color”: “red”, “your color”: “orange”}

{“red”, “orange”, “yellow”}

(“red”, “orange”, “yellow”)

[“red”, “orange”, “yellow”]

Clear selection

How do you create a variable with the numeric value 578?

1 point

x = int(578.67)

x = 578

All the above.

Clear selection

How do you start writing an if statement?

1 point

if (i >= n) {

if i >= n then:

if i >= n:

if (i >= n)

Clear selection

Assume that A = “Welcome everybody!”, what is A[-1]?

1 point

Does not exist.

Clear selection

How can we get the type of an object x in Python?

1 point

typeOf(x)

get_type(x)

type(x)

look_type(x)

Clear selection

Assume that A is a list and I want to extend it by adding the number 2 as the last entry. How do I do it?

1 point

A[-1] = 2

A.append(2)

A.extend(2)

A.add(2)

Clear selection

Which of these collections defines a Dictionary?

1 point

{“my color”: “red”, “your color”: “orange”}

{“red”, “orange”, “yellow”}

(“red”, “orange”, “yellow”)

[“red”, “orange”, “yellow”]

Clear selection

Which of these collections defines a Tuple?

1 point

{“my color”: “red”, “your color”: “orange”}

{“red”, “orange”, “yellow”}

(“red”, “orange”, “yellow”)

[“red”, “orange”, “yellow”]

Clear selection

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Assume that we have A = {"lang1": "French", "lang2": "German", "lang3": "English"}. What is A["lang2"]?

1 point

"lang2" = "German"

"German"

Cannot be obtained.

Clear selection

If A = ("French", "German", "English"), could you perform the operation A[1] = "Polish"?

1 point

Yes and A will be ("French", "Polish", "English")

No and A will remain unchanged.

Clear selection

What is the correct file extension for Python files?

1 point

.python

.pyt

.py

.pt

Clear selection

The string 'Welcome', is the same as "Welcome"

1 point

True

False

Cannot tell.

Clear selection

How do you start writing a while loop in Python?

1 point

while i >= n {

i >= n while {

while i >= n:

while (i >= n)

Clear selection

Which operator is used to multiply two numbers?

1 point

Clear selection

How do you start writing a for loop in Python?

1 point

for x < y:

for each x in y:

for x in y:

for x to y do:

Clear selection

How do you insert COMMENTS in Python code?

1 point

# This is my comment

// This is my comment

! This is my comment

/* This is my comment */

Clear selection

Assume that A = “Welcome everybody!”, what is A[9:13]?

1 point

very

every

veryb

come

Clear selection

The result of the operation 23/4 is:

1 point

5.5

5.75

Clear selection

Assume that A = “Welcome everybody!”, what is A[2]?

1 point

Clear selection

What is the proper syntax to output "Welcome Everybody!” in Python?

1 point

printf(“Welcome Everybody!”)

print*, “Welcome Everybody!”

echo “Welcome Everybody!”

print(“Welcome Everybody!”)

Clear selection

Assume that the function myfunc is defined in the Python module named mymodule. How do I call myfunc in a Python code?

1 point

mymodule.myfunc()

mymodule%myfunc()

call mymodule.myfunc()

call mymodule%myfunc()

Clear selection

How do you create a variable with the floating number 578.67?

1 point

x = 578.67

x = float(‘578.67’)

x = float(578.67)

All the above.

Clear selection

Assume that you have a Python module named mymodule. Which statement in my Python code ensures that information in mymodule is ready to be used?

1 point

load mymodule

include mymodule

import mymodule

use mymodule

Clear selection

Assume that x=12. The operation x -= 3 gives:

1 point

Clear selection

How can we determine the length of a string X?

1 point

howlong(X)

length(X)

size(X)

len(X)

Clear selection

The operation [1, "Hello"]+[1,"2", 1] gives:

1 point

[1,"Hello", "2"]

[1, "Hello", 1,"2", 1]

[1, "Hello", [1,"2", 1]]

(1, "Hello", 1,"2", 1)

Clear selection

Which collection is ordered, changeable, and allows duplicate members?

1 point

Set

List

Dictionary

Tuple

Clear selection

What is the output of print(range(5))?

1 point

1, 2, 3, 4, 5

5, 4, 3, 2, 1

4, 3, 2, 1, 0

0, 1, 2, 3, 4

Clear selection

The result of the operation 13//4 is:

1 point

3.5

3.25

Clear selection

Assume that A="39" and B=12. The operation A+B gives:

1 point

3912

Cannot be performed.

Clear selection

What is the result of the operation "ABC"*2 ?

1 point

"ABC*2"

"AABBCC"

"ABCABC"

Operation cannot be performed.

Clear selection

Which operator can be used to compare two values?

1 point

Clear selection

Which one is not a valid variable name?

1 point

_variableName

variable-name

variable_name

VariableName

Clear selection

If A = ["French", "German", "English"], could you perform the operation A[-1] = "Polish"?

1 point

Yes and the value of A will be ["French", "German", "English", "Polish"]

Yes and the value of A will be ["Polish", "French", "German", "English"]

Yes and the value of A will be ["French", "German", "Polish"]

No and A will remain unchanged.

Clear selection

What is the correct way to create a function in Python?

1 point

function my_function():

def my_function():

create my_function():

define my_function():

Clear selection

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