Understanding Python If Statements
Flashcard
•
Computers
•
9th Grade
•
Practice Problem
•
Hard
Wayground Content
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5 questions
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1.
FLASHCARD QUESTION
Front
Which of the following is a correct example of an if-else ladder in Python? Options: ```python
if x > 10:
print("Greater than 10")
elif x > 5:
print("Greater than 5")
else:
print("5 or less")
```
Back
```python
if x > 10:
print("Greater than 10")
elif x > 5:
print("Greater than 5")
else:
print("5 or less")
```
Answer explanation
If statement ladders are used to evaluate non-binary choices, and follow the form:
if (condition is true):
do:
elif (condition is true):
do:
else:
do default action when neither
condition is met.
2.
FLASHCARD QUESTION
Front
Which of the following Boolean expressions will evaluate to True if and ? , , ,
Back
3.
FLASHCARD QUESTION
Front
What will be the output of the following code snippet?
```python
x = 10
y = 20
if x < y:
print("x is less than y")
else:
print("x is not less than y")
```
Options:
- x is less than y
- x is not less than y
- Error
- No output
Back
x is less than y
4.
FLASHCARD QUESTION
Front
Which of the following is a valid comparison operator in Python? Options: <> , == , != , =
Back
==
Answer explanation
In programming languages, the comparison operator is double equal .
The single equal, , is the assignment operator and is used to set the value of a variable.
Not equal (!=) is used in boolean logic, but is not the comparison operator as the result is true only if the two values under comparison are not equal.
5.
FLASHCARD QUESTION
Front
What will be the result of the following Boolean expression: ?
Back
True
Answer explanation
When we encounter a compound boolean expression that includes both sides of the expression need to be true. If either side of the expression is false, the entire expression is false.
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