All Flashcards
What does the following code output?
python
strawberries_in_fridge = 7
number_of_eggs = 12
if strawberries_in_fridge >= 7:
print ("You can make strawberry shortcake!")
if number_of_eggs < 12:
print ("... if you go to the store first.")
else:
print ("So start baking!")
You can make strawberry shortcake! So start baking!
What does the following code output?
python
x = 5
if x > 10:
print("x is greater than 10")
elif x > 3:
print("x is greater than 3")
else:
print("x is not greater than 3")
x is greater than 3
What does the following code output?
python
my_list = [1, 5, 2, 8]
my_list.sort()
print(my_list)
[1, 2, 5, 8]
What does the following code output?
python
def greet(name):
return "Hello, " + name + "!"
print(greet("World"))
Hello, World!
What does the following code output?
python
for i in range(3):
print(i)
0 1 2
What does the following code output?
python
x = 10
while x > 0:
print(x)
x -= 2
10 8 6 4 2
What does the following code output?
python
def factorial(n):
if n == 0:
return 1
else:
return n * factorial(n-1)
print(factorial(5))
120
What does the following code output?
python
my_dict = {"name": "Alice", "age": 30}
print(my_dict["age"])
30
What does the following code output?
python
print(2 ** 3)
8
What does the following code output?
python
print("Hello".replace("l", "p"))
Heppo
How is encryption applied in real-world scenarios?
Protecting sensitive data like passwords and credit card numbers.
How are firewalls applied in real-world scenarios?
Securing networks by preventing unauthorized access.
How are searching algorithms applied in real-world scenarios?
Finding data in databases or on the internet.
How are sorting algorithms applied in real-world scenarios?
Organizing data in a specific order, like alphabetically or numerically.
How is data abstraction applied in real-world scenarios?
Using functions to simplify complex operations in software.
How are lists/arrays applied in real-world scenarios?
Storing collections of items, such as a list of student names.
How are dictionaries/maps applied in real-world scenarios?
Storing key-value pairs, such as a phone book (name: phone number).
How are loops applied in real-world scenarios?
Automating repetitive tasks, such as processing each item in a list.
How are conditional statements applied in real-world scenarios?
Making decisions in a program, such as determining if a user is logged in.
How is the concept of time complexity applied in real-world scenarios?
Choosing the most efficient algorithm for a specific task to optimize performance.
What is an IP address?
A unique address for every device on the internet.
What is DNS?
Domain Name System: translates domain names to IP addresses.
What is TCP/IP?
The fundamental communication protocol suite for the internet.
What is encryption?
Scrambling data to make it unreadable without a decryption key.
What is a firewall?
A security system that monitors and controls network traffic.
What is malware?
Harmful software that can damage your computer or steal data.
What is phishing?
Tricking users into revealing personal information via fake emails/websites.
What is a primitive data type?
Basic data types: integers, floats, booleans, characters.
What is an algorithm?
A step-by-step procedure for solving a problem.
What is data abstraction?
Hiding complex implementation details and showing only essential information.