IT Quiz Bee 2023

What is the purpose of a firewall in computer security?

• Virus protection

• Unauthorized access prevention

• Data encryption

• File backup

What is the decimal equivalent of the binary number 1010?

• 5

• 8

• 10

• 12

What does "cout" stand for in C++?

• Console Output

• Character Output

• Continuous Output

• Control Output

What is the purpose of a variable in programming?

• To store data

• To perform calculations

• To control the flow of a program

• To display output

What is an array in programming?

• A data structure that stores elements of different types

• A linear data structure that stores elements of the same type

• A collection of key-value pairs

• A way to represent hierarchical relationships

What is a class in object-oriented programming?

• A blueprint for creating objects

• A specific instance of an object

• A built-in function

• A type of variable

What is a common method for securing a password?

• Storing it in plain text

• Using a complex and unique password

• Sharing it with colleagues

• Changing it every month

What is the syntax for declaring a variable in most programming languages?

• var myVariable;

• variable myVariable;

• let myVariable = 5;

• int myVariable;

How do you print "Hello, World!" in Python?

• echo "Hello, World!";

• print("Hello, World!")

• System.out.println("Hello, World!");

• console.log("Hello, World!");

What is the purpose of the "if" statement in programming?

• To declare a variable

• To perform a loop

• To make decisions based on conditions

• To define a function