Week 1 C# Quiz

What role does the program counter play in the execution of a program?

• It stores all the variables used in the program

• It tracks the total number of executed instructions

• It determines the next instruction to execute by keeping track of the current address

• It compiles the program into machine code

Which of the following best describes the computer’s execution of instructions?

• The CPU uses artificial intelligence to decide which instructions to execute

• The computer reads and executes instructions in sequence, one at a time

•  The computer adapts the sequence based on the user’s intent

• The program begins executing instructions in random order for efficiency

What would be the result and data type of the expression 3 / 2.0 in C#?

• 1.5, float

•  1, int

• 1.5, double

• 1.0, int

 Which of the following C# types is used to store a single alphanumeric character?

• string

• char

• text

Which part of a method declaration tells you whether you can call the method directly using its name?

• Whether it is declared public static

• Whether it is declared void or not

•  Its return type

• The number of parameters it takes

Which of the following correctly describes what happens when FillCircle(ColorRed(), 400, 300, 100); is called in a SplashKit program?

•  A red circle is drawn using default screen coordinates and size

•  The method attempts to draw a red circle but will fail unless assigned to a variable

• A red circle is drawn starting from the top-left corner at (400, 300) and extending to radius 100

•  A red circle is drawn with its centre at (400, 300) and a radius of 100

📝 Console.ReadLine() returns a (a)  

Which of the following statements have the same effect of increasing the variable age by 1?

(Select all that apply)

• age = age + 1;

• age += 1;

• age++;

• age =+ 1;