HAWKIN'S HUNT ROUND -1 QUIZ

Hopper creates a class Monster and a subclass Demogorgon. What concept is this?

• Abstraction

• Inheritance

• Polymorphism

• Encapsulation

Eleven hides her powers inside private variables but allows Mike to use them through getter methods. What OOP principle is this?

• Inheritance

• Polymorphism

• Encapsulation

• Abstraction

If Dustin writes multiple methods called signal() with different parameters to detect Upside Down creatures, this is an example of:

• Method Overriding

• Method Overloading

• Abstraction

• Inheritance

Vecna creates an abstract class Curse that defines haunt(). Which statement is true?

• It can be instantiated directly

• Subclasses must implement haunt()

• It cannot have variables

• It can’t be extended

If Eleven overrides the attack() method of Human class with her own psychic powers, what concept is shown?

• Overloading

• Overriding

• Inheritance

• Data Hiding

Hawkins Lab’s OS allows multiple kids to use arcade machines at the same time. What concept is this?

• Virtualization

• Multiprogramming

• Deadlock

• Paging

If Will’s process is waiting for I/O (like the lights to blink), which state is it in?

• Ready

• Waiting

• Running

• Terminated

Dustin explains to Lucas that context switching happens when:

• CPU changes from one process to another

• Data is swapped between RAM and disk

• A process completes

• A deadlock is resolved

Eleven uses semaphores to control gate entry to the Upside Down. What problem do semaphores help solve?

• Paging

• CPU Scheduling

• Synchronization

• Thrashing

Hopper finds that multiple tasks are stuck waiting forever for resources. What is this condition?

• Starvation

• Deadlock

• Paging

• Fragmentation