Eleven hides her powers using private variables but gives Mike access through methods. Which OOP principle is this?

• Abstraction

• Encapsulation

• Inheritance

• Polymorphism

Dustin explains that the CPU switching between Demogorgon-fighting processes is called:

• Deadlock

• Context Switching

• Paging

• Scheduling

Hopper uses TCP instead of UDP to talk to Joyce. Why?

• TCP is faster but unreliable

• TCP ensures delivery with acknowledgments

• UDP uses 3-way handshake

• UDP guarantees sequencing

Which SQL command will Hopper use to permanently remove the Demogorgon table

• DELETE

• DROP

• TRUNCATE

• REMOVE

Eleven uses git commit in Hawkins Lab repo. What does it do?

• Creates a repo

• Saves a snapshot of changes

• Sends code to GitHub

• Shows status of repo

Will arranges Hawkins kids in sorted order and Hopper searches using Binary Search. Worst-case complexity?

• O(1)

• O(log n)

• O(n)

• O(n log n)

Vecna’s broadcast curse affects every house in Hawkins. This is similar to

• Unicast

• Broadcast

• Multicast

• Anycast

Which data structure fits Eleven’s box-stacking method against Demogorgons?

• Queue

• Stack

• Tree

• Graph

Dustin makes a branch called portal_fix. Which Git command creates it?

• git init portal_fix

• git branch portal_fix

• git clone portal_fix

• git checkout portal_fix

If Vecna’s processes wait forever for each other, this condition is called:

• Starvation

• Deadlock

• Blocking

• Fragmentation