Each Node of a Singly Linked List Has Two Components

question 19

Multiple Choice

Each node of a singly linked list has two components: ____ and ____.

• A) info, head
• B) link, back
• C) back, head
• D) info, link

---

Definitions:

Stage 1 Sleep

A light sleep phase in the sleep cycle characterized by slow eye movements and reduced muscle activity; it is the transition phase from wakefulness to sleep.

Jerking Upward

A sudden, quick movement upward, often reflexive or involuntary.

Sleep Apnea

A condition where an individual experiences interruptions in breathing or shallow breaths while sleeping.

Somnambulism

Also known as sleepwalking, a disorder that occurs during deep sleep, leading to walking or performing other complex behaviors while asleep.