Drag and drop each congestion avoidance mechanism on the left to its method on the right.
Drag a concept onto its matching description — or click a concept then click the description.
Drops all packets when queue is full
Random early detection based on average queue depth
Weighted random early detection using IP precedence or DSCP
No selective drop before congestion
Drops packets with lower priority more aggressively
Answer choices
Answer the question above first, then reveal the full breakdown to understand why each option is right or wrong.
Correct answer & explanation
Tail-drop: Drops all packets when queue is full
Tail-drop drops all packets when queue is full. RED randomly drops packets before congestion. WRED uses IP precedence or DSCP to vary drop probability.
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Written by Johnson Ajibi, MSc IT Security
Senior Network & Security Engineer · founder of Courseiva
This 350-401 practice question is part of Courseiva's free Cisco certification practice question bank. Courseiva provides original exam-style practice questions with explanations, topic-based practice, mock exams, readiness tracking, and study analytics to help learners prepare for the 350-401 exam.