Updated: Feb 19, 2026 | Source: 2026-2030 Question Pool | Topic: T8D
T8D11T8D

What is the role of ARQ in a transmission system?

Deep Dive: T8D11

The official 2026-2030 Question Pool answer is C: An error correction method in which the receiving station detects errors and sends a request for retransmission. This Technician question is synchronized with the current NCVEC release and incorporated errata. Use the exact wording and answer key shown here when preparing for the current exam pool.

Why Other Answers Are Wrong

Option A: This is not the keyed answer in the current official pool. The official keyed answer is C: An error correction method in which the receiving station detects errors and sends a request for retransmission. Option B: This is not the keyed answer in the current official pool. The official keyed answer is C: An error correction method in which the receiving station detects errors and sends a request for retransmission. Option D: This is not the keyed answer in the current official pool. The official keyed answer is C: An error correction method in which the receiving station detects errors and sends a request for retransmission.

Exam Tip

For T8D11, remember the current official key: C - An error correction method in which the receiving station detects errors and sends a request for retransmission.

Memory Aid

T8D11: C - An error correction method in which the receiving station detects errors and sends a request for retransmission

Source & Coverage

Question Pool: 2026-2030 Question Pool

Subelement: T8D

Reference: 2026-2030 Question Pool · T8 - Signals and emissions

Key Concepts

T8D Technician question pool official answer key

Official Pool Source

Question text and answer key are synchronized with the current NCVEC Technician Class pool and mapped to the T8D topic.