Optical Fiber Cords Use Two Strands ________

question 39

Multiple Choice

Optical fiber cords use two strands ________.

• A) for reliability through redundancy
• B) to form a complete electrical loop
• C) to double the transmission speed
• D) for full-duplex transmission

---

Definitions:

Work Breakdown Structure

A hierarchical decomposition of a project into smaller components or tasks, facilitating easier management and execution.

Critical Estimate

An essential appraisal or calculation, often concerning a project’s time, cost, or resources, that significantly impacts planning and decision-making.

Ballpark Estimate

An approximate or rough calculation, often provided without detailed analysis, to give a general idea of the potential size or cost.

Synchronous Communication

A type of communication where participants interact in real-time, such as through phone calls, video conferencing, or face-to-face meetings.