Correct Answer: A. It can hide details of the participant’s physical surroundings
Explanation:
A virtual background can reduce exposure of personal or confidential items behind the participant.
It does not replace meeting security, consent, or careful screen sharing.
Correct Answer: D. To support real-time remote audio and video communication
Explanation:
Video-conferencing platforms connect participants in live online meetings.
They may also provide chat, screen sharing, recording, and collaboration features.
Correct Answer: B. The face is clearly visible, reasonably centered, and adequately lit
Explanation:
Clear framing and lighting help other participants see facial communication cues.
Poor positioning or strong backlighting reduces visibility and engagement.
Screen sharing broadcasts a selected screen or application window to meeting participants.
It is designed for live demonstrations and collaborative viewing.
A checklist presents tasks with boxes that can be marked as completed.
It offers a simple visual method for monitoring progress through multiple items.
Correct Answer: B. It keeps updated notes available on the user’s authorized devices
Explanation:
Synchronization distributes note changes so users can continue work across devices.
Security, storage limits, and backup still require separate attention.
Correct Answer: C. An unwanted deletion may synchronize to every device, while a backup keeps a separate recoverable copy
Explanation:
Synchronization keeps working copies consistent, including some mistakes and deletions.
A backup is designed as an independent recovery source from an earlier state.
Correct Answer: C. A digital notebook organized into notebooks, sections, and pages
Explanation:
OneNote mirrors the structure of a notebook for organizing different subjects and pages.
It can contain typed, handwritten, linked, and multimedia notes.
Correct Answer: D. They classify notes by topic or status for easier retrieval
Explanation:
Tags add searchable labels that can connect related notes across notebooks or folders.
They improve organization without guaranteeing the accuracy of the content.