Who Periodically Sends IGMP Host Membership Queries

question 173

Multiple Choice

Who periodically sends IGMP Host Membership Queries?

• A) The router elected as Querier on a LAN
• B) The first host to expire their local suppression timer
• C) Only the multicast enabled hosts on a LAN
• D) All routers on a LAN
• E) All multicast enabled routers on a LAN

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Definitions:

Contribution Margin Ratio

A metric that reveals the percentage of sales revenue that exceeds variable costs and contributes to covering fixed costs and generating profit.

Margin of Safety

Represents the extent to which sales can drop before a business reaches its break-even point.

Units

Units refer to the individual items or quantities that are produced, sold, or held in inventory.

Degree of Operating Leverage

A financial metric that measures the sensitivity of a company's operating income to its sales volume, indicating how a change in sales affects profits.