A Network Technician Is Troubleshooting an Issue Routing TCP Packets

question 249

Multiple Choice

A network technician is troubleshooting an issue routing TCP packets to an email server. At which of the following OSI layers is the issue occurring?

• A) Layer 1 - Physical
• B) Layer 3 - Network
• C) Layer 4 - Transport
• D) Layer 7 - Application

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Definitions:

Discount Rate

The interest rate used to discount future cash flows to present value, often used in the calculation of net present value or investment appraisals.

Service Cost

The portion of the expense of a pension plan that is attributed to the increase in pension benefits due to employee service in the current period.

Interest Cost

The cost incurred by an entity for borrowing funds, typically calculated as the interest rate times the principal amount of the debt.

Return On Plan Assets

The rate of return earned on the investments of a pension plan or other retirement fund over a specified period.