Use the built-in thesaurus to correct grammar errors.

A company recently added an addition to their office building. A technician runs new plenum network cables from the switch on one side of the company's gymnasium 80 meters (262 ft.) to the new offices on the other side, draping the wires across the light fixtures. Users working out of the new offices in the addition complain of intermittent network connectivity. Which of the following is MOST likely the cause of the connectivity issue?

A. dB loss B. Distance C. Incorrect connector type D. EMI E. Crosstalk

Which of the following statements is false?

a. A dictionary associates keys with values. Each key maps to a specific value. b. A dictionary’s keys must be mutable (such as strings, numbers or tuples) and unique (that is, no duplicates). c. Multiple keys can have the same value, such as two different inventory codes that have the same quantity in stock. d. All of the above are true.