What should I type at the $ prompt in order to see the current time?  What does the command mesg (by itself) do?

What should I type at the $ prompt in order to see the correct syntax for the command that will tell me the pathname of the file that the shell will run when I execute a utility?

What should I type at the $ prompt in order to make the file named can.see hidden?  can.see is in the think directory, which is below the temp directory, which is below my home directory.  Please use the fewest number of keystrokes possible.

a) What is a system variable?  b) Name at least one system variable.  Label your response a) and b).

An unresponsive middle-aged man ingested a half-full bottle of his wife’s Valium approximately 20 minutes ago. His respirations are slow and shallow, his pulse is slow and weak, and his blood pressure is significantly low. The cardiac monitor reveals sinus bradycardia. You should:

You are dispatched to an assisted living center for an 80-year-old woman who is vomiting bright red blood. Upon your arrival, you find the patient sitting in a chair. She is conscious and alert, but is markedly pale and diaphoretic. Her medical history is significant for hypertension, congestive heart failure, type 2 diabetes, hypothyroidism, and osteoarthritis. Her medications include Toprol, lisinopril, Glucophage, Synthroid, and ibuprofen. Her blood pressure is 76/56 mm Hg, pulse is 76 beats/min and weak, and respirations are 24 breaths/min and shallow. Which of the following statements regarding this scenario is MOST correct?

A pull quote is a brief quotation that is pulled from the text, displayed in larger type size and usually a different typeface, and sometimes enclosed in a box. Pull quotes are used to attract readers’ attention, and exploit the principles of contrast and repetition.

A young woman presents with left-sided flank pain, dysuria, and fever. She tells you that she has been experiencing pain and difficulty with urination for the past week, but did not see her physician. She called 9-1-1 when the flank pain and fever began. You should suspect:

Ximena’s grandmother likes to keep old containers of butter and uses these to store her sewing kit and even to pot her herbs. Ximena’s grandmother is showing flexibility against ______.

Cassie is at the store looking for toothpaste. The store owner has stocked the most expensive brands conveniently at eye level. Cassie buys an expensive toothpaste without looking at the other options that are harder to see. Which of the following explains why Cassie bought the expensive toothpaste?