What purpose does the tag have in an HTML document?  And what use does the tag have?

What does stating that the variable types in JavaScript are instances of classes imply?

A patient is being treated for prostate cancer and is having a brachytherapy treatment using IR192.  When his treatment is complete the therapist must use a Geiger-Mueller  counter to:    

Multileaf collimators are designed to 

Figure 9-6 Tye Company makes all its sales on account. Accounts receivable payment experience is as follows: Percent paid in the month of sale:  30% Percent paid in the month after the sale:  60% Percent paid in the second month after the sale:  8% Tye provided information on sales as follows: May – $100,000 June – $120,000 July – $130,000 August (expected) – $150,000   How much of May’s sales are expected to be uncollectible?

What is the difference between “===” and “==” in a JavaScript conditional statement?

The client is diagnosed with myocardial infarction (MI) and complains of pain in the jaw and left arm.  Which of the following is not related to the MI pain assessment? (Select all that apply)

The client sustain a Penrose drain near to the abdominal incision.  What is important to remember regarding client care with a Penrose drain?

What is a Domain.  How does one go about obtaining a Domain?  Is a Domain the same thing as a Web Site?

What is a regular expression and how is one used?