There are several base Oracle processes that will be running on multi-user operating systems, these will be smon, pmon, dbwr and lgwr. Any answer that has them using their operating system process showing feature to check for these is acceptable. For example, on UNIX a ps -ef|grep dbwr will show what instances are up.

There are three acceptable answers: "Never," "Rarely," and "When the problem domain cannot be accurately modeled any other way.

Use a vacuum cleaner to remove dust buildup and excess toner from the interior of the laser printer. Clean the laser printer's rollers using a damp cloth or denatured alcohol.

This accounting guideline states that if doubt exists between two acceptable alternatives (in other words the accountant needs to break a tie), the accountant should choose the alternative that will result in a lesser asset amount and/or a lesser profit. A classic example is inventory where the replacement cost is less than the actual cost. The accountant must decide whether to leave the inventory at cost or to reduce the inventory amount to its replacement cost. Conservatism directs the accountant to reduce the inventory to the lower amount (the replacement cost).

Any appliance, wiring material, or other electrical equipment that is acceptable to the enforcing authorities. Frequently the Underwriters laboratory is the most acceptable authority to inspectors. Do not be fooled by a UL label on the motor or cord of an appliance without such a label on the  entire article.

Netiquette which is short for internet etiquette is the code of acceptable  behaviors users should follow  while on the internet .Keep messages short .Be polite .Read the FAQ if ones exist. Do not assume material is accurate or up to date and never someone's private e-mail.