What are the two main things does an operating system do?

How do i do to use the cumputer very wel?

Sarah is working on a project in which she needs to record all the extracurricular activities in her college. Her college teaches five types of sports and three arts subjects.

Dns uses udp instead of tcp. if a dns packet is lost, there is no automatic recovery. does this cause a problem, and if so, how is it solved?

What changes must be made to a 3-bit counter to make it a 4-bit counter answer?

What naming scheme identifies the rows in a worksheet? A} A, B, C B} 1, 2, 3 C} A1, B1, C1 D} 1A, 1B, 1C

A professional bureaucracy is a knowledge-based organization where goods and services depend on the expertise and knowledge of professionals. A. True B. False

If you sort a portion of an Excel sheet and you get an error message such as #DIV/0, what is a likely cause of the error message? A. You're attempting to sort too many cells B. One or more cells contains relative cell references C.

How to make a negative number positive in excel

The following is the pseudocode for which type of algorithm? For start = each array subscript, from the first to the next-to-last minIndex = start minValue = array[start] For index = start + 1 To size - 1 If array[index] < minValue minValue =

What are pseudocodes