Agroup of php statements that performs a specific task.
select one:
a. predefined functions
b. functions
c. undefined functions
d. user defined functions

What tool can discover and report computer errors and conflicts that occur when you first turn on a computer and before the operating system?

1. you have a small business that is divided into 3 departments: accounting, sales, and administration. these departments have the following number of devices (computers, printers, etc.): accounting-31, sales-28, and administration-13. using a class c private network, subnet the network so that each department will have their own subnet. you must show/explain how you arrived at your conclusion and also show the following: all available device addresses for each department, the broadcast address for each department, and the network address for each department. also, determine how many "wasted" (not usable) addresses resulted from your subnetting (enumerate them).

What key should you press and hold to select and open multiple files at one time? enter alt control esc