Web programmers use a(n) ________ to write XHTML code

If the subscript of a subscripted variable is not between 0 and one less than the array size:

a) there will be a syntax error b) there will be a run-time error c) the subscript will be set to zero d) a memory cell outside the array will be referenced

How can a DHCP server be configured to not register A and PTR records if a DNS record with a different name already exists?

A. By using the Name Protection option B. By using the "Disable dynamic updates for DNS PTR records" option C. By enabling the "Discard A and PTR records when lease is deleted" option D. By enabling the "Always dynamically update DNS records" option