Many system architectures support a(n) ________ instruction that enables a thread to exchange the values of two variables atomically.

The __________ scheme is a block cipher in which the plaintext and ciphertext are integers between 0 and n - 1 for some n.

Fill in the blank(s) with the appropriate word(s).

Using server ____ to generate dynamic pages is much more efficient than updating content manually each time the information changes.

A. scripting B. behaviors C. integration D. indexing