A _________ can occur if a programmer allows an accessor method to return a reference to an array instance variable.

Which of the following will result from placing ACLs as close as possible to the source of the packets it is designed to filter?

A) There is less chance of packets being routed around the ACL. B) The placement will save some bandwidth because the packets are dropped sooner. C) The placement will diminish throughput because of the filtering effort. D) Placing the ACL close to the source prevents collisions.

The time taken for a pixel to change color, that can be measured in milliseconds (ms)

A. Refresh rate B. resolution rate C. resistor rate D. response rate