Yes you do have to program it first.
Answer: All traffic reports indicate how traffic arrived at a website.
Explanation:
Answer:
A type of malicious code or program written to alter the way a computer operates and is designed to spread from one computer to another.
Once a virus has successfully attached to a program, file, or document, the virus will lie dormant until circumstances cause the computer or device to execute its code. In order for a virus to infect your computer, you have to run the infected program, which in turn causes the virus code to be executed.
Answer:
D.
Explanation:
Typically represented by a capital A (or sometimes Av, short for Aperture Value) on the camera mode dial, aperture priority allows the photographer to dial in this specific exposure setting—the ƒ-stop—and asks the camera to calculate the correct corresponding shutter speed in the instant before the shutter is released.
Answer:You can only find REaccuracy if you know the actual “true” measurement… something that's difficult to do unless you're measuring against the atomic clock. The formula is: REaccuracy = (Absolute error / “True” value) * 100%.
Explanation: