What cable type is known for transmitting a signal through light rather than electrical signals?

A banking firm is considering moving some large computing jobs to a cloud provider and is considering a number of issues that come with doing so. Which of the following characteristics of cloud and virtual computing could potentially allow sensitive data to be scraped from the hardware platform?

A. elastic resource allocation B. shared storage C. LUN masking D. asynchronous replication

To guarantee that the member variables of a class are initialized, you use ____.

A. accessors B. mutators C. constructors D. destructor