There may be a time to use the ________ operator when you want to join data from multiple fields to create a single text string of data

Compressing images in a presentation will reduce the file size

Indicate whether the statement is true or false

Which of the following best described the Bell-Lapadula security model?

A) No read up, no write up B) No write up, no write down C) No read up, no write down D) No read down, no write up