PLEASE HELP ME ASAP I HAVE AN EXAM SOON My ET-2600 printer isn't working. Black and white pages aren't printing, and if I try to print a BW page, it only print a blank sheet of paper.

How to fix?! I have checked the nozzle thingy on the app.

What is the foundation for proper monitoring, load balancing and routing in distributed systems

Assume that there is a 4% rate of disk drive failure in a year. a. if all your computer data is stored on a hard disk drive with a copy stored on a second hard disk drive, what is the probability that during a year, you can avoid catastrophe with at least one working drive? b. if copies of all your computer data are stored on three independent hard disk drives, what is the probability that during a year, you can avoid catastrophe with at least one working drive?

Acloud service provider uses the internet to deliver a computing environment for developing, running, and managing software applications. which cloud service model does the provider offer? a. iaas b. caas c. maas d. paas e. saas