Renata has a four-year-old desktop computer that has a Core2 Duo processor and 2 GB of memory. It does not have an eSATA port. She wants to use an external hard drive that has an eSATA interface to her computer to back up and store her entertainment media. How would she perform the upgrade, and what is the cost? Save or print web pages to support your answers.

1. which of the following statements are true about routers and routing on the internet. choose two answers. a. protocols ensure that a single path between two computers is established before sending packets over it. b. routers are hierarchical and the "root" router is responsible for communicating to sub-routers the best paths for them to route internet traffic. c. a packet traveling between two computers on the internet may be rerouted many times along the way or even lost or "dropped". d. routers act independently and route packets as they see fit.

Examine the list below. which factors positively affect lifetime income? check all that apply.

John recently worked on a project about various programming languages. he learned that though procedural language programs are useful, they have disadvantages too. what is a disadvantage of programs written in procedural languages? a. programs do not represent data complexity. b. programs take more time to execute. c. programs are prone to security threats. d. programs do not interface with multiple platforms.