________ the contrast and softness of a picture can make it fade into the background

Computer vision syndrome (CVS) consists of eyestrain, headaches, double vision, and other problems caused by improper use of computer display screens and poor lighting.

a. true b. false

Which statement regarding the Asynchronous Transfer Mode (ATM) technology is accurate?

a. In ATM, a message is called a frame and always consists of 1500 bytes of data. b. ATM can provide 4 levels of QoS, from best effort delivery to guaranteed, real-time transmission. c. ATM is highly dependent on predetermined schemes that specify the timing of data transmissions. d. ATM is a point-to-multipoint WAN access technology that uses packet switching.