Which of the following is NOT an advantage of the database approach to data management?
a. Reduced data redundancy
b. Data and program dependence
c. Framework for program development
d. Better overall protection of the data
Answer: b. Data and program dependence
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A network administrator notices that the hourly plot of a router’s data traffic varies from hour to hour. What does this information tell the network administrator?
a. This is most likely normal operation. b. The network administrator needs to compare this hourly plot with expected hourly plots of the router’s data traffic. c. The network administrator should run diagnostics on the router. d. The router needs to be rebooted.
Which networking cable connector, compatible with eight-wire twisted pair cable, is the standard Ethernet connector?
A. RJ-45 B. USB C. RJ-11 D. DVI
You use a(n) ____ diagram when you want to focus on a system's hardware.
A. deployment B. use case C. component D. activity
Infrared (IR) is a wireless transmission medium that sends signals using infrared light waves.
Answer the following statement true (T) or false (F)