Approximately what percentages of U.S. households has high-speed broadband conne

Question

Approximately what percentages of U.S. households has high-speed broadband connections? 99 percent 25 percent 50 percent 75 percent 10 percent Networks of interconnected wireless devices that are embedded in the physical environment to provide measurements of many points over large spaces are known as: MANs. LANs. WANs. WSNs. PANs. Central large mainframe is not a characteristics of packet switching? Packets include data for checking transmission errors. Packets travel independently of each other. Packets are routed through many different paths. Packet switching makes efficient use of a network's communications capacity. Packet switching requires point-to-point circuits. Which of the following is the type of logical database model that treats data as if they were stored in two dimensional tables? Two-tiered DBMS Pre-digital DBMS Hierarchical DBMS Relational DBMS Open source DBMS A field identified in a table as holding the unique identifier of the table

Explanation / Answer

20)c. WAN

21)true

22)b. Packets don't go independently

23) D. Relational DBMS

24)A. Primary key

Option D 75 percent u.s household have high speed broadband connection

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