A.Because data does not need to arrive intact, so data transfer rates can be variable
B.Because lost voice-data packets must be retransmitted
C.Because voice data packets should arrive quickly and sequentially, and with no lost data
D.Because voice data packets must follow a single dedicated path through the network
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A.Network management
B.Network optimization
C.Network security
D.Content storage networking
A.Optical network
B.Network management
C.Storage-area network (SAN)
D.Content delivery network (CDN)
A.Stores data on the network and connects the local-area network (LAN) to the wide-area network (WAN)
B.Routes traffic down alternative paths and connects the local-area network (LAN) to the wide- area network (WAN)
C.Broadcasts data to all devices that are connected to it across the local-area network (LAN) and wide-area network (WAN)
D.Reads Media Access Control (MAC) addresses to forward messages to the correct location and connects the local-area network (LAN) to the wide-area network (WAN)
A.Host
B.Switch
C.Printer
D.Repeater
A.Layer one
B.Layer two
C.Layer three
D.Layer four
A.Optical fiber
B.Access point
C.Directional antenna
D.Omni-directional antenna
A.Network security
B.Wireless network
C.Content networking
D.Virtual Private Network (VPN)
A.Protecting the business from information outages
B.Optimizing the efficiency with which IT operates
C.An increased need for specialized IT silos
D.IT systems grow fast
A.Synchronizes password exchanges for call setup
B.Eliminates the need for physical cabling in a TCP/IP network
C.Enables two-way voice transmission over a packet-switched TCP/IP network
D.Creates an encrypted tunnel for voice through a Transmission Control Protocol (TCP)/IP network
A.Optical network
B.Digital subscriber line (DSL)
C.Internet Protocol (IP) telephony
D.Wireless local-area network (WLAN)
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