1 Which of the following characteristics of TCP is provided by windowing?connectionless data transport flow control *well-known ports best-effort delivery 2 Which of the following protocols operate at the application layer of the OSI model? (Choose two.)FTP *TCP UDP HTTP *3 Which port numbers are commonly assigned for FTP use? (Choose two.)19 20 *21 *22…
1 Which of the following is the address that is changed when a frame is received at a router interface? IP address IPX address * MAC address Port address 2 Which of the following OSI layers offers reliable, connection-oriented data communication services? session * transport network data link 3 Which IP packet field will prevent…
1 What steps must occur for devices to communicate between different physical network segments? (Choose two.) learning the IP address of the source device * obtaining the MAC address of the intermediate device * transferring the data packets from one network segment to another to reach the destination host obtaining the IP address of the…
1 Which switching mode describes a switch that transfers a frame as soon as the destination MAC address is read? fragment-free * cut-through store-and-forward latency forwarding 2 What does a switch broadcast to let other switches know of its existence on the LAN? STP STA BDPU BPU * BPDU 3 Which of the following network…
1 Which of the following has limited the bandwidth of fiber based Ethernet? (Choose three.) * emitter technology absolute fiber light-carrying capacities theoretical limits of fiber capacity * fiber manufacturing processes * detector technology angles and curves in the fiber run 2 Which of the following are Fast Ethernet technologies? (Choose two.) 100BASE-5 100BASE2 1000BASE-F…
1 How is a MAC address represented?four groups of eight binary digits separated by a decimal pointfour Base10 digits separated by a decimal pointsix hexadecimal digits*** twelve hexadecimal digitstwenty-four Base10 digits2 Which of the following are specified by IEEE standards as sublayers of the OSI data link layer? (Choose two.)*** Logical Link ControlLogical Layer Control***…
1 Which layer of the OSI model covers physical media? * Layer 1 Layer 2 Layer 3 Layer 4 Layer 5 Layer 6 2 Which of the following companies are responsible for creating and implementing the first Ethernet LAN specifications? (Choose three.) * Intel Cisco * Digital * Xerox Microsoft Hewlett Packard 3 Which type…
1 Which of the following describes frequency? length of each wave height of each wave * number of cycles each second amount of time between each wave 2 Which of the following describe sine waves? (Choose three.) They do not continuously vary with time. * They repeat the same pattern at regular intervals. * They…
1 Which combinations of charges will be repelled by electric force? (Choose two.) neutral and neutral neutral and positive neutral and negative *positive and positive positive and negative *negative and negative 2 Select the characteristics specified by 10BaseT. (Choose three.) *twisted pair cable T style connectors *baseband transmission 10 gigabits per second data rate *10…
1 Which of the following types of networks pass a token sequentially to each host? (Choose two.) Ethernet *Token Ring *FDDI Frame Relay ISDN 2 Which of the following are ways that bandwidth is commonly measured? (Choose three.) GHzps *kbps *Mbps Nbps MHzps *Gbps 3 Which of the following are typical features that determine throughput?…