Which item describes Layer 3 path determination in the OSI model? enables switches to find the best path to a host enables a switch to choose the next hop determines how a packet is forwarded on the same subnetwork enables a router to choose the next hop 2 MAC addresses are written using what type of numbering system? Binary Decimal Hexadecimal Octal 3 All of the following are common file formats EXCEPT. ASCII ASPCA EBCDIC JPEG 4 Which of the following are measures of speed and capacity for a network? Protocols and topology Media and throughput Throughput and bandwidth Media and topology 5 Which term describes the conversion of binary data into a form that can travel on a physical communications link? encoding decoding encrypting decrypting 6 Which item correctly describes a source address? the address of a host that receives data and information from other computers in a network the address of a host that sends data and information to other computers in a network data information that moves between computers in a network it provides a connection between computers in a network 7 Which layer is responsible for organizing bits using framing? Layer 1 Layer 2 Layer 3 Layer 4 8 Which type of routing protocol is RIP? distance vector link state hybrid spanning tree 9 How many bits are in the network and subnet portion of a class B network with a subnet mask of 255.255.240.0? 18 19 20 21 10 Why is a static route the preferred method for reaching stub networks? static routing requires less overhead static routing requires more overhead on the network this allows routers to adjust to changes in the network the routes are learned automatically 11 Which of the following is a Layer 3 device? Bridge Hub Repeater Router 12 Which of the following is the correct order for the layers of the OSI reference model? Data link, physical, transport, network, presentation, session, application Physical, data link, network, session, transport, presentation, application Physical, data link, network, transport, presentation, session, application Physical, data link, network, transport, session, presentation, application 13 To determine which wire pairs connect to which pins, a cable tester uses a feature called: Connection mapping Time Domain Reflectometry Trace route Wire mapping 14 What language is used to create web pages? HTTP SMTP FTP HTML 15 Which part of a network layer address does the router use during path determination? the host address the router address the server address the network address Which item describes Layer 3 path determination in the OSI model? enables switches to find the best path to a host enables a switch to choose the next hop determines how a packet is forwarded on the same subnetwork enables a router to choose the next hop 2 MAC addresses are written using what type of numbering system? Binary Decimal Hexadecimal Octal 3 All of the following are common file formats EXCEPT. ASCII ASPCA EBCDIC JPEG 4 Which of the following are measures of speed and capacity for a network? Protocols and topology Media and throughput Throughput and bandwidth Media and topology 5 Which term describes the conversion of binary data into a form that can travel on a physical communications link? encoding decoding encrypting decrypting 6 Which item correctly describes a source address? the address of a host that receives data and information from other computers in a network the address of a host that sends data and information to other computers in a network data information that moves between computers in a network it provides a connection between computers in a network 7 Which layer is responsible for organizing bits using framing? Layer 1 Layer 2 Layer 3 Layer 4 8 Which type of routing protocol is RIP? distance vector link state hybrid spanning tree 9 How many bits are in the network and subnet portion of a class B network with a subnet mask of 255.255.240.0? 18 19 20 21 10 Why is a static route the preferred method for reaching stub networks? static routing requires less overhead static routing requires more overhead on the network this allows routers to adjust to changes in the network the routes are learned automatically 11 Which of the following is a Layer 3 device? Bridge Hub Repeater Router 12 Which of the following is the correct order for the layers of the OSI reference model? Data link, physical, transport, network, presentation, session, application Physical, data link, network, session, transport, presentation, application Physical, data link, network, transport, presentation, session, application Physical, data link, network, transport, session, presentation, application 13 To determine which wire pairs connect to which pins, a cable tester uses a feature called: Connection mapping Time Domain Reflectometry Trace route Wire mapping 14 What language is used to create web pages? HTTP SMTP FTP HTML 15 Which part of a network layer address does the router use during path determination? the host address the router address the server address the network address In an Ethernet LAN, where does the horizontal cabling run normally terminate? A decorative raceway A ladder rack A patch panel The POP 17 Which type of connector is used with Cat 5 UTP cable? BNC RG-62 RJ-45 RS-232 18 What are most applications that work in a networked environment classified as? file storage applications network redirector applications client-server applications dialogue control applications 19 What is the term used to describe the material that data packets travel through? Track Medium Path Mode 20 Which OSI model layer provides negotiation of data transfer syntax? Presentation Application Transport Network 21 Why should the relative humidity in the wiring closet be kept between 30-50%? To prevent fiber optic wires from becoming brittle To prevent serious corrosion of the copper wires To prevent the cable from igniting To prevent the cable shrinking 22 Which of the following are sublayers of the Data Link layer? ACL, LMC MAC, LAC MAC, LLC OSI, LLC 23 What does the twisting of the wires do in a CAT-5 cable? makes it thinner makes it less expensive limits signal degradation allow 6 pairs to fit in the space of 4 pairs 24 Which pair of organizations has had the greatest impact on networking media standards? UTP/STP TIA/EIA IEEE/IE Underwriters Laboratories 25 Which item best describes an extended star topology? LAN topology in which each of the end nodes of the core topology is acting as the center of its own star topology LAN topology in which transmissions from network stations propagate the length of a single coaxial cable and are received by all other stations LAN topology in which end points on a network are connected to a common central switch by point-to-point links LAN topology where central points on a network are connected to a common central switch by linear links 26 Which kind of cable would be used to directly connect two PCs to form a network? fiber optic cable standard UTP cable UTP rollover cable UTP crossover cable 27 What is the opposition to the movement of electrons as they move through materials? current resistance ohms voltage 28 Which protocol can find the MAC address of a computer given its IP address? RARP DHCP ARP Proxy RARP 29 What is exchanged to provide communication between two hosts' source and destination OSI peer layers? Packet datagrams Packet data units Protocol datagrams Protocol data units 30 Which type of protocol is used for communication between routers to maintain tables? Non-routable Routable Routed Routing Which term refers to the amount of data that can be transmitted before receiving an acknowledgement? window size closed connection two way handshake expectational acknowledgement 32 As a user generates information to be sent on the network, what are the steps of the data encapsulation process? Data, frame, segment, packet, bits Data, packet, frame, segment, bits Data, packet, segment, frame, bits Data, segment, packet, frame, bits 33 Which simple protocol exchanges datagrams, without acknowledgements or guaranteed delivery? TCP ASP TCP/IP UDP 34 Which fiber mode characteristic is recommended for inter-building connectivity? single-mode multi-mode intra-mode inter-mode 35 Which of the following is a Layer 1 device? Bridge Hub Router Switch 36 Which layer is responsible for regulating the flow of information from source to destination, reliably and accurately? Application Presentation Session Transport 37 Which item is a characteristic of a collision domain? all computers on a single shared access media all computers sharing a single IP address all computers sharing a single MAC address all computers within a WAN 38 What is a network layer protocol that can be routed? IP ISP NetBEUI ARP 39 What is the length of a MAC address? 12 bits 24 bits 38 bits 48 bits 40 What is a reason to use data encryption? To compress sensitive data. To protect sensitive information during transmission. To determine the order that sensitive data packets are sent. To determine the frequency with which sensitive data is transmitted.