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Which statement is true about MAC addresses:The first three bytes are used by the vendor assigned OUI
Which statement is true about peer-to-peer applications: They require each end device to provide a user interface and run a background service
Which statement is true about the running configuration file in a Cisco IOS device: It affects the operation of the device immediately when modified.
Match the description to the common IOS CLI access method: 
Which statement is true about the TCP/IP and OSI models:The TCP/IP transport layer and OSI Layer 4 provide similar services and functions.
Which address provides a unique host address for data communications at the internet layer:logical address
Which subnet would include the address 192.168.1.96 as a usable host address: 192.168.1.64/26
Which technology provides a solution to IPv4 address depletion by allowing multiple devices to share one public IP address: NAT
Which term defines the processing capabilities of a switch by rating how much data can be processed per second: forwarding rate
Which three fields are used in a UDP segment header: Length, Source Port, Checksum
Which three IP addresses are private:10.1.1.1*172.16.4.4*192.168.5.5
Which three IP addresses are private: 10.1.1.1;172.16.4.4;192.168.5.5
Which three layers of the OSI model provide similar network services to those provided by the application layer of the TCP/IP model:session layer*application layer*presentation layer*
Which two tasks are functions of the presentation layer:compression*encryption
Select three protocols that operate at the Application Layer of the OSI model:FTP*POP3*DHCP*
Which three statements characterize the transport layer protocols: TCP and UDP port numbers are used by application layer protocols.TCP uses windowing and sequencing to provide reliable transfer of data.TCP is a connection-oriented protocol. UDP is a connectionless protocol.
Which two actions can be taken to prevent a successful attack on an email server account:Never send the password through the network in a clear text;Limit the number of unsuccessful attempts to log in to the server.
Which two applications use UDP as the transport layer protocol: DNS queries, DHCP
Which two characters are allowed as part of the hostname of a Cisco device: numbers;underline
Which two commands can be used on a Windows host to display the routing table:route print*netstat -r
A computer has to send a packet to a destination host in the same LAN. How will the packet be sent:The packet will be sent directly to the destination host.
Which command displays a summary chart of all router interfaces, their IP addresses, and their current operational status:show ip interface brief
Which two components are added to the PDU at the network access layer: trailer; frame header
Which two components are necessary for a wireless client to be installed on a WLAN: wireless NIC;wireless client software
Which two definitions accurately describe the associated application layer protocol: Telnet - provides remote access to servers and networking devices; DNS - resolves Internet names to IP addresses
Which two devices do not require an IP address in order to operate on a network: hubs, switches
Which two engineering organizations define open standards and protocols that apply to the data link layer: International Organization for Standardization (ISO);International Telecommunication Union (ITU)
Which two factors influence the method that is used for media access control: how the connection between nodes appears to the data link layer; how nodes share the media
Which two files are loaded into RAM by the router when it boots: startup configuration; IOS image
Which two files, if found, are copied into RAM as a router with the default configuration register setting boots up:startup configuration*IOS image file
Which two functions or operations are performed by the MAC sublayer: It is responsible for Media Access Control; It adds a header and trailer to form an OSI Layer 2 PDU
Which two ICMP messages are used by both IPv4 and IPv6 protocols:protocol unreachable*route redirection
Which two interfaces will allow access via the VTY lines to configure the router:WAN interfaces;LAN interfaces
A technician is manually configuring a computer with the necessary IP parameters to communicate over the corporate network. The computer already has an IP address, a subnet mask, and a DNS server. What else has to be configured for Internet access:the default gateway address
Which three commands are used to set up a password for a person who attaches a cable to a new router so that an initial configuration can be performed:password cisco*line console 0*login
Which two Internet connection options do not require that physical cables be run to the building: cellular,satellite
What is a characteristic of circuit-switched networks: If all circuits are busy, a new call cannot be placed.
Requiring strong, complex passwords is a practice that supports which network security goal: ensuring data confidentiality
What two criteria are used to help select network media: the distance the media can successfully carry a signal;the environment where the media is to be installed
Which statement describes a network that supports QoS: The network provides predictable levels of service to different types of traffic.
Refer to the exhibit.Which set of devices contains only intermediary devices: A, B, D, G
Which device performs the function of determining the path that messages should take through internetworks: a router
Which tool provides real-time video and audio communication over the Internet so that businesses can conduct corporate meetings with participants from several remote locations: TelePresence
Which two Internet solutions provide an always-on, high-bandwidth connection to computers on a LAN?: DSL,cable
What type of network must a home user access in order to do online shopping: the Internet
What are two functions of intermediary devices on a network: They direct data along alternate pathways when there is a link failure,They filter the flow of data, based on security settings.
Which two message timing mechanisms are used in data communications: response timeout; flow control
Which two notations are useable nibble boundaries when subnetting in IPv6: /68;/64
Which two parts are components of an IPv4 address:network portion*host portion
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