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Refers to the transmission of this digital data between two or more computers and a computer network or data network that allows computers to exchange data.
When a client connects to an HTTP server by the use of a randomly generated source port number, what destination port number will the HTTP server use when building a response?
An _____ is a private connection of LANs and WANs that belongs to an organization, and is designed to be accessible only by the members and employees of the organization, or others with authorization.
A collision fragment, also known as a _____ frame, is a frame of fewer than 64 bytes in length.
At which layers of the OSI model does Ethernet function? (Choose two.)
Which two statements describe intermediary devices? (Choose two.)
What method can be used by two computers to ensure that packets are not dropped because too much data is being sent too quickly?
What organization is responsible for the overall management and development of Internet standards?
A company is contemplating whether to use a client/server or a peer-to-peer network. What are three characteristics of a peer-to-peer network? (Choose three.)
What is a characteristic of a contention-based access method?
Which of the following TCP/IP protocols exist at the transport layer of the TCP/IP reference model? (Choose two.)
What is the name given to a one-to-many message delivery option?
In fiber optic meda, the signals are represented as patterns of _____
A _____ address is defined as a reserved address that routes packets back to the host
Which value, that is contained in an IPv4 header field, is decremented by each router that receives a packet?
Which action is performed by a client when establishing communication with a server via the use of UDP at the transport layer?
What is a common protocol that is used with peer-to-peer applications such as WireShare, Bearshare, and Shareaza?
Which field in an Ethernet frame is used for error detection?
An ______ is a private connection of LANs and WANs that belongs to an organization, and is designed to be accessible only by the members and employees of the organization, or others with authorization.
What two criteria are used to help select a network medium from various network media? (Choose two.)
What happens when two devices on the same subnet are communicating?
What happens to frames that are too long or too short for the channel used?
What are the contents of the data field in a frame?
Which of the following IPv4 addresses would be used in a private network?
During a routine inspection, a technician discovered that software that was installed on a computer was secretly collecting data about websites that were visited by users of the computer. Which type of threat is affecting this computer?
Which two Internet connection options do not require that physical cables be run to the building? (Choose two.)
Which area of the network would a college IT staff most likely have to redesign as a direct result of many students bringing their own tablets and smartphones to school to access school resources?
Which standard specifies the Ethernet MAC sublayer functionality in a computer NIC?
Which two files are loaded into RAM by the router when it boots? (Choose two.)
The TCP/IP application layer effectively consists of which three OSI layers?
To save time, IOS commands may be partially entered and then completed by typing which key or key combination?
Which two statements are true regarding the user EXEC mode? (Choose two.)
What is an advantage of UDP over TCP?
Which interface command must be entered in a Layer 3 switch before IPv4 address can be assigned to the interface?
Which organization is responsible for the standard that defines Media Access Control for wired Ethernet?
Which device acts as gateway to allow hosts to send traffic to remote IP networks?
What name is given to a group of interrelated protocols necessary to perform a communication function?
What is the transport layer PDU?
The farther you are from the central office when utilizing a DSL connection, the _____ the connection speed
During the boot process, in what memory location will the router bootstrap program look for the IOS image if a TFTP server is not used?
What is a characteristic of a WAN hub-and-spoke topology?
What is the purpose of the network address?
What is a group of web pages that groups of individuals can edit and view together called?
How does the network layer use the MTU value?
Which two statements are true of the deterministic access method?(Choose two.)
What process is used to place one message inside another message for transfer from the source to the destination?
What is the purpose of the physical link control field in a data link layer header?
A network administrator needs to keep the user ID, password, and session contents private when establishing remote CLI connectivity with a switch to manage it. Which access method should be chosen?
Which address is a multicast MAC address?
Within a production network, what is the purpose of configuring a switch with a default gateway address?
Which feature on a Cisco router permits the forwarding of traffic for which there is no specific route?
Which three fields are used in a UDP segment header? (Choose three.)
What is a characteristic of UDP?
A technician configures a switch with these commands: SwitchA(config)# interface vlan 1 SwitchA(config-if)#ip address 192.168.1.1 255.255.255.0 SwitchA(config-if)# no shutdown What is the technician configuring?
A user is unable to access the company server from a computer. On issuing the ipconfig command, the user finds that the IP address of the computer is displayed as 169.254.0.2. What type of address is this?
Which type of IPv6 address is not routable and used for communication on a single subnet?
Which application use UDP as the transport layer protocol?
Why is DHCP preferred for use on large networks?
What is a network infrastructure that provides access to other networks over a wide geographic area?
For which three reasons was a packet switched connectionless data communications technology used when developing the Internet (Choose three.)
What three protocols do email users and servers use to process email? (Choose three.)
Which action is taken by a Layer 2 switch when it receives a Layer 2 broadcast frame?
What is the primary purpose of ARP?
Which TCP/IP model layer is responsible for providing the best path through the network?
Which two connection options provide an always-on, high-bandwidth Internet connection to computers in a home office? (Choose two.)
During troubleshooting procedures, from which location will most Cisco routers load a limited IOS
What is assigned by the transport layer to identify an application or service?
Which logical address is used for delivery of data to a remote network?
What is a wiki?
Why would a technician enter the command copy startup-config running config?
A network administer has forgotten the argument of an IOS command. How would the administrator get help from the IOS CLI to complete the command correctly?
What are the primary requirements of information security? (Choose three.)
Which two statement describe broadcast transmissions on a wired network? (Choose two.)
The shortest compressed format of the IPv6 address 2001: 0DB8:0000:1470:0000:0000:0000:0200 is _____
Which message delivery option is used when all devices need to receive the same message simultaneously?
Which statement describes a feature of an IOS host name configuration?
A data center has recently updated a physical server to host multiple operating systems on a single CPU. The data center can now provide each customer with a separate web server without having to allocate an actual discrete server for each customer. What is the network trend that is being implemented by the data center in this situation?
A ______ address is defined as a reserved address that routes packets back to the host
Which address is used as a destination address on a broadcast Ethernet frame?
Which statement is true about an interface that is configured with the IPv6 address command?
Which command or key combination allows a user to return to the previous level in the command hierarchy?
An employee at a branch office is creating a quote for a customer. In order to do this, the employee needs to access confidential pricing information from internal servers at the Head Office. What type of network would the employee access?
What is the purpose of using a source port number in a TCP communication?
An administrator measured the transfer of usable data across a 100 Mb/s physical channel over a given period of time and obtained 60 Mb/s. Which kind of measurement did the administrator obtain
What is the function of the kernel of an operating software?
What will a network administrator use to modify a configuration on a Cisco router?
A user is attempting to access http://www.cisco.com/ without success. Which two configuration values must be set on the host to allow this access? (Choose two.)
Which of the following are business-class Internet connection technologies normally supplied by a service provider? (Choose two.)
When the command “Switch(config)# hostname EaSt2+56” is entered in a Cisco IOS device using the CLI, what will be returned in the CLI?
Which technology would be best to provide a home user with a highspeed, always-on Internet connection?
During a routine inspection, a technician discovered that software that was installed on a computer was secretly collecting data about websites that were visited by users of the computer. Which type of threat is affecting this computer
What command will prevent all unencrypted passwords from displaying in plain text in a configuration file?
What are the parts of an IPv4 address? (Choose two.)
In which scenario would the use of a WISP be recommended?
When transporting data from real-time applications, such as streaming audio and video, which field in the IPv6 header can be used to inform the routers and switches to maintain the same path for the packets in the same conversation?
How is the Cisco IOS generally accessed and navigated?
What is and advantage of using standards to develop and implement protocols?
A client is downloading a large file from a server using FTP. Many of the segments are lost during transit. What will most likely happen?
What is initially entered at the CLI of the Cisco IOS when typing a command sequence?
What type of protocol describes communication over a data link and the physical transmission of data on the network media?
Your organization is issued the IPv6 prefix of 2001:0000:130F::/48 by your service provider. With this prefix, how many bits are available for your organization to create subnetworks?
Which two engineering organizations define open standards and protocols that apply to the data link layer?
What happens if part of an FTP message is not delivered to the destination?
The Ethernet _____ sublayer is responsible for communicating directly with the physical layer.
What is the Cisco IOS?
What are two functions of end devices on a network? (Choose two.)
What are two benefits of collaboration and video-on-demand applications? (Choose two.)
What three functions are defined by network protocols to allow communication between known source and destination IP addresses? (Choose three.)
Which of the following elements do both human and computer communication systems have in common? (Choose three.)
Which PDU is processed when a host computer is de-encapsulating a message at the transport layer of the TCP/IP model?
Which devices would be considered end devices on a network? (Choose four.)
A network administrator has borrowed 3 bits from the 10.20.0.0/25 network to create subnets. The administrator then decided to use the first subnet for point-to-point serial WAN connections each requiring two addresses. How many WAN connections can the administrator address using only the first subnet if he is using VLSM?
What type of information would be found on a logical topology diagram?
Which two message timing mechanisms are used in data communication? (Choose two.)
Which type of network design combines voice, video, and data on the same communication channel?
Which organization develops the 802 family of standard for wired and wireless LANs and MANs?
Which statement describes a characteristic of the frame header fields of the data link layer?
A web client is sending a request for a webpage to a web server. From the perspective of the client, what is the correct order of the protocol stack that is used to prepare the request for transmission?
Which statement correctly describes frame encoding?
What is an advantage of using standards to develop and implement protocols?
Which OSI reference model layer is responsible for common representation of the data transferred between application layer services?
What is an advantage that UDP has over TCP?
Which device performs the function of determining the path that messages should take through internet works?
Which procedure is used to access a Cisco 2960 switch when performing an initial configuration in a secure environment?
The 8-bit binary value for 41 is _____
What command will display a list of keywords available for viewing the status of an IOS switch?
Why would a network administrator use the CLI of the Cisco IOS?
What does UDP do when receiving messages that are more than one datagram in length?
Which term describes the state of a network when the demand on the network resources exceeds the available capacity?
What is the purpose of protocols in data communications?
Which of the following are disadvantages of peer-to-peer networking? (Choose two.)
What is a converged network?
In fiber optic meda, the signals are represented as patterns of _____
In which scenario would the use of a WISP be recommended
Which is a function of the Logical Link Control (LLC) sublayer?
A router has a valid operating system and a configuration file stored in NVRAM. The configuration file contains an enable secret password but no console password. When the router boots up, which mode will display?
What is true about the Ethernet MAC address? (Choose three.)
Which two functions or operations are performed by the MAC sublayer? (Choose two.)
What range of ports can either be used by TCP or UDP to identify the requested service on the destination device or as a client source port?
What is the minimum and maximum Ethernet frame size as defined by IEEE 802.3?
Where is the configuration used during startup on Cisco IOS devices located?
What are the primary purposes of the transport layer? (Choose three.)
What are the primary functions associated with data encapsulation at the Ethernet MAC sublayer? (Choose three.)
Which of the following are examples of proprietary protocols? (Choose two.)
What happens when a data collision occurs on an Ethernet bus?
Which TCP header field specifies the number of bytes that can be accepted before an acknowledgement is required?
What type of communication will send a message to all devices on a local area network?
A new department has been established with 511 hosts that require addresses. Currently the company uses the 10.20.0.0/16 address space. How many bits must the network administrator borrow to provide addresses for this subnet without wasting addresses?
What is the name given to the Ethernet MAC sublayer PDU?
What type of delivery uses data link layer addresses?
Which of the following OSI model layers have the same functionality as the network access layer in the TCP/IP model? (Choose two.)
An administrator has just changed the IP address of an interface on an IOS device. What else must be done in order to apply those changes to the device?
Which statement describes a network that supports QoS?
What is the command netstat –r used for?
What type of address is 01-00-5E-0A-00-02?
What is encrypted with the enable secret command?
What makes fiber preferable to copper cabling for interconnecting buildings? (Choose three.)
Which message timing factor impacts how much information can be sent and the speed at which it can be delivered?
What are two functions that are provided by the network layer? (Choose two.)
What is a fault-tolerant network?
A user who is unable to connect to the file server contacts the help desk. The helpdesk technician asks the user to ping the IP address of the default gateway that is configured on the workstation. What is the purpose for this command?
Which two factors influence the method that is used for media access control? (Choose two.)
A _____ network is able to expand to accept new devices and applications without affecting performance.
Which organization is responsible for developing communications standards for Voice over IP (VoIP) devices?
Which type of traffic must receive the highest priority from QoS?
The last host address on the 10.15.25.0/24 network is _____
Which term defines the processing capabilities of a switch by rating how much data can be processed per second?
Which two components are added to the PDU at the network access layer? (Choose two.)
Which entities are involve in a temporary communication that is established by the transport layer?
A network administrator notices that the default gateway devices sends an ICMP Redirect message to the workstation when the workstation tries to connect to file server on another network. What is the purpose for this ICMP message?
What type of connection to a Cisco IOS switch is used to make the initial configuration?
What is the primary defense against unauthorized remote access to network devices?
What are the purpose and functions of the physical layer in data networks? (Choose two.)
When is a wired connection preffered to a wireless connection by an end-user device?
Which of these statements regarding UTP network cabling are true? (Choose two.)
Which statement accurately describes public IP addresses?
On Ethernet networks, the hexadecimal address FF-FF-FF-FF-FF-FF represent the _____ MAC address.
Which number or set of numbers represents a socket?
A network administrator is designing a new network infrastructure that includes both wired and wireless connectivity. Under which situation would a wireless connection be recommended?
The farther you are from the central office when utilizing a DSL connection, the ______ the connection speed
Which statement is correct about network protocols?
What type of IPv6 address should be used for communication that is limited to a single network segment?
Which entities are involved in a temporary communication that is established by the transport layer?
Which destination address is used in an ARP request frame?
Which application layer protocol allows users on one network to reliably transfer files to and from a host on another network?
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