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40 Cards in this Set
- Front
- Back
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Which service is denoted by TCP/UDP port number 53?
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DNS
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Which tools allow you to troubleshoot layer 1 of the OSI model?
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ARP NETSTAT PROTOCOL ANALYZERS
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Which of the following fields are in a TCP packet?
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Sequence number, Data offset, Window
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Which feature is NOT provided by flow control
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Full duplex-Transmission
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which of the following TCP port numbers is used by SMTP?
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25
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When transmitting to a remote destination, what two things will occur adter a host has determined the IP address of the destination to which it is transmitting?
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The sending host will perform an ARP broadcast in its local subnet using the Ip address of the local router interface, The local router interface will respond with its own MAC address
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Which protocol is a distance-vector routing protocol that uses hop count as a metric?
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RIP
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Which of the following statements is NOT true regarding flow control?
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It uses a cyclic redundancy to identify and remove corrupted data.
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Which of the following protocols are used in VOIP transmissions?
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IP, UDP, RTP
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Which metric is used by the RIP version 2 protocol to determine the network path
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Hop Count
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a newly implemented IP-based video confrencinf application is causing the network to slow down. Which OSI layer needs to be addressed to resolve the problem?
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Layer 1
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Which statements are TRUE regarding a Local Area Network
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A LAN is continued to one building or campus, A LAN provides fast data transmission, A LAN is easily expandable
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Which of the following topologies is used in Wide Area Networiks?
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SONET
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Which of these applications uses the IMAP protocol to transfer information between a server and a host?
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E-mail
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what is the term used for Ethernet communication mechanism by which hosts can send and recieve data simultanesously?
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Full-Duplex
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Which layer in the Open Systems interconnection model defines an internet protocol adderess that helps in selecting the routes to the destination?
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Network
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FTP and SMTP works at which layer in the Open Systems Interconnection model?
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The application layer
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At which layer in the Open Systems Interconnection model does the flow control generally operate?
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the transport layer
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Which ICMP message is sent by a host in the network to test connectivity with another host?
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ICMP echo request message
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Which statement best describes a converged network?
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A network with a mix of voice, video, and traffic.
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Which of the following TCP port numbers is used by SMTP?
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25
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When transmitting to a remote destination, what two things will occur after a host has determined the IP address of the destination to which it is transmitting?
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The sending host will perform an ARP broadcast in its local subnet using the IP address of the local router interface
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Which of the following statements is NOT true regarding flow control?
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It uses a cyclic redundancy check to identify and remove corrupted data
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Which protocol is a distance-vector routing protocol that uses hop count as a metric?
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RIP
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Which metric is used by RIP version 2 to determine the network path?
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Hop Count
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Which of the following protocols are used in VOIP transmissions?
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IP, UDP, RTP
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which statements are TRUE regarding a LAN?
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A LAN is confined to one building or campus.
A LAN provides fast data transmission A LAN is easily expandable |
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Which of the following topologies is used in WAN's?
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SONET
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Which of these applications uses the IMAP protocol to transfer information between a server and a host?
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E-mail
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What is the term used for Ethernet communication mechanism by which hosts can send and receive data simultaneously?
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Full-duplex
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You execute the PING command from a host, but the router does not have a path to its destination. Which of the following ICMP message types will a client receive from the router?
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ICMP destination unreachable
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You are purchasing a device to upgrade your network. You need to determine the type of device required, as well as the number and type of required interfaces. The device will host three LAN subnets and a T1 Internet connection. Which of the following device and interface combinations will support this requirement without providing and unnecessary interfaces?
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A router with one serial interface and three Ethernet interfaces
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which of the following fields are in a TCP packet?
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Sequence number,
Data offset, Window, |
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which feature is NOT provided by flow control?
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Full-duplex transmission
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Which tools will allow you to troubleshoot layer 1 of the OSI model?
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ARP,
Netstat, Protocol Analyzers |
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Which service is denoted by TCP/UDP port number 53?
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DNS
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You are configuring the link between a Cisco 2950 series switch and a Cisco 2611 router. You have physically connected the routers Ethernet port to the switch using a straight-though-cable. The switch has not been configured, except for a hostname. The router's hostnaname has also been configured, and the Ethernet port has been enabled. However, you forgot to assign an IP address to the Ethernet port.
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CDP is a layer 2 protocol and does not require IP addresses to be configured.
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Which features do Cisco routers offer to migrate DDoS attacks.
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ASL's
Blackholing |
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Which of the following is not a componet of the Cisco Self-Defending network strategy used to secure the business of an organization
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Rate limiting
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Which statements represent physical security guide lines that should be followed during Cisco security deployment.
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Potential security breaches should be evaluated.
the potential impact of stolen network resources and equipment should be assessed. |
