ITS 1 - LEARN 4 - 11
Übung für Klausur
Übung für Klausur
A network administrator for a small campus network has issued the show ip interface brief command on a switch. What is the administrator verifying with this command?
Which statement is true about CDP on a Cisco device?
Refer to the exhibit. An administrator is trying to troubleshoot connectivity between PC1 and PC2 and uses the tracert command from PC1 to do it. Based on the displayed output, where should the administrator begin troubleshooting?
When should an administrator establish a network baseline?
Refer to the exhibit. Baseline documentation for a small company had ping round trip time statistics of 36/97/132 between hosts H1 and H3. Today the network administrator checked connectivity by pinging between hosts H1 and H3 that resulted in a round trip time of 1458/2390/6066. What does this indicate to the network administrator?
Which command will backup the configuration that is stored in NVRAM to a TFTP server?
What is the purpose of issuing the commands cd nvram: then dir at the privilege exec mode of a router?
Which two steps are required before SSH can be enabled on a Cisco router? (Choose two.)
What is the purpose of using SSH to connect to a router?
A network administrator is issuing the login block-for 180 attempts 2 within 30 command on a router. Which threat is the network administrator trying to prevent?
What is the purpose of the network security authentication function?
Which firewall feature is used to ensure that packets coming into a network are legitimate responses initiated from internal hosts?
Which two actions can be taken to prevent a successful network attack on an email server account? (Choose two.)
Which type of network threat is intended to prevent authorized users from accessing resources?
Some routers and switches in a wiring closet malfunctioned after an air conditioning unit failed. What type of threat does this situation describe?
Which two statements describe how to assess traffic flow patterns and network traffic types using a protocol analyzer? (Choose two.)
A network administrator for a small company is contemplating how to scale the network over the next three years to accommodate projected growth. Which three types of information should be used to plan for network growth? (Choose three.)
Missing Answer:
- listing of the current employees and their role in the company
Which two traffic types require delay sensitive delivery? (Choose two.)
Which network design consideration would be more important to a large corporation than to a small business?
A newly hired network technician is given the task of ordering new hardware for a small business with a large growth forecast. Which primary factor should the technician be concerned with when choosing the new devices?
Match the characteristics to the correct type of fiber. (Not all options are used.)
Fill in the blank.
What acronym is used to reference the data link sublayer that identifies the network layer protocol encapsulated in the frame? _____
LLC
Fill in the blank.
The term __________ indicates the capacity of a medium to carry data and it is typically measured in kilobits per second (kb/s) or megabits per second (Mb/s).
bandwidth
What is the function of the CRC value that is found in the FCS field of a frame?
As data travels on the media in a stream of 1s and 0s how does a receiving node identify the beginning and end of a frame?
What is contained in the trailer of a data-link frame?
Refer to the exhibit. Which statement describes the media access control methods that are used by the networks in the exhibit?
Which statement describes an extended star topology?
Which method of data transfer allows information to be sent and received at the same time?
What is true concerning physical and logical topologies?
What are two services performed by the data link layer of the OSI model? (Choose two.)
Which layer of the OSI model is responsible for specifying the encapsulation method used for specific types of media?
A network administrator is designing the layout of a new wireless network. Which three areas of concern should be accounted for when building a wireless network? (Choose three.)
False Answer Missing:
- packet collision
Why are two strands of fiber used for a single fiber optic connection?
What is one advantage of using fiber optic cabling rather than copper cabling?
Which type of connector does a network interface card use?
Refer to the exhibit. What is wrong with the displayed termination?
Refer to the exhibit. The PC is connected to the console port of the switch. All the other connections are made through FastEthernet links. Which types of UTP cables can be used to connect the devices?​
What technique is used with UTP cable to help protect against signal interference from crosstalk?
Which characteristic describes crosstalk?
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Cartes-fiches
What statement describes a characteristic of MAC addresses?
Which two statements describe features or functions of the logical link control sublayer in Ethernet standards? (Choose two.)
What statement describes Ethernet?
What are the two sizes (minimum and maximum) of an Ethernet frame? (Choose two.)
What happens to runt frames received by a Cisco Ethernet switch?
Match the command with the device mode at which the command is entered. (Not all options are used.)
Open the PT Activity. The enable password on all devices is cisco.
Perform the tasks in the activity instructions and then answer the question.
For what reason is the failure occurring?
Which characteristic describes an IPv6 enhancement over IPv4?
Which three commands are used to set up secure access to a router through a connection to the console interface? (Choose three.)
False Answer Missing:
- enable secret cisco
What is the purpose of the startup configuration file on a Cisco router?
A router boots and enters setup mode. What is the reason for this?
Which two pieces of information are in the RAM of a Cisco router during normal operation? (Choose two.)
What are two types of router interfaces? (Choose two.)
Following default settings, what is the next step in the router boot sequence after the IOS loads from flash?
Which statement describes a hardware feature of a Cisco 1941 router that has the default hardware configuration?
What routing table entry has a next hop address associated with a destination network?
What type of route is indicated by the code C in an IPv4 routing table on a Cisco router?
Refer to the exhibit. R1 receives a packet destined for the IP address 192.168.2.10. Out which interface will R1 forward the packet?
Refer to the exhibit. Which route from the PC1 routing table will be used to reach PC2?
What is one advantage that the IPv6 simplified header offers over IPv4?
What IPv4 header field identifies the upper layer protocol carried in the packet?
Which field in the IPv4 header is used to prevent a packet from traversing a network endlessly?
When a connectionless protocol is in use at a lower layer of the OSI model, how is missing data detected and retransmitted if necessary?
What are two characteristics of IP? (Choose two.)
Which characteristic of the network layer in the OSI model allows carrying packets for multiple types of communications among many hosts?
Match each description with an appropriate IP address. (Not all options are used.)
Fill in the blank.
What is the decimal equivalent of the hex number 0x3F? ________
63
Fill in the blank.
The binary equivalent of the decimal number 232 is _____________
11101000
Fill in the blank.
The decimal equivalent of the binary number 10010101 is __________ .
149
What field content is used by ICMPv6 to determine that a packet has expired?
A user is executing a tracert to a remote device. At what point would a router, which is in the path to the destination device, stop forwarding the packet?
What is indicated by a successful ping to the ::1 IPv6 address?
What is the purpose of ICMP messages?
Which two things can be determined by using the ping command? (Choose two.)
Which protocol supports Stateless Address Autoconfiguration (SLAAC) for dynamic assignment of IPv6 addresses to a host?
An administrator wants to configure hosts to automatically assign IPv6 addresses to themselves by the use of Router Advertisement messages, but also to obtain the DNS server address from a DHCPv6 server. Which address assignment method should be configured?
What are three parts of an IPv6 global unicast address? (Choose three.)
What are two types of IPv6 unicast addresses? (Choose two.)
What type of address is automatically assigned to an interface when IPv6 is enabled on that interface?
Which of these addresses is the shortest abbreviation for the IP address:
3FFE : 1044 : 0000 : 0000 : 00AB : 0000 : 0000 : 0057?
Missing False Answer:
- 3FFE : 1044 : 0000 : 0000 : 00AB :: 0057
