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
Fill in the blank.
_________ defines the protocols and technologies that implement the transmission of voice data over an IP network
VoIP
A network technician issues the arp -d * command on a PC after the router that is connected to the LAN is reconfigured. What is the result after this command is issued?
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?
