Informationssystem
1. Semester Fachhochschule Luzern - Prüfungsvorbereitung CCNA
1. Semester Fachhochschule Luzern - Prüfungsvorbereitung CCNA
Which application layer protocol allows administrators to log into a server from remote locations and control a server as though logged in locally?
A network technician has made a UTP cable that is terminated as T568A on one end and T568B on the opposite end. What type of cable has been constructed?
Which application belongs to the category of the client/server model?
Refer to the exhibit. Which two layers of the OSI model describe the same functions as the transport and internet layers of the TCP/IP model? (Choose two.)
What command can be used to troubleshoot domain name resolution issues?
Refer to the exhibit. For connecting two routers with an Ethernet crossover cable, which interface should be used?
A technician is asked to secure the privileged EXEC mode of a switch by requiring a password. Which type of password would require this login and be considered the most secure?
Which three addresses belong to the category of public IP addresses? (Choose three.)
Refer to the exhibit. What two facts can be determined from the session information that is displayed? (Choose two.)
Which communication tool allows real-time collaboration?
Which prompt is associated with the privileged exec mode?
What is the effect of the command copy running-config tftp?
Refer to the exhibit. Which type of network design is shown?
Refer to the exhibit. A network administrator remotely accesses the CLI of RouterB from PC1 using Telnet. Which statement is true about this connection?
A network technician wants to connect host A to the console of a Cisco switch to initialize the configuration. What type of cable is required for this connection?
A technician makes several changes to the running configuration on a router, but the desired results are not achieved. The technician issues the reload command. What action will be taken by the router?
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Which of the following are the address ranges of the private IP addresses? (Choose three.)
Which two functions of the OSI model occur at layer two? (Choose two.)
Refer to the exhibit. What function does router RT_A need to provide to allow Internet access for hosts in this network?
What is true regarding network layer addressing? (Choose three.)
Refer to the exhibit. Host A attempts to establish a TCP/IP session with host C. During this attempt, a frame was captured with the source MAC address 0050.7320.D632 and the destination MAC address 0030.8517.44C4. The packet inside the captured frame has
Refer to the exhibit. Assume all devices are using default configurations. How many subnets are required to address the topology that is shown?
A technician is asked to secure the privileged EXEC mode of a switch by requiring a password. Which type of password would require this login and be considered the most secure?
Refer to the exhibit. A technician is working on a network problem that requires verification of the router LAN interface. What address should be pinged from this host to confirm that the router interface is operational?
Which OSI layer does IP rely on to determine whether packets have been lost and to request retransmission?
When connectionless protocols are implemented at the lower layers of the OSI model, what is usually used to acknowledge that the data was received and to request the retransmission of missing data?
Refer to the exhibit. Host C is able to ping 127.0.0.1 successfully, but is unable to communicate with hosts A and B in the organization. What is the likely cause of the problem?
Refer to the exhibit. Which list refers only to end devices?
Refer to the exhibit. Host A sends a frame with the destination MAC address as FFFF.FFFF.FFFF. What action will the switch take for this frame?
Which subnet mask will allow 2040 hosts per subnet on the IP network 10.0.0.0?
Refer to the exhibit. RouterB is configured properly. The Ethernet interface Fa0/0 of RouterA is configured with the use of the commands that are shown. However, a ping from the Fa0/0 interface of RouterA to the Fa0/0 interface of RouterB is unsuccessful.
To send data through a network, what two flags are used to establish a session? (Choose two.)
Which statement is true about the TTL value of an IPv4 packet?
Refer to the exhibit. Communication for hosts X and Y is restricted to the local network. What is the reason for this?
What type of network is maintained if a server takes no dedicated role in the network?
A routing issue has occurred in your internetwork. Which of the following type of devices should be examined to isolate this error?
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Cartes-fiches
Which prompt is associated with the privileged exec mode?
A technician wishes to connect two computers to move data from one to the other before reloading the operating system. The NICs on both PCs do not support autosensing feature. Which procedure will satisfy the requirement?
Refer to the exhibit. Interface Fa0/0 on router A is generating excessive broadcast traffic. Which LAN segments will affected by the excessive broadcasts?
Two routers are connected via their serial ports in a lab environment. The routers are configured with valid IP addresses, but they cannot ping each other. The show interface serial0/0 command shows that the serial0/0 interface is up but the line protocol
Refer to the exhibit. Which layered network model is shown in the diagram?
Refer to the exhibit. Host A is unable to reach host B on the remote network. A technician attempted to ping the local gateway and the ping was successful. To verify the host configuration, the technician issued the ipconfig command. What is the likely ca
An organization has been assigned network ID 10.10.128.0 and subnet mask 255.255.224.0. Which IP address range can be used for this organization?
When must a router serial interface be configured with the clock rate command?
Due to a security violation, the router passwords must be changed. What information can be learned from the following configuration entries? (Choose two.)
Router(config)# line vty 0 3
Router(config-line)# password c13c0
Router(config-line)# login
Which of the following are the address ranges of the private IP addresses? (Choose three.)
Which password is automatically encrypted when it is created?
Refer to the exhibit. A network technician is trying to determine the correct IP address configuration for Host A. What is a valid configuration for Host A?
Refer to the exhibit. What function does router RT_A need to provide to allow Internet access for hosts in this network?
Which prompt represents the appropriate mode used for the copy running-config startup-config command ?
Refer to the exhibit. A technician is working on a network problem that requires verification of the router LAN interface. What address should be pinged from this host to confirm that the router interface is operational?
Refer to the exhibit. The tracert command is initiated from PC1 to PC4. Which device will send a response to the initial tracert packet from PC1?
Which information is used by the router to determine the path between the source and destination hosts?
Refer to the exhibit. A PC is communicating with another PC on a remote network. The two networks are connected by three routers. Which action will help to identify the path between the hosts?
Refer to the exhibit. The diagram represents the process of sending e-mail between clients. Which list correctly identifies the component or protocol used at each numbered stage of the diagram?
Refer to the exhibit. The router of the company failed and was replaced. After the replacement, hosts C and D in the Education office are able to ping each other, but they are unable to access the hosts in the Accounts office. What is the likely cause
Refer to the exhibit. Host A and B are unable to communicate with each other. What is the reason for this?
Refer to the exhibit. Host B attempts to establish a TCP/IP session with host C. During this attempt, a frame was captured at the FastEthernet interface fa0/1 of the San Francisco router. The packet inside the captured frame has the source IP address
Refer to the exhibit. While configuring a network, a technician wired each end of a Category 5e cable as shown. Which two statements are true about this setup? (Choose two.)
Refer to the exhibit. Host A sends a frame with the destination MAC address as FFFF.FFFF.FFFF. What action will the switch take for this frame?
Well-known services and applications use which range of TCP/UDP port numbers?
Which three IPv4 addresses represent subnet broadcast addresses? (Choose three.)
Which three statements are true about network layer addressing? (Choose three.)
Which OSI layer addressing is required to route packets between two networks?
What type of network is maintained if a server takes no dedicated role in the network?
Refer to the exhibit. Host A is requesting a web page from the web server. Which option represents the socket to which the request is made?
A routing issue has occurred in your internetwork. Which of the following type of devices should be examined to isolate this error?
Which statement describes the correct use of addresses to deliver an e-mail message from HostB to the e-mail service that is running on ServerA?
Refer to the exhibit. Host A is configured with the correct IP address for the default gateway of the router R1 FastEthernet0/1 interface. How will a packet that is sent from host A to host B be handled by the devices on the network?
Which option correctly identifies the interface or interfaces used to connect the router to a CSU/DSU for WAN connectivity?
Serial 1
Serial 0
Refer to the exhibit. Host A is unable to reach host B on the remote network. A technician attempted to ping the local gateway and the ping was successful. To verify the host configuration, the technician issued the ipconfig command. What is the likel
How many host addresses may be assigned when using the 128.107.0.0 network address with a subnet mask of 255.255.248.0?
Which application layer protocol allows administrators to log into a server from remote locations and control a server as though logged in locally?
During the encapsulation process, what is the PDU of the internet layer?
