Cisco vraag 80 t/m 152 (min de laatjes met tabellen dat je vakjes moet verplaatsen)
Which domain name would be an example of a top-level domain?
.com
What are the three ranges of IP addresses that are reserved for internal private use? (Choose three.)
10.0.0.0/8, 172.16.0.0/12, 192.168.0.0/16
What is the binary representation of 0xCA?
11001010
Which subnet would include the address 192.168.1.96 as a usable host address?
192.168.1.64/26
Refer to the exhibit. Consider the IP address of 192.168.10.0/24 that has been assigned to a high school building. The largest network in this building has 100 devices. If 192.168.10.0 is the network number for the largest network, what would be the network number for the next largest network, which has 40 devices?
192.168.10.128
Which three addresses are valid public addresses? (Choose three.)
198.133.219.17, 128.107.12.117, 64.104.78.227
What subnet mask is needed if an IPv4 network has 40 devices that need IP addresses and address space is not to be wasted?
255.255.255.192
A network administrator wants to have the same subnet mask for three subnetworks at a small site. The site has the following networks and numbers of devices: Subnetwork A: IP phones - 10 addresses Subnetwork B: PCs - 8 addresses Subnetwork C: Printers - 2 addresses What single subnet mask would be appropriate to use for the three subnetworks?
255.255.255.240
How many usable IP addresses are available on the 192.168.1.0/27 network?
30
How many hosts are addressable on a network that has a mask of 255.255.255.248?
6
Refer to the exhibit. An administrator is testing connectivity to a remote device with the IP address 10.1.1.1. What does the output of this command indicate?
A router along the path did not have a route to the destination.
Refer to the exhibit. If host A sends an IP packet to host B, what will the destination address be in the frame when it leaves host A?
BB:BB:BB:BB:BB:BB
Which two tasks are functions of the presentation layer? (Choose two.)
Compression, encryption
A wireless host needs to request an IP address. What protocol would be used to process the request?
DHCP
What network service resolves the URL entered on a PC to the IP address of the destination server?
DNS
Which two protocols operate at the highest layer of the TCP/IP protocol stack? (Choose two.)
DNS, POP.
Which two protocols operate at the highest layer of the TCP/IP protocol stack? (Choose two.)
DNS, POP
What is one difference between the client-server and peer-to-peer network models?
Every device in a peer-to-peer network can function as a client or a server.
What are two benefits of using a layered network model? (Choose two.)
It assists in protocol design., It prevents technology in one layer from affecting other layers.
What purpose does NAT64 serve in IPv6?
It converts IPv6 packets into IPv4 packets.
What are three characteristics of an SVI? (Choose three.)
It is not associated with any physical interface on a switch., It provides a means to remotely manage a switch., It is associated with VLAN1 by default.
What is a characteristic of the LLC sublayer?
It places information in the frame allowing multiple Layer 3 protocols to use the same network interface and media.
What is the purpose of the command ping ::1?
It tests the internal configuration of an IPv6 host.
What will a host on an Ethernet network do if it receives a frame with a destination MAC address that does not match its own MAC address?
It will discard the frame.
Fill in the blank. During data communications, a host may need to send a single message to a specific group of destination hosts simultaneously. This message is in the form of a ......................... message.
Multicast
After several configuration changes are made to a router, the copy running-configuration startup-configuration command is issued. Where will the changes be stored?
NVRAM
Which service provides dynamic global IPv6 addressing to end devices without using a server that keeps a record of available IPv6 addresses?
SLAAC
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?
SVI
What characteristic of a network enables it to quickly grow to support new users and applications without impacting the performance of the service being delivered to existing users?
Scalability
When IPv4 addressing is manually configured on a web server, which property of the IPv4 configuration identifies the network and host portion for an IPv4 address?
Subnet mask
What protocol is responsible for controlling the size of segments and the rate at which segments are exchanged between a web client and a web server?
TCP
A network technician is attempting to configure an interface by entering the following command: SanJose(config)# ip address 192.168.2.1 255.255.255.0. The command is rejected by the device. What is the reason for this?
The command is being entered from the wrong mode of operation.
Refer to the exhibit. From global configuration mode, an administrator is attempting to create a message-of-the-day banner by using the command banner motd V Authorized access only! Violators will be prosecuted! V When users log in using Telnet, the banner does not appear correctly. What is the problem?
The delimiting character appears in the banner message.
Which statement is true about variable-length subnet masking?
The size of each subnet may be different, depending on requirements.
Refer to the exhibit. On the basis of the output, which two statements about network connectivity are correct? (Choose two.)
There is connectivity between this device and the device at 192.168.100.1., There are 4 hops between this device and the device at 192.168.100.1.
Which three statements characterize UDP? (Choose three.)
UDP provides basic connectionless transport layer functions., UDP relies on application layer protocols for error detection., UDP is a low overhead protocol that does not provide sequencing or flow control mechanisms.
Which connection provides a secure CLI session with encryption to a Cisco switch?
an SSH connection
A network engineer is analyzing reports from a recently performed network baseline. Which situation would depict a possible latency issue?
an increase in host-to-host ping response times
Which two roles can a computer assume in a peer-to-peer network where a file is being shared between two computers? (Choose two.)
client, server
Which networking model is being used when an author uploads one chapter document to a file server of a book publisher?
client/server
What are the three primary functions provided by Layer 2 data encapsulation? (Choose three.)
data link layer addressing, detection of errors through CRC calculations , elimiting groups of bits into frames.
Refer to the exhibit. The network administrator for a small advertising company has chosen to use the 192.168.5.96/27 network for internal LAN addressing. As shown in the exhibit, a static IP address is assigned to the company web server. However, the web server cannot access the Internet. The administrator verifies that local workstations with IP addresses that are assigned by a DHCP server can access the Internet, and the web server is able to ping local workstations. Which component is incorrectly configured?
default gateway address
What important information is added to the TCP/IP transport layer header to ensure communication and connectivity with a remote network device?
destination and source port numbers
What are two examples of the cut-through switching method? (Choose two.)
fast-forward switching, fragment-free switching
A medium-sized business is researching available options for connecting to the Internet. The company is looking for a high speed option with dedicated, symmetric access. Which connection type should the company choose?
leased line
At a minimum, which address is required on IPv6-enabled interfaces?
link-local
What type of IPv6 address is FE80::1?
link-local
When applied to a router, which command would help mitigate brute-force password attacks against the router?
login block-for 60 attempts 5 within 60
Which two functions are primary functions of a router? (Choose two.)
packet forwarding, path selection
A network administrator is troubleshooting connectivity issues on a server. Using a tester, the administrator notices that the signals generated by the server NIC are distorted and not usable. In which layer of the OSI model is the error categorized?
physical layer
What are two characteristics shared by TCP and UDP? (Choose two.)
port numbering, use of checksum.
What are two services provided by the OSI network layer? (Choose two.)
routing packets toward the destination, encapsulating PDUs from the transport layer
What is the process of dividing a data stream into smaller pieces before transmission?
segmentation
What is the TCP mechanism used in congestion avoidance?
sliding window
What information is added during encapsulation at OSI Layer 3?
source and destination IP address
Which firewall feature is used to ensure that packets coming into a network are legitimate responses to requests initiated from internal hosts?
stateful packet inspection
Which type of UTP cable is used to connect a PC to a switch port?
straight-through
A network engineer is measuring the transfer of bits across the company backbone for a mission critical database application. The engineer notices that the network throughput appears lower than the bandwidth expected. Which three factors could influence the differences in throughput? (Choose three.)
the amount of traffic that is currently crossing the network, the type of traffic that is crossing the network, the latency that is created by the number of network devices that the data is crossing.
In computer communication, what is the purpose of message encoding?
to convert information to the appropriate form for transmission
Why are port numbers included in the TCP header of a segment?
to enable a receiving host to forward the data to the appropriate application
Why does a Layer 3 device perform the ANDing process on a destination IP address and subnet mask?
to identify the network address of the destination network
What is the purpose of having a converged network?
to reduce the cost of deploying and maintaining the communication infrastructure
What is the function of the HTTP GET message?
to request an HTML page from a web server
What are two functions of NVRAM? (Choose two.)
to retain contents when power is removed, to store the startup configuration file
What are two actions performed by a Cisco switch? (Choose two.)
using the source MAC addresses of frames to build and maintain a MAC address table, utilizing the MAC address table to forward frames via the destination MAC address
In what two situations would UDP be the preferred transport protocol over TCP? (Choose two.)
when a faster delivery mechanism is needed, when applications do not need to guarantee delivery of the data
What are the three ranges of IP addresses that are reserved for internal private use? (Choose three.)
10.0.0.0/8, 172.16.0.0/12, 192.168.0.0/16.
When planning for network growth, where in the network should packet captures take place to assess network traffic?
On as many different network segments as possible
