What is the broadcast address for network 172.16.16.0/21?

What is the last usable host address for 172.16.20.10/21?

Which protocol provides connection-oriented communication with guaranteed delivery?

Which term describes the weakening of a signal as it travels through a medium?

What is the responsibility of the MAC sublayer?

A site administrator has been told that a particular network at the site must accommodate 150 hosts. Which subnet mask would be used that contains the required number of host bits?

Which command can be used to test connectivity between two devices using echo request and echo reply messages?

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?

Which field in an IPv6 GUA is used for subnetting?

Which TCP/IP model layer is closest to the end user?

Jeremiah was browsing the internet from his personal computer when a random website offered a free program to clean his system. After the executable was downloaded and running, the operating system crashed. Crucial operating system related files had been corrupted and Jeremiah's computer required a full disk format and operating system re-installation. What type of attack is described in this scenario?

Which type of password takes precedence if both enable password and enable secret are set?

Which layer of the OSI model defines services to segment and reassemble data for individual communications between end devices?

Which OSI layer is responsible for converting data into electrical, optical, or radio signals?

What type of communication rule would best describe CSMA/CD?

A Layer 2 switch is used to switch incoming frames from a 1000BASE‑T port to a port connected to a 100Base‑T network. Which method of memory buffering would work best for this task?

Which parameter does the router use to choose the path to the destination when there are multiple routes available?

What property of ARP allows MAC addresses of frequently used servers to be fixed in the ARP table?

What happens when the transport input ssh command is entered on the switch vty lines?

Which command can be used to view the routing table on a router?

Choose the binary equivalent for the address 209.165.200.229.

What is the next network address for 192.208.112.166/27? (Write your answer in decimal format.)

What is the number of hosts in the network of PC with address 192.208.112.166/27?

A network administrator is testing network connectivity by issuing the ping command on a router. Which symbol will be displayed to indicate that a time expired during the wait for an ICMP echo reply message?

The help desk technician asks the user to ping the IP address of the default gateway that is configured on the workstation. What is the purpose for this ping command?

According to the Internet Assigned Numbers Authority (IANA), how many types of ports exist? Which two tasks can be performed by a local DNS server? (Choose two.)

Some power outlets and switches in a wiring closet malfunctioned after an air conditioning unit failed. What type of threat does this situation describe?

A network engineer is analyzing reports from a recently performed network baseline. Which situation would depict a possible latency issue?

Which command should be used on a Cisco router or switch to allow log messages to be displayed on remotely connected sessions using Telnet or SSH?

Which type of network would connect a smartphone to a laptop using Bluetooth?

What happens if you configure login under the console line but no password is set?

Which statement is true about copy running-config startup-config?

What process is used to receive transmitted data and convert it into a readable message?

What is contained in the trailer of a data-link frame?

What are two examples of the cut‑through switching method? (Choose two.)

Under which two circumstances will a switch flood a frame out of every port except the port that the frame was received on? (Choose two.)

What property of ARP causes cached IP-to-MAC mappings to remain in memory longer?

A router prompt changes from Router(config)# to Router(config-if)#. What does this indicate?

What happens when you enter no shutdown on an interface?

What is the usable number of host IP addresses on a network that has a /30 mask?

When issuing the ping command on a Cisco router, which symbol indicates that an ICMP message of unreachability was received?

Which statement about flow control is correct?

Which of the following examples commonly uses UDP?

Which two characteristics describe the application layer of the TCP/IP model? (Choose two.)

Which example of malicious code would be classified as a Trojan horse?

Which is appropriate for providing endpoint security?

Which information about a Cisco router can be verified using the show version command?

Convert the IPv4 address 125.176.130.133 to binary format.

Which device is responsible for selecting the best path for data across a network?

Which characteristic is most important for supporting growth in a scalable network?

Which two methods can a device use to generate its own IPv6 interface ID? (Choose two.)

Which dynamic addressing method for IPv6 GUAs relies solely on the contents of the RA message for addressing information?

Which three basic parts are common to all frame types supported by the data link layer? (Choose three.)

A network administrator connects two modern switches using a straight-through cable. The switches are new and have never been configured. Which three statements describe the final result of the connection? (Choose three.)

Which advantage does the store-and-forward switching method have compared with the cut-through switching method?

Which field in the IPv4 header is used to prevent a packet from traversing a network endlessly?

What property of ARP ensures that a reply is sent only to the source that sent an ARP request?

What is the last usable host address for the network 3.254.127.225/25?

How many usable host addresses exist in the network of a PC with address 3.254.127.225/25?

Which three types of ICMP messages are common to both ICMPv4 and ICMPv6? (Choose three.)

Which layer in the TCP/IP model is used for formatting, compressing, and encrypting data?

Which benefit does SSH offer over Telnet for remotely managing a router?

When should an administrator establish a network baseline?

Which two traffic types require delay-sensitive delivery? (Choose two.)

Convert the binary IPv4 address 01111010.10100001.10010001.00110101 to decimal format.

Convert the binary IPv4 address 10110100.01110001.10001101.00101000 to decimal format.

How does BYOD change the way in which businesses implement networks?

What is the primary benefit of a peer-to-peer network for small environments?

Which address type is not supported in IPv6?

Which TCP/IP layer is responsible for determining the best path through a network?

Which statement correctly describes frame encoding?

What are three ways that media access control is used in networking? (Choose three.)

What is one advantage of using the cut-through switching method instead of the store-and-forward switching method?

Which IPv4 packet header field is used to detect corruption in the IPv4 header?

Which important information in the Ethernet frame header is examined by a Layer 2 device to forward data onward?

An administrator wants to create four subnets from the network address 192.168.1.0/24. What are the network address and subnet mask of the third usable subnet?

What is the network address for 245.143.83.86/28? (Write your answer in decimal format, octets must be divided with dot)

What is the next network address for 187.249.199.72/22?

Write your answer in decimal format; octets must be divided with dot. What is the next network address for 187.249.199.72/22?

A network administrator is testing network connectivity by issuing the ping command on a router. Which symbol will be displayed to indicate receipt of an ICMP echo reply message?

Which command in the command line (cmd) is used to show the active connections?

What do client/server and peer-to-peer network models have in common?

For security reasons a network administrator needs to ensure that local computers cannot ping each other. Which settings can accomplish this task?

Convert the IPv6 address 0000:0000:0000:0000:0000:0000:0000:0001 into short form.

What kind of network would use point-to-point, hub and spoke, or mesh topologies?

Which duplex communication method is used in WLANs?

Which two statements describe features or functions of the logical link control sublayer in Ethernet standards? (Choose two.)

What is one advantage that the IPv6 simplified header offers over IPv4?

Write your answer in decimal format; octets must be divided with dot. What is the next network address for 158.33.157.80/23?

A technician suspects a defective node in the network and has only the IP address of the end point device. What command can the technician use to identify where the path is failing?

Which commands are encapsulated by the ICMP protocol? (Choose two.)

What is true about the Server Message Block protocol?

Which application layer protocol is used to provide file-sharing and print services to Microsoft applications?

Convert the binary IPv4 address 01100000.00101111.00100111.00110001 to decimal format.

What does the ICMPv6 Router Advertisement (RA) message include? (Choose three.)

What kind of threat is described when a threat actor sends you a virus that can reformat your hard drive?

What factor should be considered in the design of a small network when devices are being chosen?

Why would a network administrator use the tracert utility?

Convert 156 in decimal to its hexadecimal equivalent.

What does the static way of obtaining local IPv6 link addresses for a device mean?

Your organization is issued the IPv6 prefix 2001:db8:130f::/48 by your service provider. With this prefix, how many bits are available for your organization to create /64 subnetworks if interface ID bits are not borrowed?

Which functionality is provided by DHCP?

Which memory location on a Cisco router or switch stores the startup configuration file?

Which of the following is a PDU at the Physical layer?

Which two statements describe the services provided by the data link layer? (Choose two.)

Which switching method uses the CRC value in a frame?

What information does the loopback test provide?

Within a production network, what is the purpose of configuring a switch with a default gateway address?

What property of ARP causes the NICs receiving an ARP request to pass the data portion of the Ethernet frame to the ARP process?

Which statement describes the treatment of ARP requests on the local link?

What is the usable number of host IP addresses on a network that has a /29 mask?

Write your answer in decimal format; octets must be divided with dot. What is the network address for 174.184.244.16/29?

Write your answer in decimal format; octets must be divided with dot. What is the next network address for 249.149.83.86/28?

Which two things can be determined by using the ping command? (Choose two.)

What is the main advantage of TCP over UDP?

How many subnets will be created if you borrow 4 bits from the host portion of an address?

Write your answer in decimal format; octets must be divided with dot. What is the first usable host address for 192.208.112.166/27?

Which port number is associated with the originating application on the local host, and which port number is associated with the application on the remote host?

When retrieving email messages, which protocol allows for easy, centralized storage and backup of emails desirable for a small-to-medium-sized business?

A network administrator establishes a connection to a switch via SSH. What characteristic uniquely describes the SSH connection?

What kind of threat is described when a threat actor impersonates another person to obtain credit information about that person?

What kind of threat is described when a threat actor impersonates another person to obtain credit information about that person?

A technician has established a remote connection to router R1 to observe debug output. After entering the command debug ip icmp and pinging a remote destination, no output is displayed. Which command should be entered to display log messages on the remote connection?

Which statement describes the function of the SVI on a switch?

Which TCP/IP model layer combines the OSI Data Link and Physical layers?

Which type of fiber is used for long-distance, high-bandwidth communication with minimal modal dispersion?

Which of the following is a multicast MAC address?

Which routing table entry has a next hop address associated with a destination network?

Which three characteristics are defined by the Physical layer? (Choose three.)

Which OSI layer uses MAC addresses for communication?

A router boots and the configuration file in NVRAM has an enable secret password but no console password. When the router boots up, which mode will display?

What is the usable number of host IP addresses on a network that has a /27 mask?

What is the purpose of the FCS field in a frame?

Why is NAT not needed in IPv6?

Which frame forwarding method receives the entire frame and performs a CRC check to detect errors before forwarding the frame?

How many usable host addresses are available on the 192.168.10.128/27 network?

What is the broadcast address for 149.218.25.148/26? (Write your answer in decimal format, octets must be divided with dot)

Arianna found a flash drive lying on a parking lot pavement and plugged it into her laptop. Afterwards she noticed that her laptop camera was active. What type of attack is described in this scenario?

George needed to share a large video file with a co-worker and set up a simple FTP server using an account with a simple password. The IT staff later found the workstation compromised and attempting to upload work documents to the internet. What type of attack is described in this scenario?

Convert 184 decimal to its hexadecimal equivalent.

Which network feature is designed to protect data confidentiality during transmission?

What is indicated by the term throughput?

Which two characteristics are typically true for a fiber-optic link? (Choose two.)

Which two features does Ethernet examine to determine if a received frame is passed to the data link layer or discarded by the NIC? (Choose two.)

Which protocol is connectionless and does not provide error recovery?

Which of the following is NOT a function of the Application layer in the TCP/IP model?

Which procedure is used to reduce the effect of crosstalk in copper cables?

Which cable type is most commonly used for Ethernet LAN connections?

Which is the binary equivalent of the IP address 192.168.11.10?