What command will prevent all unencrypted passwords from displaying in plain text in a configuration file?

Which IPv4 address can a host use to ping the loopback interface?

Which statement describes the use of powerline networking technology?

Which device performs the function of determining the path that messages should take through internetworks?

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

What OSI physical layer term describes the physical medium for microwave transmissions?

An employee at a branch office is creating a quote for a customer. In order to do this, the employee needs to access confidential pricing information from internal servers at the Head Office. What type of network would the employee access?

Why is NAT not needed in IPv6?

Where are IPv4 address to Layer 2 Ethernet address mappings maintained on a host computer?

What statement describes the function of the Address Resolution Protocol?

What term describes a computing model where server software runs on dedicated computers?

What term describes storing personal files on servers over the internet to provide access anywhere, anytime, and on any device?

What is a basic characteristic of the IP protocol?

What OSI physical layer term describes the physical medium which uses electrical pulses?

What is a primary role of the Physical layer in transmitting data on the network?

Which information is used by routers to forward a data packet toward its destination?

Which term describes a field in the IPv4 packet header that contains a unicast, multicast, or broadcast address?

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

Which command or key combination allows a user to return to the previous level in the command hierarchy?

A new network administrator has been asked to enter a banner message on a Cisco device. What is the fastest way a network administrator could test whether the banner is properly configured?

Which term refers to a network that provides secure access to the corporate offices by suppliers, customers and collaborators?

Which switching method has the lowest level of latency?

Which is a broadcast MAC address?

What OSI physical layer term describes the physical medium that uses the propagation of light?

When data is encoded as pulses of light, which media is being used to transmit the data?

Which PDU format is used when bits are received from the network medium by the NIC of a host?

What OSI physical layer term describes the measure of usable data transferred over a given period of time?

Which statement describes a feature of the IP protocol?

While trying to solve a network issue, a technician made multiple changes to the current router configuration file. The changes did not solve the problem and were not saved. What action can the technician take to discard the changes and work with the file in NVRAM?

What function does pressing the Tab key have when entering a command in IOS?

What is an ISP?

What is a characteristic of the LLC sublayer?

What property of ARP allows hosts on a LAN to send traffic to remote networks?

What does the term “attenuation” mean in data communication?

At which layer of the OSI model would a logical address be added during encapsulation?

At which OSI layer is a source IP address added to a PDU during the encapsulation process?

A network team is comparing physical WAN topologies for connecting remote sites to a headquarters building. Which topology provides high availability and connects some, but not all, remote sites?

What IPv4 header field identifies the upper layer protocol carried in the packet?

Which term describes a field in the IPv4 packet header used to identify the next level protocol?

Which term describes a field in the IPv4 packet header used to identify the next level protocol?

What term describes a policy that allows network devices to manage the flow of data to give priority to voice and video?

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

A networking technician is working on the wireless network at a medical clinic. The technician accidentally sets up the wireless network so that patients can see the medical records data of other patients. Which of the four network characteristics has been violated in this situation?

Which statement accurately describes a TCP/IP encapsulation process when a PC is sending data to the network?

What command is used to verify the condition of the switch interfaces, including the status of the interfaces and a configured IP address?

Which two functions are performed at the MAC sublayer of the OSI data link layer? (Choose two.)

In addition to the cable length, what two factors could interfere with the communication carried over UTP cables? (Choose two.)

Which two OSI model layers have the same functionality as a single layer of the TCP/IP model? (Choose two.)

What three application layer protocols are part of the TCP/IP protocol suite? (Choose three.)

Which two functions are performed at the LLC sublayer of the OSI data link layer? (Choose two.)

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

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

What makes fiber preferable to copper cabling for interconnecting buildings? (Choose three.)

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

A user is implementing security on a small office network. Which two actions would provide the minimum security requirements for this network? (Choose two.)

What are two characteristics of fiber-optic cable? (Choose two.)

What are three characteristics of an SVI? (Choose three.)

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

Which three commands are used to set up secure access to a router through a connection to the console interface? (Choose three.)

Which two types of IPv6 messages are used in place of ARP for address resolution?

What are two potential network problems that can result from ARP operation? (Choose two.)

Which two functions are primary functions of a router? (Choose two.)

Which two host names follow the guidelines for naming conventions on Cisco IOS devices? (Choose two.)

What are two services provided by the OSI network layer? (Choose two.)

What three items are contained in an Ethernet header and trailer? (Choose three.)

A network administrator is measuring the transfer of bits across the company backbone for a mission critical financial application. The administrator notices that the network throughput appears lower than the bandwidth expected. Which three factors could influence the differences in throughput? (Choose three.)

What are two characteristics of RAM on a Cisco device? (Choose two.)

What two criteria are used to help select a network medium from various network media? (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.)

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

What are two functions of NVRAM? (Choose two.)

What are two actions performed by a Cisco switch? (Choose two.)

Passwords can be used to restrict access to all or parts of the Cisco IOS. Select the modes and interfaces that can be protected with passwords. (Choose three.)

Which term describes a field in the IPv4 packet header that contains a 32-bit binary value associated with an interface on the sending device?

During a routine inspection, a technician discovered that software that was installed on a computer was secretly collecting data about websites that were visited by users of the computer. Which type of threat is affecting this computer?

How is SSH different from Telnet?

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

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?

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 computer can access devices on the same network but cannot access devices on other networks. What is the probable cause of this problem?

A router boots and enters setup mode. What is the reason for this?

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

What will happen if the default gateway address is incorrectly configured on a host?

What action will occur if a host receives a frame with a destination MAC address of FF:FF:FF:FF:FF:FF?

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

After making configuration changes on a Cisco switch, a network administrator issues a copy running-config startup-config command. What is the result of issuing this command?

A computer has to send a packet to a destination host in the same LAN. How will the packet be sent?

During the encapsulation process, what occurs at the data link layer for a PC connected to an Ethernet network?

The global configuration command ip default-gateway 172.16.100.1 is applied to a switch. What is the effect of this command?

What action will occur if a switch receives a frame with the destination MAC address FF:FF:FF:FF:FF:FF?

Why are two strands of fiber used for a single fiber optic connection?

Which statement is correct about network protocols?

What OSI physical layer term describes the measure of the transfer of bits across a medium over a given period of time?

What is the aim of an ARP spoofing attack?

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

Why would a Layer 2 switch need an IP address?

What is the function of the CRC value that is found in the FCS field of a frame?

What is the purpose of the OSI physical layer?

At which OSI layer is a destination port number added to a PDU during the encapsulation process?

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