CCNA Practice Final Exam 1 Questions and Answers (Verified Answers)2 combined latest versi, Exams of Communication

Download CCNA Practice Final Exam 1 Questions and Answers (Verified Answers)2 combined latest versi and more Exams Communication in PDF only on Docsity! 1 CCNA Practice Final Exam 1 Questions and Answers (Verified Answers)2 combined latest versions Version 1 What is the default subnet mask for an IP address of 64.100.19.14? - correct answer ✅255.0.0.0. A network administrator has been notified that users have experienced problems gaining access to network resources. What utility could be used to directly query a name server for information on a destination domain? - correct answer ✅lookup. What does the term "attenuation" mean in data communication? - correct answer ✅loss of signal strength as distance increases. What is the function of CSMA/CA on a wireless Ethernet network? - correct answer ✅to prevent collisions. 2 The area covered by a single AP is known as what? - correct answer ✅basic service set. The help desk at a large packaging company receives a call from a user who is concerned about lost data files on the local PC. The help desk technician 5 When acting as a DHCP server, an integrated router can provide what three types of information to a client? (Choose three.) - correct answer ✅default gateway, dynamic IP address, DNS server address What is the purpose of spam filter software? - correct answer ✅It examines incoming e-mail messages to identify the unsolicited ones. A network engineer wants to represent confidential data in binary format. What are the two possible values that the engineer can use? (Choose two.) - correct answer ✅0, 1 Which protocol in its default configuration downloads e-mail messages to the client computer and deletes them from the server? - correct answer ✅POP3 Refer to the exhibit. A user on host A sends an e-mail to the user on host B. Which type of message does host A send? - correct answer ✅Unicast 6 What are two best practices that are used when configuring a small home WLAN? (Choose two.) - correct answer ✅the encryption of the SSID, the use of pre-shared keys What type of message is sent to a specific group of hosts? - correct answer ✅Broadcast Refer to the exhibit. Why would a network administrator use the network mode that is shown? - correct answer ✅to support hosts that use different 802.11 standards A network technician is required to provide access to the Internet for a large company. What is needed to accomplish this task? - correct answer ✅ISP Which type of computer uses an integrated monitor and keyboard? - correct answer ✅Laptop Which transport layer protocol is used when an application requires acknowledgment that data has been delivered? - correct answer ✅TCP 7 Refer to the exhibit. What cabling fault does the exhibit represent? - correct answer ✅split pair Which two statements are true about local applications? (Choose two.) - correct answer ✅They are stored on the local hard disk, They run on the computer where they are installed Where do ISPs get the public addresses that they assign to end users? - correct answer ✅ISPs obtain address blocks from registry organizations Which two transport layer protocols enable hosts to communicate and transfer data? (Choose two.) - correct answer ✅TCP, UDP Which part of a data packet is used by a router to determine the destination network? - correct answer ✅destination IP address When terminating UTP cabling, why is it important to untwist only a small amount of each wire pair? - correct answer ✅minimizes crosstalk 10 mode encrypts network traffic during transmission between the AP and the wireless client In an attempt to verify connectivity, a user issues the ping command to a device that is not on the local network. The ping is unsuccessful. What can be determined from this result? - correct answer ✅Further troubleshooting will be required to reach a definite conclusion Which two causes of networking problems are related to the physical layer? (Choose two.) - correct answer ✅disconnected cables, improper operation of cooling fans What is an advantage of selecting an operating system that has a commercial license over one with a GPL license? - correct answer ✅The commercial license-based operating system provides structured support. Refer to the exhibit. Assume that the command output is from a wireless DHCP client that is connected to a Linksys integrated router. What can be deduced from the output? - correct answer ✅The wireless connection is operational Refer to the exhibit. What is the purpose of assigning a network name of College? - correct answer ✅It identifies the wireless LAN Because of an increasing number of users, bandwidth per user on a WLAN has decreased to a point where users are complaining about poor performance. What can be done to improve the user experience? - correct answer ✅Reduce the number of devices using each channel A network technician suspects that malware on a user PC is opening multiple TCP connections to a specific foreign host address. Which Windows command line utility can be used to confirm the multiple TCP connections? - correct answer ✅Ping Version 2 CCNA 1 Final Exam ALL Questions and Answers (Verified Answers) Which communication tool allows real-time collaboration? - correct answer ✅instant messaging. A host is accessing a Web server on a remote network. Which three functions are performed by intermediary network devices during this conversation? (Choose three.) - correct answer ✅regenerating data signals applying security settings to control the flow of data notifying other devices when errors occur A home user is looking for an ISP connection that provides high speed digital transmission over regular phone lines. What ISP connection type should be used? - correct answer ✅DSL A company is expanding its business to other countries. All branch offices must remain connected to corporate headquarters at all times. Which network technology is required to support this requirement? - correct answer ✅WAN. Refer to the exhibit. From which location did this router load the IOS? - correct answer ✅flash memory Which connection provides a secure CLI session with encryption to a Cisco network device? - correct answer ✅an SSH connection. Refer to the exhibit. An administrator is trying to configure the switch but receives the error message that is displayed in the exhibit. What is the What is the protocol that is used to discover a physical address from a known logical address and what message type does it use? - correct answer ✅ARP, broadcast What will happen if the default gateway address is incorrectly configured on a host? - correct answer ✅The host cannot communicate with hosts in other networks. What is an important function of the physical layer of the OSI model? - correct answer ✅It encodes frames into electrical, optical, or radio wave signals. Which procedure is used to reduce the effect of crosstalk in copper cables? - correct answer ✅twisting opposing circuit wire pairs together Which two statements describe the characteristics of fiber-optic cabling? (Choose two.) - correct answer ✅Fiber-optic cabling does not conduct electricity. Fiber-optic cabling is primarily used as backbone cabling. What is contained in the trailer of a data-link frame? - correct answer ✅error detection What is the auto-MDIX feature on a switch? - correct answer ✅crossover Ethernet cable connection Refer to the exhibit. A ping to PC3 is issued from PC0, PC1, and PC2 in this exact order. Which MAC addresses will be contained in the S1 MAC address table that is associated with the Fa0/1 port? - correct answer ✅just PC0 and PC1 MAC addresses How does a Layer 3 switch differ from a Layer 2 switch? - correct answer ✅An IP address can be assigned to a physical port of a Layer 3 switch. However, this is not supported in Layer 2 switches. What is the purpose of the routing process? - correct answer ✅to select the paths that are used to direct traffic to destination networks Which technology provides a solution to IPv4 address depletion by allowing multiple devices to share one public IP address? - correct answer ✅NAT Refer to the exhibit. Consider the IP address configuration shown from PC1. What is a description of the default gateway address? - correct answer ✅It is the IP address of the Router1 interface that connects the PC1 LAN to Router1. Which of the following are primary functions of a router? (Choose two.) - correct answer ✅packet switching path selection Which two statements correctly describe a router memory type and its contents? (Choose two.) - correct answer ✅RAM is volatile and stores the running configuration. ROM is nonvolatile and stores bootup information. In which default order will a router search for startup configuration information? - correct answer ✅NVRAM, TFTP, setup mode What happens when part of an Internet VoIP transmission is not delivered to the destination? - correct answer ✅The transmission continues without the missing portion. Which three IP addresses are private ? (Choose three.) - correct answer ✅10.172.168.1 172.20.4.4 192.168.5.254 How many bits make up the single IPv6 hextet :10CD:? - correct answer ✅16 R1# copy running-config tftp Address or name of remote host [ ]? When the router prompts for an address or remote host name, what IP address should the administrator enter at the prompt? - correct answer ✅192.168.11.252 Match the IPv6 address to the IPv6 address type. (Not all options are used.) - correct answer ✅ What two preconfigured settings that affect security are found on most new wireless routers? (Choose two.) - correct answer ✅Broadcast SSID, default administrator password Which type of wireless security generates dynamic encryption keys each time a client associates with an AP? - correct answer ✅WPA Fill In the Blank - correct answer ✅TFTP is a best-effort, connectionless application layer protocol that is used to transfer files. Which two components are necessary for a wireless client to be installed on a WLAN? (Choose two.) - correct answer ✅wireless NIC wireless client software Consider the following range of addresses: 2001:0DB8:BC15:00A0:0000:: 2001:0DB8:BC15:00A1:0000:: 2001:0DB8:BC15:00A2:0000:: ... 2001:0DB8:BC15:00AF:0000:: The prefix-length for the range of addresses is - correct answer ✅/60 Match the phases to their correct stage in the router bootup process. (Not all options are used.) - correct answer ✅Stage 1 - perform the post Stage 2 - load the bootstrap program Stage 3 - Locate and load the Cisco IOS Stage 4 - locate and load the configuration file A host is accessing an FTP server on a remote network. Which three functions are performed by intermediary network devices during this conversation? (Choose three.) - correct answer ✅regenerating data signals applying security settings to control the flow of data notifying other devices when errors occur When is a dial-up connection used to connect to an ISP? - correct answer ✅when a regular telephone line is used On a school network, students are surfing the web, searching the library database, and attending an audio conference with their sister school in Japan. If network traffic is prioritized with QoS, how will the traffic be classified from highest priority to lowest priority? - correct answer ✅audio conference, database, HTTP During normal operation, from which location do most Cisco routers run the IOS? - correct answer ✅RAM Which connection provides a secure CLI session with encryption to a Cisco switch? - correct answer ✅A SSH connection Which keys act as a hot key combination that is used to interrupt an IOS process? - correct answer ✅Ctrl-Shift-6 Refer to the exhibit. An administrator wants to change the name of a brand new switch, using the hostname command as shown. What prompt will display after the command is issued? Switch(config) # hostname HR Switch - correct answer ✅Switch(config)#? 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? - correct answer ✅The new configuration will be loaded if the switch is restarted.