ITS-Questions PDF

Question 5 of 40 A computer is connected to a switch through a network patch panel by using copper cable. The computer is getting lower than expected data speeds. Which two actions should you perform to identify the issue? (Choose 2.) Note: You will receive partial credit for each correct selection...

Question 5 of 40 A computer is connected to a switch through a network patch panel by using copper cable. The computer is getting lower than expected data speeds. Which two actions should you perform to identify the issue? (Choose 2.) Note: You will receive partial credit for each correct selection. A. Test the data speed of the cable. B. Use an optical time - domain reflectometer (OTDR) to test the line. C. Tone the line from Unit A to Unit B. D. Search for broken wires in the cable by using a cable tester. Question 2 of 40 For each statement about wide area networks (WANs), select True or False. Note: You will receive partial credit for each correct selection. Answer Area: The Internet is a WAN. - TRUE An intranet is a WAN. - FALSE All devices connected to a WAN must be located within the same city. - FALSE Question 40 of 40 In Linux, which command - line tool should you use to list a host’s active incoming connections? C. Netstat Question 39 of 40 For each statement about client - server networks, select True or False. Note: You will receive partial credit for each correct selection. Answer Area: A client-server network has centralized administration. - TRUE A client-server network requires each computer to share its resources. - FALSE A client-server network requires users to have a user account on every computer they need to use. - FALSE Question 37 of 40 Move each VPN term from the list on the left to the correct definition on the right. Note: You will receive partial credit for each correct selection. Definitions: Allows a remote user to connect to a private network from anywhere on the internet. - SSL VPN Securely connects two portions of a provide network or two private networks. - Site-to-Site VPN Creates an unencrypted connection between two network devices. - Layer 2 Tunneling Protocol Question 35 of 40 For each statement about hypervisors, select True or False. Note: You will receive partial credit for each correct selection. Answer Area: A Type 1 hypervisor runs directly on system hardware. - TRUE A Type 2 hypervisor runs directly on system hardware. - FALSE A Type 1 hypervisor is also known as a bane-metal hypervisor. - TRUE Question 36 of 40 Move each IP address from the list on the left to the correct IPv4 address class on the right. Note: You will receive partial credit for each correct selection. IPv4 Address Classes: Class A - 64.123.12.1 Class B - 133.234.23.2 Class C - 201.111.22.3 Class D - 224.100.20.3 Question 31 of 40 What is the justification for using STP cable instead of UTP cable to write a network expansion? A. You are routing cables through an area with high external interference. B. You need to reduce attenuation. C. You need the cable to be as light and flexible as possible. D. You want to minimize the costs relating to the new installation. Question 29 of 40 What are two characteristics of VLANs? (Choose 2.) A. VLANs act as though they are on the same LAN regardless of physical location. B. A single switch can service only a single VLAN. C. A VLAN compartmentalizes a network and isolates traffic. D. A VLAN can logically address packets by using IP. Question 30 of 40 Move the appropriate protocols from the list on the left to the correct descriptions on the right. You may use each protocol once or not at all. Note: You will receive partial credit for each correct selection. Descriptions: Connection less, message-based protocol with best-effort service - UDP Connection-oriented protocol with guaranteed service. - TCP Resolves a MAC address to an IP address. - ARP Question 28 of 40 You are trying to access a music-sharing service on the internet. The service is located at the IP address 173.194.75.105. You experience problems connecting. You run and receive the output shown in the image. Evaluate the image and complete the statement by selecting the correct options from the drop-down lists. Note: You will receive partial credit for each correct selection. Answer Area: Each hop in the trace route is a router. The trace route completed with an unknown status. Question 25 of 40 You ping a server by using the fully qualified domain range (FQDN) and do not receive a response. You then ping the same server by using its IP address and receive a response. Why do you receive a response on the second attempt but not on the first attempt? - The DNS is not resolving. Question 27 of 40 You are a network administrator at a small business. An employee is not able to access any websites. No other employees are having this problem. You need to troubleshoot the problem. Which three actions should you complete?(Choose 3.) A. Ensure that the router has a connection to the internet. B. Check to see if the router is working properly. C. Check the employee’s network adapter to verify that it is working. D. Determine whether the employee’s computer has a valid IP address. E. Contact the internet service provider. F. Check the DNS settings on the employee’s computer. Question 23 of 40 CompanyPro plans to migrate several to cloud-based virtual machines. You need to identify the administrative responsibilities that will be reduced after the planned migration. Which two responsibilities will be reduced? (Choose 2.) Note: You will receive partial credit for each correct selection. A. Updating server operating systems B. Replacing failed server hardware C. Backing up application data D. Managing permissions to shared documents E. Managing physical server security Question 22 of 40 What happens when a client’s DHCP - issued address expires? A. The client generates a new address valid to the subnet and requests approval from the DHCP server. B. The client continues to use the address unit is notified to stop. C. The client disconnects from the network. D. The client attempts to renew its release on the address. Question 14 of 40 For each statement about switches, select True or False. Note: You will receive partial credit for each correct selection. Answer Area: A switch sends unicast frames to only one destination port. - TRUE A switch floods ports if it does not know where to send a frame. - TRUE A switch sends broadcast frames to only the uplink port. - FALSE Question 21 of 40 You are a network support technician. The company president reports that his wired network printer is not working. To test the line, you need to know where the jack is plugged into the patch panel However, there are no labels. In the main distribution frame (MDF), you discover a bundle of 35 cables Which tool should you use to isolate the correct cable? A. Time-domain reflectometer (TDR) B. Multi meter C. Cable tester D. Toner Question 23 of 40 You are a network support technician at an internet service provider (ISP) You receive a call from a customer indicating that they cannot access the internet. You need to troubleshoot the problem. A. Log in to the customer's computer remotely B. Perform a line test to check connectivity between the ISP and the customer C. Ask the customer to delete the hosts file D. Ask the customer to check for the appropriate status lights on the modem. E. Ask the customer to restart the modem F. Ask the customer to update the operating system to the latest version Question 9 of 40 On a Windows computer, which utility should you use to determine whether your Domain Name System (DNS) service is properly resolving fully qualified domain names (FQDNS) to IP addresses? A. obstat B. ipconfig C. netstat D. Nslookup sentences by selecting the correct option from each drop-down list. Note: You will receive partial credit for each correct selection. is a vast computer network linking smaller computer networks worldwide -Internet is a network that allows secure collaboration between a company and a supplier or partner. -Extranet is a private network that is accessible only to a company's employees -Intranet In which range are IPv4 multicast addresses? A. From 127.0.0.0 to 127 255 255 255 B From 172.16.0.0 to 172.31 255.255 C. From 192.168.0.0 to 192 168 255 255 D. From 224.0.0.0 to 239 255 255 255 What are two characteristics of a mesh network topology? (Choose 2) A. It works best for networks with a large number of nodes. B. Every node connects to every other node on the network C. It requires less cabling than either a star or ring topology. D. It is fault tolerant because of redundant connections What is a cause of concern about wireless network security? A The potential for cross-talk B The radio broadcast access method C. Inability to encrypt transmissions D Frequency modulation issues Which physical network topology provides fault-tolerant communication by providing redundant communication paths? A. Bus B. Mesh C. Star D. Ring Which media type is least susceptible to external interference including EMI and RFI? A. UTP B. STP C. Fiber optic D. Wireless Which option represents an IPv6 loop back address? A FE80::127 B. :: C. FF00::127 D. ::1 What is the primary purpose of a perimeter network? A. To monitor traffic between routed subnets in a private LAN B. To act as a secure location for deploying highly sensitive network servers C. To provide a buffer area between a private intranet and the public internet D. To act as a hidden location in which to deploy network clients How is a router's static routing table updated? A. With updates from the physically nearest routers B. By monitoring adjacent subnets C. From the RIP protocol after resetting the router D. Through direct action by the network administrator Which network element uses a tunneling protocol to encapsulate data for transmission? A. Internet B. VPN C. NAT D. VLAN Question 20 of 40 You are a network administrator at a small business. One morning at the start of business, you realize that no employees at the company can access external websit access intranet sites. All computers are on the same intranet connected by a single router. You need to troubleshoot the problem Which two actions should you complete? (Choose 2) A. Check the router for proper physical connectivity B. Check that each computer has a valid IP address. C. Check for bad network adapters on individual computers D. Contact the internet service provider Your home computer is having problems accessing the internet. You suspect that your internet router's DHCP service is not functioning, so you check your computer's IP address Which address indicates that your router's DHCP service is NOT functioning? A. 169 254 1.15 B. 172.16.1.15 C. 192 168 1 15 D. 10.19.1 15f Question 2 of 40 You work for a small office that has 15 computers. Your local ISP provides you with one public IP address. You need to enable internet access for all 15 computers. Which routing function should you enable? A. NAT B. RIP C. Port forwarding (PAT) D. Static routing Question 3 of 40 Which type of port supports VLAN traffic between two switches? A. WAN port B. LAN port C. Trunk port D. Virtual port