Crystal Panek - MCA Modern Desktop Administrator Practice Tests

75 You are the administrator for your company network. You and a colleague are discussing how to establish a Remote Assistance session using the command prompt. What command opens Windows Remote Assistance?connectnow.exemrsa.exemsra.exeremoteassist.exe

76 You are the administrator for your company network. You are connecting to a router that has the IP address of 192.168.1.1 on a standard, default Class C network using a subnet mask of 255.255.255.0. Which of the following is a valid IP address for the network adapter?192.168.0.1192.168.1.1192.168.100.1192.168.1.100

77 You are the administrator for your company network. You and a colleague are discussing a setting that determines whether a Windows 10 system can locate other computers and devices on a network. What is this setting called?DiscoveryNetwork Detection Network DiscoveryWindows Locator

78 You are the administrator for your company network. You and a colleague are discussing using the ping command. Which of the following commands enables pinging your own computer to see whether it is operational?ping 128.0.0.1ping localclientping localhostping network adapter

79 You are the administrator for your company network. You and colleague are discussing the steps on how to connect a Windows 10 machine to a domain. What must be set up first to connect a computer to a network?FirewallNetwork access pointNetwork interface card (NIC)Router

80 You are the administrator for your company network. You and a colleague are discussing configuring a network adapter. You open the network adapter properties to view and change configuration parameters of the adapter. Which tab lists the resource settings for the network adapter?The Advanced tabThe Details tabThe Driver tabThe General tabThe Resources tab

81 You are the administrator for your company network. You want to view a list of all the MAC addresses that a computer has connected to in the past. Which command should you use to view this list?arp -aarp -snetstat -aping 127.0.0.1

82 You are the administrator for your company network. You and a colleague are discussing the different types of wireless network standards. When connecting 802.11a, 802.11b, and 802.11n wireless networks together, which wireless device will guarantee connectivity between these networks?A wireless bridgeA wireless hub A wireless network adapterA wireless router

83 You are the administrator for your company network. You and a colleague are discussing troubleshooting a network adapter. What are some reasons why a network adapter may not be functioning properly? (Choose all that apply.)The network adapter is on the Hardware Compatibility List (HCL).The network adapter has outdated drivers.The network adapter is not recognized by Windows 10.The network adapter has been correctly configured.

84 You are the administrator for your company network. You and a colleague are discussing a Windows 10 feature that allows you to turn a computer into a wireless hotspot. What is this feature called?Hosted NetworkMobile HotspotWi-Fi NetworkWireless Spot

85 You are the administrator for your company network. You have several Windows 10 computers and laptops that have been connected to a wireless network. To make the wireless local area network (WLAN) more secure, which of the following tasks disallows additional client access to the wireless access point (WAP)?You should disable SSID broadcasting.You should disable WPA2.You should enable the channel bonding.You should enable the frame aggregation.

86 You are the administrator for your company network. You and a colleague are discussing a technology that allows you to run multiple operating systems concurrently on one computer. What is this technology called?It is called remote access.It is called a Terminal Server.It is called a virtual directory.It is called virtualization.

87 You are the administrator for your company network. You are setting up several computers on a classful network with a default subnet mask of 255.0.0.0. What class would be using this subnet mask?You are using a Class A subnet mask.You are using a Class B subnet mask.You are using a Class C subnet mask.You are using a Class D subnet mask.

88 You are the administrator for your company network. You want to set up 100 computers on a private Class A network. Which of the following IP network numbers meets all the criteria for a private Class A network?128.10.1.0192.168.1.0172.16.0.010.0.0.0

89 You are the administrator for your company network. You and a colleague are discussing the different ways that you can access a computer on a network to fix an issue remotely. One of these ways allows you to take control of a computer's keyboard, video, and mouse. It does not require someone to be available on the remote machine, and any actions that are performed remotely will not be visible to the monitor. What is this tool called?Easy ConnectPC AnywhereRemote AssistanceRemote Desktop

90 You are the administrator for your company network. You and a colleague are discussing how to run Windows PowerShell commands on a remote computer. What is it called when you have the ability to run PowerShell on a remote machine?PowerShell RemoteAccessPowerShell RemotingPowerShell ConnectionTerminal Services

91 You are the administrator for your company network. You and a colleague are discussing an IPv6 link-state address. Which of the following represents the beginning of an IPv6 link-state address?1271722001fe80

92 You are the administrator for your company network. A user contacts you to let you know that they cannot connect to the Internet. You examine the ipconfig results as shown here:IPv4 Address. . . . . . . .: 10.254.254.1 Subnet Mask . . . . . . . : 255.255.255.0 Default Gateway . . . . . .: 10.254.254.255What is most likely the cause of the issue given the ipconfig results?The subnet mask is incorrect.The IP address is incorrect. The default gateway is incorrect.The subnet mask and the IP address are incorrect.

93 You are the administrator for your company network. A user cannot connect to any websites. You examine the ipconfig results as shown here: Windows IP Configuration Host Name . . . . . . . . . . . : Computer1 Primary Dns Suffix . . . . . . : Node Type . . . . . . . . . . . : Hybrid IP Routing Enabled. . . . . . . : No WINS Proxy Enabled. . . . . . . : No Ethernet adapter lan: Connection-specific DNS Suffix. : Description . . . . . . . . . . : Intel(R) 82566DC-2 Gigabit Network Connection Physical Address. . . . . . . . : 00-1C-C0-A1-55-16 DHCP Enabled. . . . . . . . . . : No Autoconfiguration Enabled . . . : Yes IPv4 Address. . . . . . . . . . : 10.254.254.105(Preferred) Subnet Mask . . . . . . . . . . : 255.255.255.0 Default Gateway . . . . . . . . : 10.254.254.1 DNS Servers . . . . . . . . . . : 10.255.254.1What could be the reason why this user cannot access the Internet?The computer has no IP address.The default gateway address is incorrect.The DNS server address is incorrect.The MAC address is incorrect.

94 You are the administrator for your company network. You and a colleague are discussing virtual private networks (VPNs). When you’re configuring a VPN, L2TP uses what protocol for encryption?Internet Protocol Security (IPsec)Multi Protocol Encapsulation (MPE)Point-to-Point Tunneling Protocol (PPTP)Secure Socket Tunneling Protocol (SSTP)

95 You are the administrator for your company network. You are troubleshooting a network connectivity problem. A command is run, and the following results appear:Request timed out.Request timed out. Request timed out.Request timed out.Packets: Sent = 4, Received = 0, Lost = 4 (100% loss),Which of the following commands generated these results?ipconfignbtstatnetstatping

96 You are the administrator for your company network. You and a colleague are discussing the use of network IDs. Because the network ID bits must always be chosen in a contiguous fashion from the high-order bits, a shorthand way of expressing a subnet mask is to denote the number of bits that define the network ID as a network prefix using the network prefix notation: /