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A technician is trying to connect from a home computer to th

题目
单选题
A technician is trying to connect from a home computer to their office computer, but cannotconnect via Remote Desktop. Which of the following ports needs to be open for RDP traffic to be allowed?（）
A

21

B

80

C

443

D

3389

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相似问题和答案

第1题：

A user is trying to connect their new desktop to the network but is unable to get an IP address.The technician tests the cable and finds that there are too many open pairs.Which of the following wiring standards needs to be used in the replacement cable?（）

A. 568B

B.Crossover

C. 569-A

D. 607-A


参考答案：A

第2题：

A user is trying to connect their new desktop to the network but is unable to get an IP address. The technician tests the cable and finds that there are too many open pairs. Which of the following wiring standards needs to be used in the replacement cable?（）

  • A、568B
  • B、Crossover
  • C、569-A
  • D、607-A

正确答案:A

第3题：

You are trying to connect directly into the LAN prot of a Ezonexam router. You want to telnet to the local Cisco router using TCP/IP but cannot create a session.

What should you do to resolve the problem?

A. Use a straight-through cable to connect your computer's COM port to the router's console port.

B. Use a crossover cable to connect your computer's COM port to the router's console port.

C. Use a straight-through cable to connect your computer's COM port to the router's Ethernet port.

D. Use a crossover cable to connect your computer's Ethernet port to the router's Ethernet port.

E. Use a rollover cable to connect your computer's Ethernet port to the router's Ethernet port.

F. Use a straight-through cable to connect your computer's Ethernet port to the router's Ethernet port.

G. None of the above


正确答案：D
D 解析：Explanation:
In order to connect directly to a router via telnet, you must connect to the router via one of the LAN ports. When connecting directly to the Ethernet port with a PC without the use of a switch or hub, a crossover cable must be used.

Incorrect Answers:
A, B, C. In order to telnet directly into the router via a TCP/IP connection, the COM port of the PC can not be used. The COM port is used for direct terminal emulation programs such as HyperTerminal.

E. Rollover cables are used for console connections into the router, not for TCP/IP connections.

F. Straight through cables are used for connections into a switch or hub from the PC. It will not work for direct Ethernet connections into the router.

第4题：

Which of the following commands would a technician MOST likely use to map a printer from aremote computer?（）

  • A、NET USE
  • B、IPCONFIG
  • C、NSLOOKUP
  • D、TRACERT

正确答案:A

第5题：

If a technician needs to convert a hard drive from Basic to Dynamic, which of the following utilities would the technician use?（）

  • A、Add Hardware Wizard
  • B、Device Manager
  • C、Computer Management
  • D、Disk Management

正确答案:D

第6题：

You have a desktop computer and a portable computer. Both the computers are configured to allow remote desktop connections. You connect to the desktop computer from the portable computer. You need to save files from within the remote session to the C: drive of the portable computer.What should you do?（）

A.A

B.B

C.C

D.D


参考答案：C

第7题：

Your computer has a wireless network adapter installed. However， the computer fails to connect to the wireless network.  You need to ensure that the computer is able to connect to the wireless network.  What should you do？（）

  • A、Change the Network Category setting of the wireless connection to Public.
  • B、Enable the Internet Connection Sharing feature on the wireless network adapter.
  • C、Rename the wireless network adapter to match the Service Set Identifier （SSID） of the wireless network.
  • D、Configure the wireless network adapter to connect to the appropriate wireless network from the Connect to a network list.

正确答案:D

第8题：

A technician is installing a new power supply into a computer. One of the power supply connectors that the technician needs to connect to the motherboard is square and contains 4-pins. This connector is known as which of the following?（）

A.SATA

B.FDD

C.IDE

D.ATX


参考答案：D

第9题：

A technician upgrades a computer from Windows XP Media Center Edition to Windows Vista Home Premium. After the upgrade Aero will not turn on. The system has a 2.4 GHz processor, 1GB of RAM, and a DirectX 7 video card. Which of the following will resolve this issue?（）

  • A、Aero cannot be used on Windows Vista Home Premium.
  • B、Upgrade the video card to a DirectX 9 compatible card.
  • C、Upgrade the video driver.
  • D、Upgrade the RAM to 4GB

正确答案:B

第10题：

A technician is trying to connect from a home computer to their office computer, but cannotconnect via Remote Desktop. Which of the following ports needs to be open for RDP traffic to be allowed?（）

  • A、21
  • B、80
  • C、443
  • D、3389

正确答案:D

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