CompTIA认证考试

Users are unable to stay connected to the company's wireless network. Several times throughout the day the users' signals are dropped and they are forced to reconnect to the network. A technician determines the network cabling that supplies the WAP has b

题目

Users are unable to stay connected to the company's wireless network. Several times throughout the day the users' signals are dropped and they are forced to reconnect to the network. A technician determines the network cabling that supplies the WAP has been run inside with several power lines. Which of the following is the MOST likely cause of the network issue?（）

  • A、Ashort
  • B、Open pairs
  • C、ESD
  • D、EMI
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相似问题和答案

第1题：

Users are unable to stay connected to the company‘s wireless network. Several times throughoutthe day the users‘ signals are dropped and they are forced to reconnect to the network.A technician determines the network cabling that supplies the WAP has been run inside with severalpower lines.Which of the following is the MOST likely cause of the network issue?（）

A.Ashort

B.Open pairs

C.ESD

D.EMI


参考答案：D

第2题：

In which of the following scenarios would MAC filtering be MOST effective as a part of wireless security？ （）

  • A、A public place where guests are free to access the wireless network.
  • B、A small office where a defined number of specific wireless devices are used.
  • C、A meeting room where various company users will access the wireless network during meetings. 
  • D、An office where some users are unable to use WPA encryption due to older wireless cards so they use MAC filtering.

正确答案:B

第3题：

You are connected using SQL* Plus to a multitenant container database (CDB) with SYSDBA privilegesand execute the following sequence statements:What is the result of the last SET CONTAINER statement and why is it so?（）

A. It succeeds because the PDB_ADMIN user has the required privileges.

B. It fails because common users are unable to use the SET CONTAINER statement.

C. It fails because local users are unable to use the SET CONTAINER statement.

D. If fails because the SET CONTAINER statement cannot be used with PDB$SEED as the target pluggable database (PDB).


参考答案：A

第4题：

Several users report that they are unable to print to a new printer recently installed. The technician is unable to ping the printer. Which of the following is the MOST likely cause?（）

  • A、No IP address on the printer
  • B、Paper jam in the paper feed tray
  • C、Improper DNS settings on the printer
  • D、Broken LCD screen on the printer

正确答案:A

第5题：

A user is unable to connect to the network. A network technician is able to determine that there is a problem on the switch. All other users on that switch are able to connect successfully to the network. Which of the following is a probable cause？（）

  • A、Switching loop is occurring on the switch.
  • B、Wrong subnet mask on the switch.
  • C、Incorrect SNMP settings on the switch.
  • D、Port is misconfigured on the switch.

正确答案:D

第6题：

Remote users are unable to connect to a shared folder on your computer. You need to allow access to the shared folder.What are the two possible ways to achieve this goal?()

A.A

B.B

C.C

D.D


参考答案：B, C

第7题：

Several remote sales employees， who have come into the office this week， report that they are unable to get on the Internet， but no other users have reported similar issues.  The help desk hasescalated the issue and the case notes state that the users have IP addresses that begin with 169. Which of the following should the system administrator check FIRST？（）

  • A、DHCP server
  • B、Network switches
  • C、DNS server
  • D、Core router

正确答案:A

第8题：

Users are unable to access resources in the 172.23.14.0／24 subnet.Referring to the exhibit, which two actions would solve this problem?()

A. Configure a separate routing instance.

B. Configure a default static route.

C. Configure a static route to 172.23.14.0/24.

D. Configure the existing routes to resolve the indirect next hop.


参考答案：B, C

第9题：

An administrator creates a new directory then shares it on the Windows server. The administrator sets the permissions for everyone to "Modify" but users report they are unable to create or delete documents. Which of the following is the cause？（）

  • A、The administrator forgot to change the share permissions
  • B、The users were not part of the “Everyone” built in group
  • C、The administrator shared the files but not the folder
  • D、“Modify” only allows users to change existing documents

正确答案:A

第10题：

Users are unable to access the Internet but the users are able to send/receive email from theirdesktops. Which of the following ports is MOST likely being blocked?（）

  • A、25
  • B、80
  • C、110
  • D、143

正确答案:B

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