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

第1题

[单选题] 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

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第2题

[单选题] Your computer is part of a workgroup. You share files with other users on the network. You configure exceptions in Microsoft Windows Firewall to allow file sharing. Users report that they are unable to connect to your computer. You need to ensure that other users are able to access only the shared files. What should you do?（）

A、A B、B C、C D、D

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第3题

[多选题] 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

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第4题

[单选题] 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).

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第5题

[单选题] you configure a new file server that runs windows server 2008. Users access shared files on the file server. Users report that they are unable to access the shared files.The TCP/IP properties for the file server are configured as shown in the following exhibit.You need to ensure that users are able to access the shared files. What should you do?（）

A、Configure a static IP address. B、Configure the default gateway. C、Configure the DNS server address. D、Add the domain to the DNS suffix on the network interface.

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第6题

[单选题] 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

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第7题

[单选题] Your company has recently deployed a server that runs windows server 2008. The server has the ip information shown below.Ip address 192.168.46.186Subnet mask: 255.255.255.192Default gateway: 192.168.46.1Users on remote subnets report that they are unable to connect to the server.You need to ensure all users are able to connect to the server.What should you do?（）

A、Change the IP address to192.168.46.129 B、Change the IPaddress to192.168.46.200 C、Change thes ubnet mask to a 24-bitmask D、Change the subnet mask to a 27-bitmask.

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第8题

[] In the admin GUI, you navigate to "System" > "Status" > "Active Users". You see several buttons, including "Delete Session", "Delete All Sessions". "Refresh Roles", and "Disable All Users".Which two statements are true?（）

A、A. To forcibly sign out a single user, you should select the check box next to that user's login name, then select "Delete Session". B、B. If you select "Delete All Sessions", all users are forcibly signed out and are unable to sign in again until "Enable All Users" is selected. C、C. Selecting "Disable All Users" prevents users from signing in and starting a new session, but does not forcibly sign out any users that already have an existing session. D、D. Selecting "Refresh Roles" re-evaluates authentication policies, role-mapping rules, and resource policies for all existing user sessions.

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第9题

[单选题] An administrator learns that users are unable to login to a server via ssh. After making a telnet connection to the server, how can the administrator check the status of the sshd subsystem?（）

A、lssys -a com B、lssys -a sshd C、lssrc -s sshd D、lssrc -s tcpip

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