WorksheetsAdvance Troubleshooting 2
Total questions: 10
Worksheet time: 5mins
A user reports that WiFi is not working on a laptop. A technician checks the laptop and notices that the wireless networking icon is missing from the notification area of the task bar. The technician tries to turn the wireless switch on the laptop on and off. However, the wireless NIC is still not displayed. What should be done next to troubleshoot this issue?
Replace the NIC with one that is known to work.
Configure wireless networking in the System Information tool.
Add the NIC to the system in the Devices and Printers control panel.
Activate the NIC in the BIOS or UEFI settings.
What are two reasons that a workstation would begin to lock up frequently? (Choose two.)
failing RAM
an overheating CPU
an incorrect display setting
indexing service running too long
issues with the uninstallation of an application
A PC is not able to connect to a wired network. Pinging the loopback address is successful, but the gateway cannot be reached. On the network switch all the interface lights are on, except for the interface connected to the PC. The LED on the network card is off. What is the most likely cause of this problem?
The gateway needs to be fixed.
The network cable is faulty.
The network switch is faulty.
The PC has an incorrect IP address for the DNS server.
Users in a recently installed wireless network are complaining of slow data transfer and frequent loss of connectivity. The technician checks that the wireless security is correctly implemented, and there is no evidence of unauthorized users on the network. Which two problems might the technician suspect? (Choose two.)
There is interference from outside sources.
The DHCP server is faulty.
The wireless signal is too weak.
The antenna on the access point is too powerful.
The network passwords need to be reissued to the users.
A user can send email to other people in the office successful but is unable to receive any email. What is a possible cause of this issue?
The computer has incorrect POP3 or IMAP settings.
The computer has incorrect SMTP settings.
The computer has a full outbox.
The computer has a wrong username or password configured to receive email.
A group of users is unable to connect to the network. When testing several of the PCs and issuing the command ipconfig, the technician notices that all of them have an IP address in the 169.254.x.x range. What is the most likely cause of this problem?
The Internet connection is down.
The DHCP server is not operational.
The gateway address is incorrect.
The DNS server is not operational.
Which network server is malfunctioning if a user can ping the IP address of a web server but cannot ping the web server host name?
the DNS server
the DHCP server
the FTP server
the HTTP server
What command can a technician use on a computer to see if DNS is functioning properly?
nslookup
ipconfig
net share
net use
An administrator deploys wireless access points across the office to provide wireless network connectivity to users. Each workstation receives an IP address via DHCP. After a file server with a static IP is connected to the wired network, the administrator receives an IP address conflict message. What is a possible solution?
Restart the DHCP server.
Change the IP address of the file server with the ipconfig /release and ipconfig /renew commands.
Change the static IP configured on the file server.
Connect the file server to the wireless network.
A computer displays this message when the computer boots: "MBR has been changed or modified." What could cause this problem?
A boot sector virus has altered the master boot record.
A virus has altered the Windows kernel.
The CMOS battery has failed.
A RAM module is not fully inserted into the memory slot.
