Practice Final Exam IT Essentials Online v6.0 2018

An antistatic mat is slightly conductive and draws static electricity away from a component and transfers it safely from equipment to a grounding point. An antistatic wrist strap equalizes the electrical charge between you and the equipment.

You must apply thermal compound between the new CPU and the heat sink/fan assembly to avoid overheating the CPU. The thermal paste helps to conduct heat from the CPU to the heat sink.

At this point in the troubleshooting process, the problem has already been logged. When further research is needed, common sources of help include the following:

• Helpdesk repair logs
• Technical websites
• Internet search
• Online forums
• Device manuals
• Computer manuals
• Newsgroups
• Other technicians
• Manufacturer FAQs

Color calibration, duplex printing setup, and other options cannot be configured and tested until a test page confirms that the printer software has been installed correctly and the printer is communicating with the computer. In the operating system, you need to locate the printer, right-click on it, and select Properties. From the General tab, you can select Print Test Page. Use the following options to locate the printer based on the operating system: In Windows 7, use the Devices and Printers link. In Windows Vista, use the Printers start button option to access Printers and Faxes. In Windows XP, use the Printers and Faxes start button option.

There are three methods used to locate a printer that is not listed:

• Browse for the printer on the network.
• Enter the IP address or hostname of the printer.
• Enter the path to the printer.

Under Windows with NTFS, the permissions for a file or folder can be set for individual users or groups. The basic permission settings are:

• Full control - Users can see the contents of a file or folder, change and delete existing files and folders, create new files and folders, and run programs in a folder.
• Modify - Users can change and delete existing files and folders, but cannot create new ones.
• Read and Execute - Users can see the contents of existing files and folders and can run programs in a folder.
• Read - Users can see the contents of a folder and open files and folders.
• Write - Users can create new files and folders and make changes to existing files and folders.

Customer privacy should be maintained. The easiest way to preserve it is removing any occurrence of passwords from the documentation that is being sent to another technician. If a client password is required to solve the problem, it should be sent to another technician through a specific document.

Typical causes of operating system problems are as follows:

• corrupted or missing system files
• incorrect device driver
• failed update or service pack installation
• corrupted registry
• failing of faulty hard drive
• incorrect password
• virus infection
• spyware

Typical solutions for a client machine not receiving a DHCP IPv4 address are as follows:

• Turn on the DHCP server.
• Use the ipconfig /release then the ipconfig /renew command on the client machine.
• Reboot the client machine.