The registry contains information about applications, users, hardware, network settings, and file types. The registry also contains a unique section for every user, which contains the settings configured by that particular user.
2. Which user account should be used only to perform system management and not as the account for regular use?
The administrator account is used to manage the computer and is very powerful. Best practices recommend that it be used only when it is needed to avoid accidentally performing significant changes to the system.
3. Which command is used to manually query a DNS server to resolve a specific host name?
The nslookup command was created to allow a user to manually query a DNS server to resolve a given host name. The ipconfig /displaydns command only displays previously resolved DNS entries. The tracert command was created to examine the path that packets take as they cross a network and can resolve a hostname by automatically querying a DNS server. The net command is used to manage network computers, servers, printers, and network drives.
4. For security reasons a network administrator needs to ensure that local computers cannot ping each other. Which settings can accomplish this task?
Smartcard and file system settings do not affect network operation. MAC address settings and filtering may be used to control device network access but cannot be used to filter different data traffic types.
5. What contains information on how hard drive partitions are organized?
Hard disk drives are organized by several physical and logical structures. Partitions are logical portions of the disk that can be formatted to store data. Partitions consist of tracks, sectors, and clusters. Tracks are concentric rings on the disk surface. Tracks are divided into sectors and multiple sectors are combined logically to form clusters.
8. How much RAM is addressable by a 32-bit version of Windows?