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In Unix, the dumpe2fs command dumps the filesystem superblock and blocks the group information. Answer: B is incorrect. In Unix, the dump command is used to back up an ext2 filesystem. Answer: A is incorrect. The e2fsck command is used to check the second extended file system (E2FS) of a Linux computer. Syntax: e2fsck [options] Where, is the file name of a mounted storage device (for example, /dev/hda1). Several options are used with the e2fsck command. Following is a list of some important options:

C:\Documents and Settings\user-nwz\Desktop\1.JPG

Answer: D is incorrect. In Unix, the e2label command is used to change the label of an ext2 filesystem.

There are a number of errors one could find in a Windows Server 2003 DNS log. They are as follows: The DNS server could not create a Transmission Control Protocol. The DNS server could not open socket for address. The DNS server could not initialize the Remote Procedure Call (RPC) service. The DNS server could not bind the main datagram socket. The DNS Server service relies on Active Directory to store and retrieve information for Active Directory-integrated zones. And several active directory errors are possible.

Answer: B is incorrect. DNS Servers do not create FTP connections. Answer: A is incorrect. DNS Servers do not create SMTP connections.