ciw470题目分析
470-II-18.Where are most of the binaries located on the hard drive of a UNIX server (using default installation)?
A. /bin
B. /sbin
C. /usr
D. /proc
22.Which layer of the OSI/RM do proxy servers usually address?
A. Physical layer
B. Network layer
C. Transport layer
D. Application layer
29.Which of the following targets is more vulnerable to hacking attacks because of its location in relation to the firewall?
A. DNS server
B. FTP server
C. E-mail server
D. Router
38.You installed SSH on an older Linux server. You want to allow users to authenticate securely. Which choice lists two actions that must occur first?
A. Public keys must first be exchanged to enable data encryption, and then the system exchange host keys to enable authentication without passwords.
B. The system must exchange host keys to enable data encryption, and individual users must exchange public keys to enable authentication without passwords.
C. A key pair must be obtained from a CA to enable data encryption, then host keys must be exchanged to enable authentication.
D. A key pair must be obtained from a CA to enable authentication, then host keys must be exchanged to enable data encryption
thanks a lot!
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