What represents the binary equivalence of 207?（）……

单项选择题Which two statements are true of a network mask?（）

A. A subnet mask specifies the portion of an IP address that is in a binary format
B. A subnet mask specifies the portion of an IP address that is in a decimal format
C. A subnet mask specifies the portion of an IP address that represents a network prefix
D. A subnet mask specifies the portion of an IP address that represetns network hosts

单项选择题Which user authenticaton method is supported by the Junos OS as the last resort alternative?（）

A. TACACS+
B. RADIUS
C. local user database
D. enable password

单项选择题You must segement your internal 192.168.1.0 24 network into a minimun of 12 subnet, each containing a minimun of 12 hosts. Which network mask do you use?（）

A. /26
B. /27
C. /28
D. /29

单项选择题What represents the binary equivalence of 96?（）

A. 11010100
B. 01100000
C. 11010000
D. 11101010
E. 11000000

单项选择题What represents the binary equivalence of 148?（）

A. 10110100
B. 11010010
C. 10011100
D. 10010100