單項(xiàng)選擇題How would the number 172 be expressed in binary form?()

A.10010010
B.10011001
C.10101100
D.10101110


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1.單項(xiàng)選擇題How would the number 231 be expressed as a binary number?()

A. 11011011
B. 11110011
C. 11100111
D. 11111001
E. 11010011

2.單項(xiàng)選擇題Which one of the binary number ranges shown below corresponds to the value of the first octet in Class B address range?()

A. 10000000-11101111
B. 11000000-11101111
C. 10000000-10111111
D. 10000000-11111111
E. 11000000-10111111

4.多項(xiàng)選擇題You have the binary number 10011101. Convert it to its decimal and hexadecimal equivalents.()

A. 158
B. 0x9D
C. 156
D. 157
E. 0x19
F. 0x9F

5.單項(xiàng)選擇題If a host on a network has the address 172.16.45.14/30, what is the address of the subnetwork to which this host belongs?()

A. 172.16.45.0
B. 172.16.45.4
C. 172.16.45.8
D. 172.16.45.12
E. 172.16.45.18

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