computer network question ---URGENT* (10 pts)

1. Which of the following is NOT a kind of wireless security standard?



a). WPA2



b). WPA



c). WAP



d). WEP

The answer is C

2. Which of the following is a valid IP address?



a). 10.2.345.0



b). 10.2.3.4.5



c). 10.234.5



d). 10.23.4.5

The answer is A

IP address 常以XXX.XXX.XXX.XXX形式表现，每组XXX代表小于或等于255的10进制数。

For the 2nd question, the answer is D. All the number in the IP address cannot exceed 255.