2022软考初级往年考试试卷(6AA)

1. [单选题]使用CIDR技术把4个C类网络192．24．12．0／24、192．24．13．0／24、192．24．14．0／24和192．24．15．0／24汇聚成一个超网，得到的地址是( )。

A. 192．24．8．0／22
B. 192．24．12．0／22
C. 192．24．8．0／21
D. 192．24．12．0／2l

2. [单选题]最早出现的计算机网络是（）。

A. Internet
B. Novell
C. ARPAnet
D. LAN

3. [单选题]Which one of these statements about connecting to the Internet is true?______

A. The Internet can only be used to link computers with same operating system
B. The Internet can be used to connect computers with different ISP
C. You must have a modem to connect to the Internet
D. You must have a telephone line to connect to the Internet

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