单项选择题

What is this text mainly about

A．Conveniences brought to consumers through use of the Internet.
B．Implications of increasing commercial use of the Internet.
C．Security risks posed by commercial use of the Internet.
D．Advantages of Internet banking versus traditional banking.

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热门试题

单项选择题

What is the author's attitude towards people's superstitious beliefs

A．He is mildly critical.
B．He is strongly critical.
C．He is in favour of them.
D．His attitude is not clear.

单项选择题

The last sentence of the third paragraph tells us that ______.

A．any organization's networks may be at risk of security breaches
B．current technology cannot safeguard against unauthorized access to online networks .
C．information security should be a pressing concern for Internet commerce
D．organizations must secure their networks and data against unauthorized use