单项选择题

Why is it difficult to combine television with Internet

A．Because the two media have different bandwidth.
B．Because the response times of Internet is long and erratic.
C．Because the two are operated on different principles of services.
D．Because the platforms are quite expensiv

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热门试题

单项选择题

What is pull technology

A．It is the Internet system affected by long, uncertain response times.
B．It is the way of business operation driven by user demands.
C．It is the technology to send information to passive users.
D．It is a way to blend one-way television with interactive Internet.

单项选择题

What may finally help to achieve digital convergence

A．Establishing platforms and communication systems with global standards.
B．Meeting the different needs of users for different media.
C．Developing an advanced network to support the integration of media.
D．Using artificial intelligence to design simple, reliable and useful products.