單項(xiàng)選擇題

Given：
10.public void service（ServletRequest request，
11.ServletResponse response） {
12.ServletInputStream sis =
13.// insert code here
14.}
Which retrieves the binary input stream on line 13？（）

A.request.getWriter（）；
B.request.getReader（）；
C.request.getInputStream（）；
D.request.getResourceAsStream（）；

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單項(xiàng)選擇題

You need to retrieve the username cookie from an HTTP request. If this cookie does NOT exist， then the cvariable will be null.
Which code snippet must be used to retrieve this cookie object？（）

A.
B.
C.
D.

多項(xiàng)選擇題

You are creating a servlet that generates stock market graphs. You want to provide the web browser withprecise information about the amount of data being sent in the response stream.
Which twoHttpServletResponse methods will you use to provide this information？（）

A.response.setLength（numberOfBytes）；
B.response.setContentLength（numberOfBytes）；
C.response.setHeader（"Length"， numberOfBytes）；
D.response.setIntHeader（"Length"， numberOfBytes）；
E.response.setHeader（"Content-Length"， numberOfBytes）；
F.response.setIntHeader（"Content-Length"， numberOfBytes）；

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Given： 10.public void service（ServletRequest request， 11.ServletResponse response） { 12.ServletInputStream sis = 13.// insert code here 14.} Which retrieves the binary input stream on line 13？（）

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You need to retrieve the username cookie from an HTTP request. If this cookie does NOT exist， then the cvariable will be null. Which code snippet must be used to retrieve this cookie object？（）

You are creating a servlet that generates stock market graphs. You want to provide the web browser withprecise information about the amount of data being sent in the response stream. Which twoHttpServletResponse methods will you use to provide this information？（）

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Given：
10.public void service（ServletRequest request，
11.ServletResponse response） {
12.ServletInputStream sis =
13.// insert code here
14.}
Which retrieves the binary input stream on line 13？（）

You need to retrieve the username cookie from an HTTP request. If this cookie does NOT exist， then the cvariable will be null.
Which code snippet must be used to retrieve this cookie object？（）

You are creating a servlet that generates stock market graphs. You want to provide the web browser withprecise information about the amount of data being sent in the response stream.
Which twoHttpServletResponse methods will you use to provide this information？（）