单选题Which retrieves the value associated with “foo” from within an HttpServlet?()AString value = getServletConfig( ).getParameter(“foo”);BString value = getServletContext( ).getAttribute(“foo”);CObject value = getServletContext( ).getInitParameter(“foo”);D

题目
单选题
Which retrieves the value associated with “foo” from within an HttpServlet?()
A

 String value = getServletConfig( ).getParameter(“foo”);

B

 String value = getServletContext( ).getAttribute(“foo”);

C

 Object value = getServletContext( ).getInitParameter(“foo”);

D

 String value = getServletContext( ).getInitParameter(“foo”)


相似考题
更多“单选题Which retrieves the value associated with “foo” from within an HttpServlet?()A  String value = getServletConfig( ).getParameter(“foo”);B  String value = getServletContext( ).getAttribute(“foo”);C  Object value = getServletContext( ).getInitParameter”相关问题
  • 第1题:

    Given: String value = getServletContext().getInitParameter("foo"); in an HttpServlet and a web applicationdeployment descriptor that contains: foo frodo Which two are true?()

    • A、The foo initialization parameter CANNOT be set programmatically.
    • B、Compilation fails because getInitParameter returns type Object.
    • C、The foo initialization parameter is NOT a servlet initialization parameter.
    • D、Compilation fails because ServletContext does NOT have a getInitParameter method.
    • E、The foo parameter must be defined within the  element of the deployment descriptor.

    正确答案:A,C

  • 第2题:

    int index = 1;   boolean test = new Boolean;   boolean foo= test [index];  What is the result?()

    • A、 Foo has the value of 0.
    • B、 Foo has the value of null.
    • C、 Foo has the value of true.
    • D、 Foo has the value of false.
    • E、 An exception is thrown.
    • F、 The code will not compile.

    正确答案:D

  • 第3题:

    Given the JSP code: <% request.setAttribute("foo", "bar"); %>and the Classic tag handler code: 5. public int doStartTag() throws JspException { 6. // insert code here 7. // return int 8. } Assume there are no other "foo" attributes in the web application. Which invocation on the pageContextobject,inserted at line 6,assigns "bar" to the variable x?()

    • A、String x = (String) pageContext.getAttribute("foo")
    • B、String x = (String) pageContext.getRequestScope("foo")
    • C、It is NOT possible to access the pageContext object from within doStartTag
    • D、String x = (String) pageContext.getRequest().getAttribute("foo")
    • E、String x = (String) pageContext.getAttribute("foo", PageContext.ANY_SCOPE)

    正确答案:D

  • 第4题:

    public class test(   public static void main(stringargs){   string foo = args [1];   string foo = args ;   string foo = args ;   }   )   And command line invocation:  Java Test red green blue  What is the result? () 

    • A、 Baz has the value of “”
    • B、 Baz has the value of null
    • C、 Baz has the value of “red”
    • D、 Baz has the value of “blue”
    • E、 Bax has the value of “green”
    • F、 The program throws an exception.

    正确答案:F

  • 第5题:

    int index = 1;  String [] test = new String[3];  String foo = test[index];     What is the result?()  

    • A、 Foo has the value “”
    • B、 Foo has the value null
    • C、 An exception is thrown
    • D、 The code will not compile

    正确答案:B

  • 第6题:

    填空题
    3. string foo = “ABCDE”;  4. foo.substring(3);  5. foo.concat(“XYZ”);  6.     Type the value of foo at line 6.()

    正确答案: ABCDE
    解析: 暂无解析

  • 第7题:

    单选题
    int index = 1;  String [] test = new String[3];  String foo = test[index];     What is the result?()
    A

     Foo has the value “”

    B

     Foo has the value null

    C

     An exception is thrown

    D

     The code will not compile


    正确答案: B
    解析: 暂无解析

  • 第8题:

    多选题
    Given: String value = getServletContext().getInitParameter("foo"); in an HttpServlet and a web applicationdeployment descriptor that contains: foo frodo Which two are true?()
    A

    The foo initialization parameter CANNOT be set programmatically.

    B

    Compilation fails because getInitParameter returns type Object.

    C

    The foo initialization parameter is NOT a servlet initialization parameter.

    D

    Compilation fails because ServletContext does NOT have a getInitParameter method.

    E

    The foo parameter must be defined within the  element of the deployment descriptor.


    正确答案: C,E
    解析: 暂无解析

  • 第9题:

    多选题
    Given: String value = getServletContext().getInitParameter("foo"); in an HttpServlet and a web applicationdeployment descriptor that contains: foo frodo Which two are true?()
    A

    The foo initialization parameter CANNOT be set programmatically.

    B

    Compilation fails because getInitParameter returns type Object.

    C

    The foo initialization parameter is NOT a servlet initialization parameter.

    D

    Compilation fails because ServletContext does NOT have a getInitParameter method.

    E

    The foo parameter must be defined within the  element of the deployment descriptor.


    正确答案: A,C
    解析: 暂无解析

  • 第10题:

    单选题
    Given the HttpServlet code:   getServletContext().setAttribute(“foo”, “value”); What is the result?()
    A

     The attribute foo is placed in the application

    B

     A ServletContextListener registered for that servlet is notified

    C

     A ServletAttributeListener registered for that servlet is notified

    D

     An HttpSessionAttributeListener registered for that servlet is notified


    正确答案: B
    解析: 暂无解析

  • 第11题:

    单选题
    public class test(   public static void main(stringargs){   string foo = args [1];   string foo = args ;   string foo = args ;   }   )   And command line invocation:  Java Test red green blue  What is the result? ()
    A

     Baz has the value of “”

    B

     Baz has the value of null

    C

     Baz has the value of “red”

    D

     Baz has the value of “blue”

    E

     Bax has the value of “green”

    F

     The program throws an exception.


    正确答案: F
    解析: 暂无解析

  • 第12题:

    单选题
    Which retrieves the value associated with “foo” from within an HttpServlet?()
    A

     String value = getServletConfig( ).getParameter(“foo”);

    B

     String value = getServletContext( ).getAttribute(“foo”);

    C

     Object value = getServletContext( ).getInitParameter(“foo”);

    D

     String value = getServletContext( ).getInitParameter(“foo”)


    正确答案: D
    解析: 暂无解析

  • 第13题:

    5. String foo = “base”;   6. foo.substring(0,3);   7. foo.concat(“ket”)  8.   Type the value of foo at line 8.()


    正确答案:BASE

  • 第14题:

    String foo = “blue”;  Boolean[]bar = new Boolean [1];  if (bar[0])  {  foo = “green”;  }   What is the result? () 

    • A、 Foo has the value of “”
    • B、 Foo has the value of null.
    • C、 Foo has the value of “blue”
    • D、 Foo has the value of “green”
    • E、 An exception is thrown.
    • F、 The code will not compile.

    正确答案:F

  • 第15题:

    3. string foo = “ABCDE”;  4. foo.substring(3);   5. foo.concat(“XYZ”);   6.   Type the value of foo at line 6.()


    正确答案:ABCDE

  • 第16题:

    Given the HttpServlet code:   getServletContext().setAttribute(“foo”, “value”); What is the result?()

    • A、 The attribute foo is placed in the application
    • B、 A ServletContextListener registered for that servlet is notified
    • C、 A ServletAttributeListener registered for that servlet is notified
    • D、 An HttpSessionAttributeListener registered for that servlet is notified

    正确答案:A

  • 第17题:

    填空题
    5. String foo = “base”;  6. foo.substring(0,3);  7. foo.concat(“ket”)  8.     Type the value of foo at line 8.()

    正确答案: BASE
    解析: 暂无解析

  • 第18题:

    单选题
    public class test(  public static void main(string[]args){  string foo = args [1];  string foo = args [2];  string foo = args [3];  }  )  And command line invocation: Java Test red green blue   What is the result?()
    A

     Baz has the value of “”

    B

     Baz has the value of null

    C

     Baz has the value of “red”

    D

     Baz has the value of “blue”

    E

     Bax has the value of “green”

    F

     The program throws an exception.


    正确答案: F
    解析: 暂无解析

  • 第19题:

    单选题
    String foo = “blue”;  Boolean[]bar = new Boolean [1];  if (bar[0])  {  foo = “green”;  }   What is the result? ()
    A

     Foo has the value of “”

    B

     Foo has the value of null.

    C

     Foo has the value of “blue”

    D

     Foo has the value of “green”

    E

     An exception is thrown.

    F

     The code will not compile.


    正确答案: C
    解析: 暂无解析

  • 第20题:

    单选题
    String foo = “blue”;    Booleanbar = new Boolean [1];    if (bar[0]) {    foo = “green”;    }   What is the result?()
    A

     Foo has the value of “”

    B

     Foo has the value of null.

    C

     Foo has the value of “blue”

    D

     Foo has the value of “green”

    E

     An exception is thrown.

    F

     The code will not compile.


    正确答案: E
    解析: 暂无解析

  • 第21题:

    单选题
    Which HttpSession method stores an object in a session?()
    A

     put(String name. Object value)

    B

     set(String name. Object value)

    C

     setAttribute(String name. Object value)

    D

     putAttribute(String name. Object value)

    E

     addAttribute(String name. Object value)


    正确答案: A
    解析: 暂无解析

  • 第22题:

    单选题
    int index = 1;   String test = new String;   String foo = test[index];  What is the result?()
    A

      Foo has the value “”

    B

     Foo has the value null

    C

     An exception is thrown

    D

     The code will not compile


    正确答案: A
    解析: 暂无解析

  • 第23题:

    单选题
    int index = 1;   boolean test = new Boolean;   boolean foo= test [index];  What is the result?()
    A

     Foo has the value of 0.

    B

     Foo has the value of null.

    C

     Foo has the value of true.

    D

     Foo has the value of false.

    E

     An exception is thrown.

    F

     The code will not compile.


    正确答案: C
    解析: 暂无解析

  • 第24题:

    单选题
    Given the JSP code: and the Classic tag handler code: 5. public int doStartTag() throws JspException { 6. // insert code here 7. // return int 8. } Assume there are no other "foo" attributes in the web application. Which invocation on the pageContextobject,inserted at line 6,assigns "bar" to the variable x?()
    A

    String x = (String) pageContext.getAttribute(foo)

    B

    String x = (String) pageContext.getRequestScope(foo)

    C

    It is NOT possible to access the pageContext object from within doStartTag

    D

    String x = (String) pageContext.getRequest().getAttribute(foo)

    E

    String x = (String) pageContext.getAttribute(foo, PageContext.ANY_SCOPE)


    正确答案: B
    解析: 暂无解析