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!set namelist=Basic types, Specific or advanced types

!set namelist=Basic types, Specific or advanced types

!set symtextlist=text atext raw compose

!set symtextlist=text atext raw compose

There are two basic ways in which an OEF exercise accepts user replies:

There are two basic ways in which an OEF exercise accepts user replies:

multiple choices and freestyle replies. User answers will be analyzed

multiple choices and freestyle replies. User answers will be analyzed

according to the nature of the types. It is also possible to show

according to the nature of the types. It is also possible to show

!href cmd=help&special_parm=feedback feedbacks

!href cmd=help&special_parm=feedback feedbacks

 to the user when the answer meeds a specified condition (usually to warn a

 to the user when the answer meeds a specified condition (usually to warn a

typical error).

typical error).

one exercise, under the current implementation. The number of good and bad

one exercise, under the current implementation. The number of good and bad

choices within one multiple choice question is unlimited (except a limit on

choices within one multiple choice question is unlimited (except a limit on

!href cmd=help&special_parm=oef help on OEF format

!href cmd=help&special_parm=oef help on OEF format

<pre>

<pre>

\answer{Texte}{\reponse}{type=...}{option=...}{weight=...}

\answer{Texte}{\reponse}{type=...}{option=...}{weight=...}

</pre>

</pre>

(The last 3 fields are optional.)

(The last 3 fields are optional.)

<h3>The parameter <span class="tt wims_code_words">type</span></h3>

<h3>The parameter <span class="tt wims_code_words">type</span></h3>

<p>

<p>

Each freestyle answer can independently take one of the following types.

Each freestyle answer can independently take one of the following types.

</p>

</p>

!for k=1 to 2

!for k=1 to 2

 !set n=!linecnt $(typelist$k)

 !set n=!linecnt $(typelist$k)

 <ul>

 <ul>

 !for j=1 to $n

 !for j=1 to $n

  !set l=!line $j of $(typelist$k)

  !set l=!line $j of $(typelist$k)

  !distribute item $l into name,title

  !distribute item $l into name,title

  !set name=!replace internal | by , in $name

  !set name=!replace internal | by , in $name

  !set name1=!item 2 to -1 of $name

  !set name1=!item 2 to -1 of $name

  !set name=!item 1 of $name

  !set name=!item 1 of $name

  !default name1=$name

  !default name1=$name

  !if $name isitemof $special_parm or all isitemof $special_parm

  !if $name isitemof $special_parm or all isitemof $special_parm

   !read help/anstype/$name.phtml

   !read help/anstype/$name.phtml

   !if $name iswordof $symtextlist

   !if $name iswordof $symtextlist

    This type of reply accepts the symtext option. If the word

    This type of reply accepts the symtext option. If the word

    <span class="tt wims_code_words">symtext</span> is declared in the option of the reply, the analysis of

    <span class="tt wims_code_words">symtext</span> is declared in the option of the reply, the analysis of

    the reply will be exactly as for

    the reply will be exactly as for

    !href cmd=help&special_parm=reply,symtext#_symtext symtext

    !href cmd=help&special_parm=reply,symtext#_symtext symtext

, in particular with no preliminary processing of the texts. And all the

, in particular with no preliminary processing of the texts. And all the

 </ul>

 </ul>

!next i

!next i

!read help/$lang/embedans.phtml

!read help/$lang/embedans.phtml

It is possible to give a weight to answers.

It is possible to give a weight to answers.

<p>

<p>

Example :

Example :

</p>

</p>

<pre>\answer{}{1}{type=numeric}{weight=8}

<pre>\answer{}{1}{type=numeric}{weight=8}

par le niveau de sévérité.

par le niveau de sévérité.

</p><p>

</p><p>

One can put variables in <span class="tt wims_code_words">weight</span>

One can put variables in <span class="tt wims_code_words">weight</span>

if they are defined before <span class="tt wims_code_variable">\statement</span>.

if they are defined before <span class="tt wims_code_variable">\statement</span>.

<pre>

<pre>

\text{w = \t = 1 ? 1 : 2}

\text{w = \t = 1 ? 1 : 2}

\answer{}{1}{type=numeric}{weight=\w}

\answer{}{1}{type=numeric}{weight=\w}

\answer{}{1}{type=numeric}{weight=3}

\answer{}{1}{type=numeric}{weight=3}

</pre>

</pre>

 Dans le cas de plusieurs options, elles sont séparées par des espaces.

 Dans le cas de plusieurs options, elles sont séparées par des espaces.

 For example, <span class="tt wims_code_words">option=default noanalyzeprint</span>.

 For example, <span class="tt wims_code_words">option=default noanalyzeprint</span>.

Les options possibles à la suite d'une instruction <span class="tt wims_code_variable">answer</span>

Les options possibles à la suite d'une instruction <span class="tt wims_code_variable">answer</span>

ou <span class="tt wims_code_variable">condition</span> sont

ou <span class="tt wims_code_variable">condition</span> sont

<ul>

<ul>

</ul>

</ul>

Other options are usable in particular answer types. For precision, return to

Other options are usable in particular answer types. For precision, return to

 the documentation of the answer type.

 the documentation of the answer type.

!read help/option.phtml

!read help/option.phtml

by special conditions (questions with multiple good answers, exercises

by special conditions (questions with multiple good answers, exercises

asking for examples, answers determined by inequalities, etc). This can be

asking for examples, answers determined by inequalities, etc). This can be

If the good answer to a freestyle question is an undefined variable, the

If the good answer to a freestyle question is an undefined variable, the

answer to this question will be fed into this variable. The latter can then

answer to this question will be fed into this variable. The latter can then

be used to implement testing conditions. The score given to the exercise is

be used to implement testing conditions. The score given to the exercise is

then determined by the number of testing conditions which are met, rather

then determined by the number of testing conditions which are met, rather

than the number of answers which meet the good answers.

than the number of answers which meet the good answers.

(The last field is optional.)

(The last field is optional.)

<p>

<p>

Here are some examples of testing conditions. (<span class="tt wims_code_variable">ans1</span> and

Here are some examples of testing conditions. (<span class="tt wims_code_variable">ans1</span> and

<span class="tt wims_code_variable">ans2</span> are undefined variables appearing in freestyle answers, as

<span class="tt wims_code_variable">ans2</span> are undefined variables appearing in freestyle answers, as

described above.)

described above.)

!href target=wims_mhelp cmd=help&special_parm=if Complete list of relations

!href target=wims_mhelp cmd=help&special_parm=if Complete list of relations

$table_header

$table_header

$table_hdtr<th>Condition</th><th>meaning</th></tr>

$table_hdtr<th>Condition</th><th>meaning</th></tr>

$table_tr<td><tt class="wims_code_variable">ans1>=0 and \ans1<=1</tt></td>

$table_tr<td><tt class="wims_code_variable">ans1>=0 and \ans1<=1</tt></td>

    <td>Good if <span class="tt wims_code_words">ans1</span> is within the interval [0,1].</td></tr>

    <td>Good if <span class="tt wims_code_words">ans1</span> is within the interval [0,1].</td></tr>

$table_tr<td class="tt wims_code_variable">ans1=1 or \ans1=3 or \ans1=5</td>

$table_tr<td class="tt wims_code_variable">ans1=1 or \ans1=3 or \ans1=5</td>

    <td>Good if <span class="tt wims_code_words">ans1</span> and <span class="tt wims_code_words">ans2</span> are the two

    <td>Good if <span class="tt wims_code_words">ans1</span> and <span class="tt wims_code_words">ans2</span> are the two

    roots of the polynomial x<sup>2</sup>-5x+6.</td></tr>

    roots of the polynomial x<sup>2</sup>-5x+6.</td></tr>

$table_tr<td class="tt wims_code_words">sin(\ans1)=0</td>

$table_tr<td class="tt wims_code_words">sin(\ans1)=0</td>

    <td>Good if <span class="tt wims_code_words">ans1</span> is a multiple of $m_pi.</td></tr>

    <td>Good if <span class="tt wims_code_words">ans1</span> is a multiple of $m_pi.</td></tr>

$table_end

$table_end

!href cmd=help&special_parm=oef help on oef format

!href cmd=help&special_parm=oef help on oef format