跟crakman做sas base认证试题（36）

shiyiming

From crackman's blog on Baidu


               
                <p><font size="4">36.Given the contents of the raw data file 'EMPLOYEE.TXT':<br>
<br>
  ----+----10---+----20---+----30--<br>
  Xing&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;  2 19 2004 ACCT<br>
  Bob&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;  5 22 2004 MKTG<br>
  Jorge&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;  3 14 2004 EDUC<br>
<br>
The following SAS program is submitted:<br>
<br>
  data WORK.EMPLOYEE;<br>
&nbsp;&nbsp;&nbsp;&nbsp;  infile 'EMPLOYEE.TXT' ;<br>
&nbsp;&nbsp;&nbsp;&nbsp;  input <br>
&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;  @1  FirstName $<br>
&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;  @15 StartDate  <br>
&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;  @25 Department $;<br>
  run;<br>
<br>
Which SAS informat correctly completes the program?<br>
&nbsp;&nbsp;&nbsp;&nbsp;  A. date9.<br>
&nbsp;&nbsp;&nbsp;&nbsp;  B. mmddyy10.<br>
&nbsp;&nbsp;&nbsp;&nbsp;  C. ddmmyy10.<br>
&nbsp;&nbsp;&nbsp;&nbsp;  D. mondayyr10.</font></p>
<p><font size="4">Answer: B<br>
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<p><font size="4">不得用于商业应用。</font></p>
<p><font size="4">本题考察的是时间日期数据的格式问题。</font></p>
<p><font size="4">完成的程序是：<br>
data WORK.EMPLOYEE;<br>
&nbsp;&nbsp;&nbsp;&nbsp;  infile 'EMPLOYEE.TXT' ;<br>
&nbsp;&nbsp;&nbsp;&nbsp;  informat startdate mmddyy10.;<br>
&nbsp;&nbsp;&nbsp;&nbsp;  input <br>
&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;  @1  FirstName $<br>
&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;  @15 StartDate  <br>
&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;  @25 Department $;<br>
  run;</font></p>
<p><font size="4">MMDDYY10.数据格式：<br>
&nbsp;&nbsp;&nbsp;  08 11 2009<br>
&nbsp;&nbsp;&nbsp;  8  11 2009<br>
&nbsp;&nbsp;&nbsp;  11 12 2009<br>
&nbsp;&nbsp;&nbsp;  08-11-2009<br>
&nbsp;&nbsp;&nbsp;  08/11/2009<br>
等等这些格式都可以读取。<br>
@1其实列指针指向第一列，@15就是指向第十五列读取数据。</font></p> <a href="http://hi.baidu.com/crack%5Fman/blog/item/6a9ad4c0ee79d2db38db49c8.html">阅读全文</a>
               
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