CSCI 465                                    Name _____________________
Summer, 2009


                              Quiz 1

                         (10 points, 2 each)


1.  Which of these is not a parameter of the DCB macro?

    A.  DDNAME
    B.  LRECL
*** C.  PUT
    D.  EODAD
    E.  DEVD
   

2.  Suppose I have a data set I am using only for output.  Which QSAM 
    macro will I not need to use with this data set?

    A.  DCB
    B.  OPEN
    C.  CLOSE
*** D.  GET
    E.  PUT


3.  Which statement is not true about the EODAD?

    A.  The EODAD involves a small internal subroutine.
    B.  There is no default EODAD.
*** C.  The EODAD?s code normally ends with ?BR 15?.
    D.  We can get along without an EODAD if we know for certain
        how many records are in the data set.
    E.  EODAD is coded as ?EODAD=address?.


4.  Which statement is true about coding a DCB macro?

    A.  The RECFM parameter has a default value.
    B.  We always code ?DSORG=DA?.
    C.  MACRF is coded simply as ?P? or ?G? for ?PUT? or ?GET?.
    D.  BLKSIZE has nothing to do with LRECL.
*** E.  The value of DDNAME matches a name in the JCL.


5.  IBM macros may and usually do change some register values.  Name  
    two registers which may be affected.

    0, 1, 14 and 15