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A. Expressions can include string literals, numeric constants. NULL, concatenation, and substrings.

B. Corresponding columns must adhere to the specific column names.

C. Can use an expression to evaluate or define the value for one of the two columns.

D. At least one of a pair of corresponding columns must be specified by column name without any expression.

E. Corresponding columns need not be identical, but must be compatible.

A. Runtime configuration file and report file for the Hadoop masking job can reside on a local Linux (non-HDFS) file system.

B. Hadoop masking requires the specification of a hadoopcache parameter with an HDFS URL for a directory in the Hadoop file system.

C. On a Hadoop cluster, all files contained in an input directory are masked.

D. Input and Output files for Hadoop masking do not have to be located on a Hadoop HDFS file system.

A. Optim on a distributed platform.

B. Optim Connect Server and Optim Connect Studio.

C. Teradata Client Libraries.

D. IBM DB2 Federation Server.

A. DB2 Connect on LUW Only.

B. Optim connecting to Oracle DG40DBC with Optim Connect on the mainframe.

C. DB2 Connect and either DB2 Federation Server on LUW or Optim Connect on LUW.

D. Optim connecting to IBM Federation Server with Classic Federation or Optim Connect or the mainframe.