COBOL/File Structures

Choice Instructions: Circle the correct response. 1. A master file is updated using data found in a a. new master file. b. transaction file c, sort work file d. COBOL table 2. A master file record that is not updated is referred to as a (n) a. unmatched transaction b. duplicate transaction c. unmatched master d. posted transaction 3. File matching logic requires a. the transaction file and master file to be in the same key field sequence b. the transaction file and master file to have the same number of records c. a transaction file to have fewer records in it than the master file d. a transaction file to have more records in it than the master file 4. A posted transaction is a transaction a. found to be in error b, used to update a master record c. with no matching master record d. with a duplicate following it 5. An unmatched transaction is a. the same as an unmatched master b. out of sequence in the transaction file c. a transaction with no matching master record d. a transaction with a duplicate following it 6. A duplicate transaction is a transaction a. that is out of sequence in the transaction file b. used to update a master record c. with no key value in it d with the same key value as the previous transaction 7. A change transaction a. is used to add a new record to the master file b. provides data for changing fields within a master record. c. provides the information needed to remove a master record d. is a transaction with a duplicate preceding it