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11. 

Which of the following is an integrated collection of data with minimum redundancy, so that different applications can use the required data.
A. records
B. file
C. DBMS
D. schema
E. None of the above
12. 

Where one has to process all the data records in a file, the best tile organization is
A. Indexed
B. sequential
C. direct access
D. random access
E. None of the above
13. 

An open rectangle
A. defines a source or destination of system data
B. identifies data flow
C. represents a process that transforms incoming data flow(s) into outgoing data flows
D. is a data store-data at rest, or a temporary repository of data
E. None of the above
14. 

The feasibilities studied in preliminary investigation is (are):
A. technical feasibility
B. economic feasibility
C. operational feasibility
D. All of the above
E. None of the above
15. 

Branch mark programs are best characterized as
A. Simulator programs
B. Hallmarking
C. Actual system programs
D. Vendor software for applications
E. None of the above