21. If r12 = 0.86, r13 = 0.65 and r23 = 0.72, prove that r12.3 = 0.743
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22. The Enterprise Resource Planning (ERP) system deals
With the planning and use of resources used in the business
With the financial planning and use of the resource
With the planning of computer
All of the above
23. System analysis plays a central role in the development of
The management information system
The computer system
24. The quality of the parameters is assured if
All the input is processed and controlled
The access to the data files is protected and secured through an authorization scheme
All updating and corrections are completed before the data processing begins
25. Which statement is/are correct?
The Hierarchical Database Model (HDBM) is applicable when the data in an organization can be put down in the hierarchical or in terms of the levels, one after another
The data model is shown by an arrangement of the blocks
The Network Database Model (NDBM) deals with the set and the records
UGC NET PAPER 1
UGC NET Management
UGC NET COMPUTER SCIENCE
UGC NET COMMERCE
GATE COMPUTER SCIENCE
CFA Level 1
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