41. The word ‘linear’ in linear programming is used to describe:
A. relationship among two or more variables in a straight line
B. relationship among two or more variable which are directly proportional
C. relationship among two or more variables is linear
D. all of the above
E. None of the above
42. In the graphical model of linear programming the region defined by the constraints and the non-negative restrictions is the:
A. non-negativity restrictions
B. objective function
C. feasible solution region
D. constraints
E. None of the above
43. An information system that supplies information specifically to aid managers with decision-making responsibilities is called a
A. DBMS
B. MIS
C. DSS
D. DBA
E. None of the above
44. A class 2 materials transaction (movement from one production department to another) does not require updating of the
A. cost center file
B. inventory file
C. work order file
D. All of the above
E. None of the above
45. Changes to the database are made only with
A. proper departmental security codes
B. proper individual passwords
C. both (a) and (b)
D. neither (a) nor (b)
E. None of the above