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【单选题】
设集合为A={1,2,3} ,下列关系 R 中不是等价关系的是 _____ 。A.
R={<1,1>,<2,2>,<3,3>}
B.
R={<1,1>,<2,2>,<3,3>,<3,2>,<2,3>}
C.
R={<1,1>,<2,2>,<1,2>,<2,1>,<1,3>,<3,3>}
D.
R={<1,1>,<2,2>,<1,2>,<2,1>,<1,3>,<3,1>,<3,3>,<3,2>,<2,3>}
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【单选题】Four types of interviews identified by your text as essential for almost every occupation are
A.
information-gathering, career research, employment, and performance appraisal.
B.
disciplinary, survey, performance, and employment.
C.
career research, employment, performance appraisal, and exit.
D.
information-gathering, diagnostic, performance, and career.
【简答题】The term ________________ includes different types of groups that could be classified by age, class, geographic region, ual preference, disability, ethnicity, race, size, or even occupation.
【单选题】In which of the following types of training is an employee given instruction and experience, both on and off the job, in all of the practical and theoretical aspects of the work required in a skilled ...
A.
a
B.
b
C.
c
D.
d
E.
e
【简答题】Types of occupation Percentages (%) Professional and technical workers 11.5% Administrative workers 1 Clerical and office workers 2 Manufacturing workers 3 Other fields 4
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