9. A data model contains___________________?

By Admin / September 13, 2025

A. data object

B. attributes

C. relationships

D. all of the mentioned

✅ The correct answer is option D.
Explanation: The data model consists of three interrelated pieces of information: the data object,

12666. The resultant of two equal forces P making an angle θ, is given by

12749. When the temperature of the surrounding is higher than the temperature of the body, then the heat loss by convection from the body to the surrounding will be

1. A fire tube boiler is limited to a maximum steam pressure of about __________ kg/cm².

Leave a Comment / Basic Chemical Engineering MCQs, Chemical Engineering, Engineering / By Admin

2. Transformer cores are normally made from

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