Related Questions

The device for smoothening out the power impulses from the engine is called
A Clutch
B Differential
C Flywheel
D Torque converter
For a given Reynolds number, in a hydraulically smooth pipe, further smoothening __________ the friction factor.
A Brings about no further reduction of
B Increases
C Decreases
D None of these
Which of the following data constraints would be used to specify that the value of cells in a column must be one of a specific set of possible values?
A A domain constraint
B A range constraint
C An intrarelation constraint
D An interrelation constraint
Which of the following data constraints would be used to specify that the value of a cell in one column must be less than the value of a cell in another column in the same row of the same table?
A A domain constraint
B A range constraint
C An intrarelation constraint
D An interrelation constraint
Two men and women are entrusted with a task. The second man needs three hours more to cope up with the job than the second man and the woman would need working together. The first man, working alone, would need as much time as second man and the woman working together. The first man working alone, would spend eight hours less than the double period of the time second man would spend working alone. How much time would the two men and the women need to complete the task if they all asked together?
A 1 hour
B 2 hours
C 3 hours
D 4 hours
E 5 hours
The view that all events, including human actions, are caused. However, we can consider human actions free if they are the result of internal motivations, not the product of external influences or constraints. এই অনুচ্ছেদ কোন বিষয় সম্পর্কিত?
A মানুষের কাজ
B ইচ্ছার স্বাধীনতা
C অন্তঃস্থ প্রেষণা
D বহিঃস্থ প্রভাব
When assessing the table structure of an acquired set of tables with data, accessing the validity of possible referential integrity constraints on foreign keys is (part of) the:
A first step.
B second step.
C third step.
D fourth step.
MIS constraints are imposed by
A the firm's managers
B the firm's finance
C the environment
D All of the above
E None of the above
Which is NOT one of the most common types of SQL CHECK constraints?
A System date
B Range checks
C Lists of values
D Comparing one column value to another within the same table
When building a database from an existing set of tables, we may safely assume that referential integrity constraints have been enforced on the data we are given.
A True
B False

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