CS 403 LATEST QUISES
| Question # 1 of 10 ( Start time: 07:29:49 PM ) | Total Marks: 1 | ||||||||
| A primary key is an attribute (or set of attributes) that has been chosen for an entity, whose values are used to uniquely identify a particular instance of an entity. True or false? | |||||||||
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| Question # 2 of 10 ( Start time: 07:30:58 PM ) | Total Marks: 1 | ||||||||
| In a three-level DBMS architecture, the ______ level interacts directly with the users. | |||||||||
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| Question # 3 of 10 ( Start time: 07:32:22 PM ) | Total Marks: 1 | ||||||||
| A Foreign Key is | |||||||||
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| Question # 4 of 10 ( Start time: 07:33:52 PM ) | Total Marks: 1 | ||||||||
| Database Application is a program which is used for performing certain operations such as | |||||||||
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| Question # 5 of 10 ( Start time: 07:34:48 PM ) | Total Marks: 1 | ||||||||
| An instance is | |||||||||
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| Question # 6 of 10 ( Start time: 07:36:08 PM ) | Total Marks: 1 | ||||||||
| Level of data at which entities or objects exist in reality is called | |||||||||
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| Question # 7 of 10 ( Start time: 07:37:21 PM ) | Total Marks: 1 | ||||||||
| The database management system (DBMS) is used to | |||||||||
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| Question # 8 of 10 ( Start time: 07:37:37 PM ) | Total Marks: 1 | ||||||||
| Within a table, each primary key value ____. | |||||||||
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| Question # 9 of 10 ( Start time: 07:38:23 PM ) | Total Marks: 1 | ||||||||
| Which of the following is NOT a component of a DFD? | |||||||||
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| Question # 10 of 10 ( Start time: 07:39:00 PM ) | Total Marks: 1 | ||||||||
| A candidate key that does not have a null value and is selected to uniquely identify all other attribute values in any given row is called a ____. | |||||||||
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