NAT I Computer Science With Answers

NAT I Computer Science

Sr. # Questions Answers Choice
1 DBMS must include a Micro processor DML processor Interpreted Compiler
2 DBA defines Errors Security Information Objects
3 IDE is a (an) Hardware Interface Sofware Administrator
4 DBA is a Programmar Database user Database manager Client
5 How many components are present in data base? Two Three Four FIve
6 Create command is used to create a Table View Report Query
7 Insert command is used to insert A new table A new record A view Dependencies
8 Integrity of data means data is Efficient Redundant Correct Complete
9 Which of the following does not support the data in data base management system Standard Redundant Complete Integrated
10 With database data is in Standard form Unnormalize form Complete Integrated
11 Which of the following operation are adopted with data in a database system? Normalize Efficient Complete Unnormalize
12 Data item is a Files Small unit Information Record
13 Which of the following is correct for data in a database system? Inconsistent Redundant Integrated Normal
14 Retrieval of information with database is Slow Normal Faster Both a and b
15 Information is stored with Maximum repetitions Minimum repetitions Repetitions None of these
16 Data base is a collection of Data Information Files All of these
17 Which of the following type of file requires largest processing time? Sequential file Random file Indexed sequential file Direct access file
18 Which of the following data model is more flexible? Network data model Hierarchical data model Relational data model Object data model
19 Which of the following represents a collection of concepts that are used to describe the structure of a database? Data warehouse Data model Data structure Data type
20 To execute UNDO command you should: Press CTRL + Z Select UNDO from the Edit menu Click UNDO icon on the standard toolbar Any of the above
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