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Question Detail
Which command is used to set a link between two database files
- JOIN
- UPDATE
- BROWSE
- SET RELATION
Answer: Option D
1. Which among following is not a relational database
- dBase IV
- 4th Dimention
- FoxPro
- Reflex
Answer: Option D
2. Which is a type of DBMS software
- utilities
- query language
- report writer
- All of above
Answer: Option D
3. Data dictionary is a special file that contains
- the names of all fields in all files
- the data types of all fields of all files
- Both of above
- None of above
Answer: Option B
4. Allocation map
- Used to store program data
- specifies which blocks are used by which file
- is updated by application programs
- allow programs to erase files
Answer: Option B
5. Secondary index can be related with
- Function dependency
- B tree
- Domain calculus
- Relational algebric operators
Answer: Option B
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