What are Most Common types of Complex master-detail relationships?

ORACLE Interview Questions and Answers (Part 1)

(Continued from previous question...)

154. What are Most Common types of Complex master-detail relationships?

There are three most common types of complex master-detail relationships:
master with dependent details
master with independent details
detail with two masters

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Other Interview Questions

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• What are the components of logical database structure of Oracle database?
• What is a tablespace?
• What is SYSTEM tablespace and when is it created?
• Explain the relationship among database, tablespace and data file.
• What is schema?
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• Can a tablespace hold objects from different schemes?
• What is Oracle table?
• What is an Oracle view?
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• What is Mirrored on-line Redo Log ?
• What is Full Backup ?
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• Can a Tablespace hold objects from different Schemes ?
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• What are the type of Synonyms?
• What is a Redo Log ?
• What is an Index Segment ?
• Explain the relationship among Database, Tablespace and Data file.?
• What are the different type of Segments ?
• What are Clusters ?
• What is an Integrity Constrains ?
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• What is an Extent ?
• What is a View ?
• What is Table ?
• Can a view based on another view?
• What are the advantages of views?
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• What is a synonym?
• What are the types of synonyms?
• What is a private synonym?
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• What is Index Cluster ?
• What is the effect of setting the value "ALL_ROWS" for OPTIMIZER_GOAL parameter of the ALTER SESSION command ? What are the factors that affect OPTIMIZER in choosing an Optimization approach ?
• What is the effect of setting the value "CHOOSE" for OPTIMIZER_GOAL, parameter of the ALTER SESSION Command ?
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• What database block size should I use? (for DBA)
• What are the different approaches used by Optimizer in choosing an execution plan ?
• What does ROLLBACK do ?
• How does one coalesce free space?(for DBA)
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• Can one rename a database user (schema)? (for DBA)
• Define Transaction ?
• What is Read-Only Transaction ?
• What is a deadlock ? Explain .
• What is a Schema ?
• What is a cluster Key ?
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• What are the basic element of Base configuration of an oracle Database ?
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• What is an Index ? How it is implemented in Oracle Database ?
• What is a Database instance ? Explain
• WWhat is the use of ANALYZE command ?
• What is default tablespace ?
• What are the system resources that can be controlled through Profile ?
• What is Tablespace Quota ?
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• What is Auditing ?
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• How do I find used/free space in a TEMPORARY tablespace? (for DBA
• What is a profile ?
• How will you enforce security using stored procedures?
• How can one see who is using a temporary segment? (for DBA
• How does one get the view definition of fixed views/tables?
• What are the dictionary tables used to monitor a database spaces ?
• How can we specify the Archived log file name format and destination?
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• What is a SNAPSHOT ?
• What is the mechanism provided by ORACLE for table replication ?
• What is snapshots?
• What are the various type of snapshots?
• Describe two phases of Two-phase commit ?
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• What are the options available to refresh snapshots ?
• What is a SNAPSHOT LOG ?
• What is Distributed database ?
• How can we reduce the network traffic?
• Differentiate simple and complex, snapshots ?
• What are the Built-ins used for sending Parameters to forms?
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• Is the After report trigger fired if the report execution fails?
• Does a Before form trigger fire when the parameter form is suppressed?
• What is SGA?
• What is a shared pool?
• What is mean by Program Global Area (PGA)?
• What is a data segment?
• What are the factors causing the reparsing of SQL statements in SGA?
• What are clusters?
• What is cluster key?
• Do a view contain data?
• What is user Account in Oracle database?
• How will you enforce security using stored procedures?
• What are the dictionary tables used to monitor a database space?
• Can a property clause itself be based on a property clause?
• If a parameter is used in a query without being previously defined, what diff. exist betw. report 2.0 and 2.5 when the query is applied?
• What are the sql clauses supported in the link property sheet?
• What is trigger associated with the timer?
• What are the trigger associated with image items?
• What are the different windows events activated at runtimes?
• When do you use data parameter type?
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• What is new_form built-in?
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• What is the diff. when confine mode is on and when it is off?
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• What are the ways to monitor the performance of the report?
• If two groups are not linked in the data model editor, What is the hierarchy between them?
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