The highest level in the hierarchy of data organization is called

Related MCQs

• The highest level in the hierarchy of data organization is called
• In contemporary databases, the top level of the hierarchy consists of              each of which can contain            
• After conversion of high level queries into low level commands for file access and is called compiled_____:
• The                            layer, which provides a high-level view of data and actions on data.
• Some of the utilities of DBMS are ............. i) Transaction ii) Backup iii) File organization iv) Process Organization
• Once the lower-level lock is released, the operation cannot be undone by using the old values of updated data items, and must instead be undone by executing a compensating operation; such an operation is called
• Which of the following is not a level of data abstraction?
• Which of the following is not a level of data abstraction?
• Which of the following is not a level of data abstraction?
• In query processing, the                        is the lowest-level operator to access data.