How do databases help businesses?
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How do you exit a database?
What are the features of database language?
What is file manager?
What is pdo in database?
How to move a multi-file database?
Why is the use of dbms recommended? Explain by listing some of its major advantages.
What are the advantages of database software?
Let?s say you have 100,000 records and you want to delete 95,000 at a time and keep only 5 thousand. But in local memory you don?t have enough space for 95,000 records. What do you do in this case? How do you delete without any problem with time and performance?
Give the cobol definition of a varchar field 177 when can an insert of a new primary key value threaten referential integrity?
What is a sequence in a database?
What are the 3 types of relationships in a database?
What is Database testing and What are ways of writing test cases for database testing?
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