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The MCQ: Performing all the tests before performing any deletion is; "Modification of Database" App Download (Free) with answers: Important; Optional; Complex; Irrational; for online computer science degrees. Practice Modification of Database Quiz Questions, download Google e-Book (Free Sample) for online bachelor's degree computer science.
Modification of Database MCQs: Questions and Answers PDF Download
SQL supports nested subqueries in the where, and from clauses of an
- Outer query
- Inner query
- Outer tuple
- Inner tuple
Performing all the tests before performing any deletion is
- Important
- Optional
- Complex
- Irrational
SQL supports basic set operations on relations that includes
- Union
- Intersect
- Except
- All of the above
Scalar subqueries are also useful in SQL
- Insertion statements
- Deletion statement
- Update statements
- Retrieval statement
The SQL data-definition language is used to create relations with specified
- Schema
- Structure
- Domain
- Attributes
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Computer Architecture Practice Questions
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Computer Architecture MCQ Questions
- If a block can be placed at every location in cache, this cache is said to be
- Indicating which of four steps instruction is in, is provided by
- A common measure of performance is
- Physical-address that is coming to cache is further divided into
- Following lines of code IR < = Memory[PC]; PC < = PC + 4; explains
Modification of Database MCQs Book Questions
- Meaning of view is hard to define, if recursive query is
- Special character that matches any substring, is
- For each row clause in trigger code would explicitly iterate over each
- Collection of information stored in database at a particular moment is called an
- Size for a data block for a database is fixed during its