Who is the founder of relational database theory?
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![Who is the founder of relational database theory?
O E. F. Codd
D.A. Ritchie
O SE. Jobs
O H.L. Ching
What type of database is the most commonly used in Industry?
O Relational
O Hierarchical
O Object-oriented
O NOSQL
In SQL, the NULL value is:
A value that is unknown, unavailable, or not applicable
O The absence of a data type
A field that only accepts character-based data
A field that only accepts numeric-based data
With SQL, how do you select all the records and columns from a table named
"Employees" where the column "FirstName" is "Peter" and the "LastName" is
"Frampton"?
OSELECT FROM Employees Employees WHERE FirstName = Peter' AND LastName=
Frampton
e SELECT FirstName. LastName FROM Employees WHERE FirstName = 'Peter AND LastName=
Frampton:
SELECT FROM Employees Employees WHERE FirstName Peter AND LastName >
Frampton
SELECT Peter Frampton FROM Employees
With SQL, how do you select all records from a table named "Employees" where the
"LastName" is alphabetically between (and including) "Nguyen" and "Yang"? (choose
one or more that apply]
SELECT "FROM Employees WHERE LastName > Nguyen AND LastName < "Yang
SELECT FROM Employees WHERE LastName BETWEEN 'Nguyen' AND Yang
ESELECT FROM Employees WHERE LastName >= Nguyen AND <= Yang
SELECT FROM Employees WHERE LastName IN (Nguyen, Yang](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2F7bc22aad-0996-4fa4-98c7-bd6c4dc28b3d%2F196ce34c-fadf-4157-b96d-bec535f85429%2Fxi3hie9_processed.jpeg&w=3840&q=75)
Transcribed Image Text:Who is the founder of relational database theory?
O E. F. Codd
D.A. Ritchie
O SE. Jobs
O H.L. Ching
What type of database is the most commonly used in Industry?
O Relational
O Hierarchical
O Object-oriented
O NOSQL
In SQL, the NULL value is:
A value that is unknown, unavailable, or not applicable
O The absence of a data type
A field that only accepts character-based data
A field that only accepts numeric-based data
With SQL, how do you select all the records and columns from a table named
"Employees" where the column "FirstName" is "Peter" and the "LastName" is
"Frampton"?
OSELECT FROM Employees Employees WHERE FirstName = Peter' AND LastName=
Frampton
e SELECT FirstName. LastName FROM Employees WHERE FirstName = 'Peter AND LastName=
Frampton:
SELECT FROM Employees Employees WHERE FirstName Peter AND LastName >
Frampton
SELECT Peter Frampton FROM Employees
With SQL, how do you select all records from a table named "Employees" where the
"LastName" is alphabetically between (and including) "Nguyen" and "Yang"? (choose
one or more that apply]
SELECT "FROM Employees WHERE LastName > Nguyen AND LastName < "Yang
SELECT FROM Employees WHERE LastName BETWEEN 'Nguyen' AND Yang
ESELECT FROM Employees WHERE LastName >= Nguyen AND <= Yang
SELECT FROM Employees WHERE LastName IN (Nguyen, Yang
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