DATA TRIGGS ROUND 1 quiz assesses knowledge on database management, focusing on SQL, relational models, and data operations. It tests understanding of key concepts like SQL standards, NULL handling, and primary keys, essential for learners in IT and database administration.
Herman Hollerith
Raymond F Boyce
Charles Babbage
Edgar F Codd
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Herman Hollerith
Raymond F Boyce
Charles Babbage
Edgar F Codd
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SELECT * FROM Persons WHERE FirstName='a';
SELECT * FROM Persons WHERE FirstName LIKE 'a%';
SELECT * FROM Persons WHERE FirstName LIKE '%a';
SELECT * FROM Persons WHERE FirstName LIKE'%a'%;
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NULL=0
NULL
NULL>0
NULL0
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Oracle
SQL
DBase
Microsoft Access
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Key
Determinant
Tuple
Relation
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SELECT
UNION
RENAME
PROJECT
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NULL
NOT NULL
Function NVL2 is not defined
None of the Above
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Atomicity, Consistency, Isolation, Database
Atomicity, Consistency, Isolation, Durability
Atomicity, Concurrency, Inconsistent, Durability
Atomicity, Concurrency, Isolation, Durability
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Asterisk(*) ; percent sign(%)
Percent sign(%) ; underscore(_)
Underscore(_) ; question mark(?)
Question mark(?) ; asterisk(*)
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Access
Oracle
FoxPro
All of these
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Implicit Lock
Explicit Lock
Exclusive Lock
Shared Lock
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Yup
Nope
Null
Error
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UPDATE
ALTER
CREATE
RENAME
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Unify
Ingress
IDMS
None of the above
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Select name from students where email = 0;
Select name from students where email = ' ';
Select name from students where email is null;
Select name from students where email = 'null';
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COMMIT TRANSACTION
ROLLBACK TRANSACTION
Either by COMMIT TRANSACTION or by ROLLBACK TRANSACTION
NONE
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FROM
GET
CHOOSE
SELECT
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Relation
Attribute
Tuple
Domain
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INSERT
MERGE
UPDATE
None of the above
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SELECT TOP 1 SALARY FROM ( SELECT TOP 3 SALARY FROM employee_table ORDER BY SALARY ASC) AS EMP ORDER BY SALARY DESC;
SELECT TOP 1 SALARY FROM ( SELECT TOP 3 SALARY FROM employee_table ORDER BY SALARY DESC) AS EMP ORDER BY SALARY ASC;
SELECT TOP 3 SALARY FROM ( SELECT TOP 1 SALARY FROM employee_table ORDER BY SALARY DESC) AS EMP ORDER BY SALARY ASC;
SELECT TOP 3 SALARY FROM ( SELECT TOP 1 SALARY FROM employee_table ORDER BY SALARY ASC) AS EMP ORDER BY SALARY DESC;
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Quiz Review Timeline (Updated): Jan 4, 2024 +
Our quizzes are rigorously reviewed, monitored and continuously updated by our expert board to maintain accuracy, relevance, and timeliness.
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