C. SELECT Student level, AVG(marks)average_mark FROM Students WHERE Student level = 'BTECH' %3D GROUP BY Student level HAVING average mark > 55;

Oracle 12c: SQL
3rd Edition
ISBN:9781305251038
Author:Joan Casteel
Publisher:Joan Casteel
Chapter12: Subqueries And Merge Statements
Section: Chapter Questions
Problem 19MC
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Question
Choose the SQL statement that has no syntax error and is valid.
a. SELECT Student level, AVG (marks) average_mark
of
FROM Students
WHERE Student level = 'BTECH'
stion
GROUP BY Student level
HAVING AVG (marks) > 55;
b. SELECT Student level, AVG (marks) average_mark
FROM Students
WHERE Student level = 'BTECH'
HAVING AVG (marks) > 55
GROUP BY Student level;
O C. SELECT Student level, AVG(marks) average_mark
FROM Students
WHERE Student level = 'BTECH'
GROUP BY Student level
HAVING average_mark > 55;
O d. SELECT Student level, AVG (marks)average_mark
FROM Students
WHERE AVG (marks) > 55
HAVING Student level = 'BTECH'
GROUP BY Student_level;
a
e here to search
DELL
Transcribed Image Text:Choose the SQL statement that has no syntax error and is valid. a. SELECT Student level, AVG (marks) average_mark of FROM Students WHERE Student level = 'BTECH' stion GROUP BY Student level HAVING AVG (marks) > 55; b. SELECT Student level, AVG (marks) average_mark FROM Students WHERE Student level = 'BTECH' HAVING AVG (marks) > 55 GROUP BY Student level; O C. SELECT Student level, AVG(marks) average_mark FROM Students WHERE Student level = 'BTECH' GROUP BY Student level HAVING average_mark > 55; O d. SELECT Student level, AVG (marks)average_mark FROM Students WHERE AVG (marks) > 55 HAVING Student level = 'BTECH' GROUP BY Student_level; a e here to search DELL
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