Question

Consider the table STUDENT given below:

RollNo	Name	Class	DOB	Gender	City	Marks
1	Anand	XI	6/6/97	M	Agra	430
2	Chetan	XII	7/5/94	M	Mumbai	460
3	Geet	XI	6/5/97	F	Agra	470
4	Preeti	XII	8/8/95	F	Mumbai	492
5	Saniyal	XII	8/10/95	M	Delhi	360
6	Maakhiy	XI	12/12/94	F	Dubai	256
7	Neha	X	8/12/95	F	Moscow	324
8	Nishant	X	12/6/95	M	Moscow	429

State the command to display the average marks scored by students of each gender who are in class XI?

(i) Select Gender, avg(Marks) from STUDENT where Class= "XI" group by Gender;

(ii) Select Gender, avg(Marks) from STUDENT group by Gender where Class="XI";

(iii) Select Gender, avg(Marks) group by Gender from STUDENT having Class="XI";

(iv) Select Gender, avg(Marks) from STUDENT group by Gender having Class = "XI";

Choose the correct option:

पर्याय

• Both (ii) and (iii)

• Both (ii) and (iv)

• Both (i) and (iii)

• Only (iii)

Answer 1

Both (ii) and (iv)

Explanation:

The AVG() function returns the average value of a numeric column.