Observe the table named “Training” given above carefully and predict the output of the following queries:
i. select city from training where topic = 'Cyber Security';
ii. select count(Training_Id) from training where email_id like '%gmail% ';
iii. select AVG (Fee) from training where Topic = 'Cyber Security';
iv. select name from training where INSTR (Email_Id, '@’)=0;