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Solved Sample Paper class xii IP Paper 1- Q3 , cbse board

818 views · Published 9 November 2018 · 12:05 · Indexed 5 October 2026

Channel: Anjali Luthra · 2018 · Education

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Q3
a SQL is structured query language used to work with databases. 
It provides the commands to create and mange tables i.e. inserting/ deleting/ updating and fetching the data from databases

b
i . since there is no column mentioned for gender , cant check if the candidate is female

i. select count(*) from Training;
ii. select * from Training where Fee is null;
iii. select city,fee from Training where Topic='Cyber Security';
iv. alter table Training
Add feedback varchar(200);


c
i. city
   New Delhi
   Faridabad
   Gurugram
ii.count(Training_id)
     2
iii. avg(fee)
      11000
iv.  name
    Ms. Neena

d.
Degree : 6
Cardinality : 5

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