Mcqs, Lock is maintined by ? Lock manager. Chosee disadvantage of normalization. Baki yad nahiii sorry. Subjective. What maintined the lock also write the types of lock ? Senario given tha osko 3NF maii convert karna thaa or sat mai batana thaa kaii konsa part q remove hoaa, yai question har paper maii aa rha haii, Aik maii coustomerId,CoustomerName propertyid, propertyname, rent start date, rent end date yai Senario tha isko 2NF maii likna thaa, Aik maii employee Senario diya tha os mai employee name ko upper, lower case or oski length ko kisi likaii gaii yai pocha gya thaa If row is select as a pointer what will be the components of the row called aisa koch question thaa yad nahi shi saii.