Analyst Questions

Egg.

Egg is to be broken if we want to use or eat it.

Gagan Narang was a famous Indian shooter who was first qualified to London Olympics. He was conferred with Arjuna Award for shooting. 

The regional meeting of World Customs Organisation is host in Jaipur.

Foreign keys are the columns of a table that points to the primary key of another table. They act as a cross-reference between tables.

In detail : A Foreign key is a field (or collection of fields) in one table that uniquely identifies a row of another table or the same table. In simpler words, the foreign key is defined in a second table, but it refers to the primary key or a unique key in the first table.

Masala bonds are bonds issued outside India but denominated in Indian Rupees, rather than the local currency. Kerala Infrastructure Investment Fund Board have listed 21.5 billion rupees ($305 million) of Masala bonds on the London Stock Exchange.

National security refers to security of a nation state, including its citizens, economy&institutions, is regarded as a duty of govt. It is celebrated every year on 4th March. The 1st National Security Day observed in the year 1972.

Glaucoma is usually caused by high pressure on the optic nerve which leads the loss of eye sight.

An electric arc is a visible plasma discharge between two electrodes that is caused by electrical current ionizing gasses in the air. Electric arcs occur in nature in the form of lightning.