Questions

Local :

Only available to the current Db connection for current user and are cleared when connection is closed.

Multiple users can’t share a local temporary table.

Global:

Available to any connection once created. They are cleared when the last connection is closed.

Can be shared by multiple user sessions

The word assurance means ‘guarantee’. So the Quality Assurance Group’s role is to guarantee that the product is of high quality. They examine the overall s/w development process and their responsibility is to create and enforce standards and methods to improve it with the goal of preventing bugs from ever occurring.

The number of protons is equal to the number of electrons. That is the number of positive charges is equal to the number of negative charges.

A metalloid is any chemical element which has properties in between those of metals and nonmetals, or that has a mixture of them.

The six commonly recognised metalloids are

boron,

silicon,

germanium,

arsenic,

antimony, and

tellurium.