IT Trainer Questions

National Science Centre is located at New Delhi.

A group of giraffes is called as tower.

Whereas

A group of ants is called as colony

A group of lions is called as pride

A group of ships is called as fleet.

The memory which can be retained even the power is off is called as Permanent memory or Persistent memory. Computer's hard drive is an example of permanent memory and computer's cache or RAM are examples of temporary memory.

Compound word means when two or more words join together to make a single word that gives a new meaning.

Here in the options, Self-evident is the compound word.

A database is used to store, modify, extract and to search for the data within it.

A candidate key is a column, or set of columns, in a table that can uniquely identify any database record without referring to any other data. Each table may have one or more candidate keys, but one candidate key is unique, and it is called the primary key.

Living organisms often contain trace amounts of several elements, but the most abundant ones are oxygen, carbon, hydrogen, nitrogen, calcium, sulphur and phosphorus.

Configuration Management is a support for software in managing the different items in the product, and changes in them.