Questions

1113122110

In given series 2nd number gives number of  which digits present in the 1st number and so on continues for 3rd ,4th,...

Here 1st no. has only one zero, so  2nd no. is 10 and 2nd no. has one 1 and one 0,so 3rd no. is 1110, so like that 5th no. has one 1,one 3,one 2,two 1's and one 0.So the next no. is 1113122110. 

'Rare earth'(They are all metals)

Switzerland 

Volatile memory is computer memory that requires power to maintain the stored information. It is a temporary memeory which cannot contain information permanently.

Example :: RAM or Random Access Memory

A computer program is a collection of instructions that performs a specific task when executed by a computer

Sieve.

A utensil consisting of a wire or plastic mesh held in a frame, used for straining solids from liquids.