What type of OS does the mobile phone of Skype runs on?

1. What type of OS does the mobile phone of Skype runs on?
Windows
Mac
BREW
O2

Ans: BREW

2. In which City winter Olympics 2014 will be held?
Be Zing
Pyang Yong
Sochi
Mosocw

Ans: Sochi

3. Where was held the Commonwealth Health Ministers Conference in May 2010?
New Delhi
Geneva
Cape Town
Brussels

Ans: Geneva

4. In a year, human eye blinks how many times?
10,000,00
10,0000
10,000,000
10,000

Ans: 10,000,000

5. There are how many millions in a quadrillion?
1 thousand trillion
1 thousand thousand
1 thousand billion
1 thousand quadrillion

Ans: 1 thousand trillion