Questions

Mutex is the short form for ‘Mutual Exclusion object’. A mutex allows multiple threads for sharing the same resource. The resource can be file. A mutex with a unique name is created at the time of starting a program. A mutex must be locked from other threads, when any thread that needs the resource. When the data is no longer used / needed, the mutex is set to unlock.

9th BRICS summit was held in Xiamen, China with the theme "BRICS: Stronger Partnership for a Brighter Future".

Van Ki Asha means Hope of forest. Banas river of Rajasthan is known as Van Ki Asha. It passes through Udaipur originating from aravallis. It is the longest river with length 512 kms in Rajasthan having full flow.

A metalloid is an element with properties between metals and non metals or the mix of both.

The six metalloids are arsenic, silicon, germanium, boron, antimony and tellurium.

Hence, silicon is the only metalloid in the given list.

The technology giant Apple has been named as the most innovative company of 2016, as per Boston Consulting Group (BCG) 2016 analysis. In the list of world’s 50 most innovative companies, Google has been ranked second, followed by Tesla Motors, Microsoft, Amazon, Netflix, Samsung, Toyota, Facebook and IBM.