Questions

It is used to get parent process identifier

Longest day is observed on June 21

The World Hydrography Day (WHD) is observed every year on June 21 to publicise the work of hydrographers and to create awareness about hydrography which is an essential science before undertaking any activity on or under the sea. The 2017 theme is “Mapping our seas, oceans and waterways – more important than ever”.

Consciousness is the state or quality of awareness, or, of being aware of an external object or something within oneself.

Day dreaming, Meditation, Intoxication, Sleep and Hypnosis are all types of altered states of consciousness . In al these states, a person's state of conscious is altered but he has consciousness.

Isthmus of panama and Isthmus of Suez are well known examples

26th April; Theme for the year 2017: "Innovation – Improving Lives".

The highest of this peak is 1772 m.