Questions

Normal Gas welding use oxygen-acetylene.

Depending on what materials you are welding, there are some more options that might be used.

For example - MIG/TIG use Argon, MAG use an argon-something mix.

The Sumerians were the first to evolve a proper system of writing called cuneiform. The script is wedge-shaped. Henry Rawlinson a British officer, deciphered the cuneiform script. He discovered by chance an inscription known as the behistun inscription. Relentless work of almost 12 years by Henry Rawlinson on this inscription, he managed to decipher the cuneiform script.

David Grossman has become the first Israeli author to win the 2017 Man Booker International prize for his novel “A Horse Walks Into a Bar”. The novel was translated by Jessica Cohen and is published in Britain by Jonathan Cape. The book is an ambitious high-wire act of a novel that shines a spotlight on the effects of grief, without any hint of sentimentality. Since 2016, the Man Booker International Prize awards both the winning author and translator £25,000. To be considered for the prize, books had to be translated into English and published in the UK between May 1, 2016 and April 30, 2017.

I = Prt

VOIP is an acronym for Voice Over Internet Protocol, or in more common terms phone service over the Internet.

Voice over Internet Protocol is a category of hardware and software that enables people to use the Internet as the transmission medium for telephone calls by sending voice data in packets using IP rather than by traditional circuit transmissions of the PSTN.

Here in the given options, Skype is the only voice service that enables us to talk over internet.

When a process requests an available resource, system must decide if immediate allocation leaves the system in a safe state. System is in safe state if there exists a safe sequence of all processes. Deadlock Avoidance : ensure that a system will never enter an unsafe state.