Monotheism simply means the 'worship of one god' from the Greek 'Mono = 'one' and Theos = 'god'. Therefore the main religions of the world - Christianity, Islam and Judaism - are all monotheistic as they worship one God. For a breakdown of what each actually does, I suggest that you ask the relevant question in each of the appropriate categories.
Yes
the hebrews
No.
Monotheism
They were the first group in the middle east to practice monotheism (or at least monolatry, which is an early form of monotheism).
monotheism
I'm sorry but because of the grammar in the question, we can't understand what it is asking.
Abraham's covenant with God led his followers to practice monotheism
Christians and Jews are not infidels, according to Islam, but People of the Book because they practice monotheism.I am a monotheist because I believe in one god.
Monotheism
The practice of worshipping only one god is known as monotheism. It is the belief in and worship of a single, supreme deity. Religions such as Judaism, Christianity, and Islam are examples of monotheistic faiths.
He practice the worship of monotheism, the practice or worship of only one god.