What are the role & responsibilities of a true leader ? Also, briefly explain about top knowledge or skills of a true leader ?

The true leader have to reach to the goals defined by the stakeholders. Factually, he should be a good communicator to involve and incite the teamwork, conduct meeting, deal with conflicts,... In addition, he should be organized, good analyser, risk forecaster,...

Do business with less time and with less effort and at the lowest cost and with the retention of high quality