Questions

A binary semaphore is one, which takes only 0 and 1 as values. They are used to implement mutual exclusion and synchronize concurrent processes.

• Responsiveness


• Resources sharing


• Economy


• Utilization of multiprocessor architectures.

There are 9 common styles of leadership. They are:

Transformational leadership

Transactional leadership

Servant leadership

Autocratic leadership

Laissez-faire leadership

Democratic leadership

Bureaucratic leadership

Charismatic leadership.

Euglena move by a flagellum (plural ‚ flagella), which is a long whip-like structure that acts like a little motor.

The paramecium uses its cilia to sweep the food along with some water into the cell mouth after it falls into the oral groove.

The underside of the starfish is covered with hundreds of tube feet, which it uses for walking around, for attaching tightly to rocks, and for holding on to prey.

Nereis possess setae and parapodia for locomotion