It is true that in the array implementation of a queue, the pop operation is most efficient if the front of the queue is fixed at index position. The correct option is a.
<h3>What is pop operation? </h3>
The removal of an element is referred to as a pop operation. Again, because we only have access to the element at the top of the stack, we can only remove one element. We simply take the top of the stack off.
A push operation decrements the pointer before copying data to the stack; a pop operation copies data from the stack before incrementing the pointer.
The pop operation in an array implementation of a queue is most efficient if the queue's front is fixed at index position.
Thus, the correct option is a.
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Option B is the correct answer, Employers have flexibility in choosing a fall protection system they believe will work best in a situation selected. It is the primary duty of employer to provide safety to its workers. Employers must setup a suitable protection system at workplace from falling off from overhead platforms and from elevated workstations during construction for safety of its employees.
Further Explanation:
⦁ Employer must ensure compliance to OSHA-Fall protection in construction.
⦁ Generally, fall protection must be ensured by deploying guardrail systems at the edge of construction sites, safety systems built by nets or personal fall arrest.
⦁ OSHA requires to built fall protection system irrespective of fall distance to make sure safety conditions for workers/ employees.
Answer details:
Grade: High School
Subject: Computer Science and Technology.
Learn More:
Fall protection and compliance to OSHA rules and regulations
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Employer responsibility in providing fall protection
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Key Words: Fall protection, OSHA, workplace safety, guardrail systems etc.
Image of guardrail as an example is attached.
Were a liquid what? id doesn't make any sense.