A project's duration can be reduced by:

		Adding shorter routes around the critical path.
		Shortening the duration of critical path tasks.
		Adding tasks to the critical path.
		Completing the backward pass first.

2. Between projects A and B, project A will be considered a superior financial undertaking if it has:

		A lower average rate of return than project B.
		A shorter payback period than project B.
		A longer payback period than project B.
		A lower net present value than project B.

3. Concurrent activities are:

		Activities that can be performed at the same time.
		Activities that use labor from the same group of workers.
		Activities that must be done one after the other.
		Activities that use resources from the same resource pool.

4. In general, the better candidates for shortening are:

		Early tasks opposed to later tasks.
		Later tasks opposed to early tasks.
		Merge tasks opposed to burst tasks.
		Burst tasks opposed to merge tasks.