1. Draw from memory a detail of a typical slab on grade and list the steps in its production. Why can't the surface be finished in one operation, instead of waiting for hours before final finishing?2. What are control joints and isolation joints? Explain the purpose and typical locations for each in a concrete slab.3. List the steps that are followed in forming and pouring a concrete wall.4. Distinguish one-way concrete framing systems from two-way systems. Are steel and wood framing systems one-way or two-way? Is one-way construction more efficientstructurally than two-way construction?5. List the common one-way and two-way concrete framing systems and indicate the possibilities and limitations of each.6. Why posttension a concrete structure rather than merely reinforce it?