Object in illustrator

3.1 Define shape
3.2 Explain various shapes in object
3.3 Define symbol
3.4 Explain frame on border
3.5 Describe brush
3.6 Explain object alignment and distribution
3.7 State pathfinder & shape builders
3.8 Explain flatten transparency
3.9 Describe create outline & expand
3.10 Define image embed
3.11 Explain image tracing