If Statements

Front

Purpose of if statements in Karel's programming?

Back

To adapt to different situations.

Front

Karel's questions about its world?

Back

Is there a ball where Karel is standing?

Front

Condition Karel can check:

Back

frontIsClear()

Front

Condition frontIsBlocked() checks if Karel's front is blocked.

Back

If Karel's front is blocked.

Front

Importance of conditions in Karel's programming?

Back

They allow Karel to make decisions.

Front

Result of leftIsBlocked()

Back

True if Karel's left is blocked

Front

Example question Karel might ask:

Back

Is Karel facing north?

Front

Check if Karel is not facing north.

Back

notFacingNorth()

Front

Check if Karel is facing west.

Back

facingWest()

Front

Method to check for balls at Karel's position?

Back

ballsPresent()