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Evaluate Code Segments that Iterate Over Two-dimensional Array

Evaluating Expressions

Grab a Piece of Paper!

Evaluate each expression.

Verify your answer by running the code in the Java Playground.

Practice 1: Two-Dimensional Array Assigning Values

  • Trace the provide code segment and predict the output.
  • Verify your prediction is correct by running the code in the Java Playground.

Practice 2: Summing Part of Two-Dimensional Array

  • Trace the provide code segment and predict the output.
  • Verify your prediction is correct by running the code in the Java Playground.
  • Modify the code to sum all values in the second row. Run your code to check if it is correct.

Practice 3: School Attendance

  • Trace the provide code segment and predict the output.
  • Verify your prediction is correct by running the code in the Java Playground.

Practice 4: Fruit Ripeness

  • Trace the provide code segment and predict the output.
  • Verify your prediction is correct by running the code in the Java Playground.

Practice 5: Find Minimum

  • Trace the provide code segment and predict the output.
  • Verify your prediction is correct by running the code in the Java Playground.
  • Modify the code segment to find the maximum values instead. Run your code to verify it is correct.