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Convert the binary number 1011 to decimal.

Final answer

1011 in binary = 11

Solution steps

  1. 1

    Write the place values

    8, 4, 2, 1

  2. 2

    Multiply each digit by its place value

    1·8 + 0·4 + 1·2 + 1·1

  3. 3

    Add them up

    8 + 0 + 2 + 1 = 11

What AI Solver solves in computer science

  • Code tracing and output questions
  • Loops, conditionals and functions
  • Algorithms and Big-O
  • Binary and number systems
  • Boolean logic
  • Data structures

How to get computer science help

  1. 1

    Open the app

    Download AI Solver from the App Store and launch it on your iPhone.

  2. 2

    Snap your problem

    Point your camera at any question and take a photo. Works with handwritten and printed text.

  3. 3

    Get your answer

    AI analyzes the problem and delivers a clear, step-by-step solution in seconds.

Computer Science study tips

  • Trace code with a table: one row per step, one column per variable.
  • Predict the output before you run the code.
  • For Big-O, ask how the work grows when the input doubles.

Computer Science questions

Yes. It explains Java code tracing and free-response questions step by step.

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