Introduction to Digital Design by Prof. Yahya Tashtoush
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Questions and Answers

What is a register?

  • A set of instructions for the computer to follow
  • A device used to hold data for processing
  • A type of memory used to store large amounts of data
  • A group of binary cells that can store discrete information (correct)

    • How many possible states can a 16-cell register have?

  • 256 possible states
  • 16 possible states
  • 2^16 or 65,536 possible states (correct)
  • Unlimited number of possible states

    • What is register transformation?

  • The process of converting binary data to decimal
  • The process of transferring binary information from one set of registers to another (correct)
  • The process of adding new registers to the computer
  • The process of clearing all registers in the computer

    • What happens when the 4 registers in the processor unit are full during keyboard input?

    <p>Their content is transferred to memory</p> Signup and view all the answers

    What is the purpose of parity checking in data transmission?

    <p>To ensure data is transmitted correctly</p> Signup and view all the answers

    If the parity of a received character is not even in an even parity system, what does it indicate?

    <p>At least one bit has changed its value during transmission</p> Signup and view all the answers

    What is a limitation of the even parity method for error detection?

    <p>It cannot detect errors if an even number of bits change</p> Signup and view all the answers

    What is the first step in the process of transferring information from the keyboard to memory?

    <p>The character code is stored in the input register</p> Signup and view all the answers

    What is the purpose of using registers in information processing?

    <p>To store data temporarily for processing</p> Signup and view all the answers

    What happens when a character is transferred from the input register to the processor register?

    <p>The input register is cleared</p> Signup and view all the answers

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