summer _Cpe103

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Across
  1. 1. He was the who knows the where to buy an operating system.
  2. 4. A temporary storage where all data and instruction are first stored here.
  3. 6. He developed the 1st practical IC.
  4. 7. What is the main component of ENIAC?
  5. 8. A microprocessor operation that loads the instruction from the memory into its internal instruction register.
  6. 11. A register that is paired with the code segment to determine a physical address.
  7. 12. Intel microprocessor that has a 4KB and runs at 108KHz.
  8. 16. An I/O control method that uses the port # to control I/O devices.
  9. 18. It is a single chip microcomputer consisting of a memory unit and an I/O unit.
Down
  1. 1. A register that is similar to instruction pointer.
  2. 2. A type of bus whose function is to send signal that determines and initiates the type of electrical communication that is to take part on the system bus.
  3. 3. It is responsible in tracking the address in memory of the instructions to be executed by the microprocessor.
  4. 5. A computer generation that uses shafts and gears.
  5. 9. The least used function of the microprocessor system.
  6. 10. He invented the first integrated circuit.
  7. 13. He developed the 1st microprocessor.
  8. 14. Intel processor used in the first PC.
  9. 15. Inventor of the first PC.
  10. 17. Flag that enables the Ctrl+Alt+Del function.
  11. 19. A register that is only used for string instructions and may contain the offset of a memory location.