Unit 3 - Computer Science

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Across
  1. 1. the cycle through which data and instructions are processed.
  2. 3. the component in a computer that is used to connect it to a network.
  3. 7. an integrated circuit that is able to perform many of the functions of a CPU.
  4. 11. a component in the CPU that stores the address of the next instruction to be processed.
  5. 15. an electronic circuit, where transistors are set on a semiconductor material, such as silicon.
  6. 16. a set of commands that can be processed by a certain CPU.
  7. 18. a device that allows data to be entered into a computer system.
  8. 20. This type of sensor measures acceleration forces. These may be static forces, such as the continual force of gravity. They can also be dynamic forces, such as those created by movement and vibrations.
  9. 22. address the unique address that is given to a NIC by the manufacturer, memory address register (MAR)
  10. 26. a type of secondary storage that uses transistors to store data.
  11. 27. a program that can be run on different types and manufacturers of computers.
  12. 29. A register that is built into the ALU
  13. 30. speed the number of fetch-decode-execute cycles that can be performed in a second.
  14. 33. an IP address that can change each time the device connects to a network.
  15. 36. This type of sensor measures the force of pressure that is applied to the sensor or device. This could be the pressure created by a solid object, or it could be created by liquid or gas.
  16. 37. the cables that are used to transfer data in a network.
  17. 41. This type of sensor measures the presence and concentration of a gas within the immediate atmosphere.
  18. 43. Transfers addresses between components in a computer
  19. 45. an entry point into a computer or network.
  20. 46. the intersection of the rows and columns of transistors in solid-state storage.
  21. 47. a small component in a computer system that is used to temporarily store data.
  22. 53. a unique address that is given to a computer at the manufacturing stage that can be used to identify the computer.
  23. 54. a device that can be used to obtain the results of data that has been processed.
  24. 55. Design of a computer system
  25. 56. a component that can store electrical charge.
  26. 58. This type of sensor measures the pH level of a substance.
  27. 59. This type of sensor measures the ambient light in a certain environment. It can also measure the presence of a direct light, such as a laser beam.
  28. 60. a types of storage that stores the most frequently used data
  29. 61. a type of secondary storage that uses the properties of magnetism to store data.
  30. 62. a component in the CPU that stores the address of the next instruction to be processed
  31. 64. a computer that will run the commands stored in it.
  32. 65. a type of storage that is designed to store data permanently, until it is deleted by the user.
  33. 66. a register that is built into the CU that holds the current instruction that is being processed in the CPU.
Down
  1. 2. data storage that is owned by a third party and accessed by the user, using the internet.
  2. 4. a location of memory in a RAM
  3. 5. What is the part of the CPU that does the calculations
  4. 6. This type of sensor measures the amount of water that is present in a substance, such as soil.
  5. 8. an IP address (hat does not change each time the device connects to a network.
  6. 9. This type of sensor measures how close an object is in comparison to the sensor. It does this by emitting electromagnetic radiation or an electromagnetic field and measures the radiation as it returns to see if there are any changes.
  7. 10. wires used for the transmission of control signals between components in a computer.
  8. 12. a unit of data that is used to transmit data across a network.
  9. 13. a component that acts as a central resource for the storage of data and applications or for providing a service.
  10. 14. the connection of computer systems and everyday devices, using the Internet, to allow data to be exchanged.
  11. 17. a type of secondary storage that uses lasers to store data.
  12. 19. a device that acts as a switch or gate for electronic signals.
  13. 21. This type of sensor measures infra-red radiation. This type of radiation can be emitted in different amounts by both objects and people.
  14. 23. This type of sensor measures the presence of magnetic field that may be emitted by an object.
  15. 24. the part of the CPU that contains all the components that are used to perform the fetch-decode-execute cycle.
  16. 25. processes data and instructions
  17. 28. This type of sensors measures the level of sound in an environment.
  18. 31. a type of primary storage that stores the stari up instruction for the computer.
  19. 32. The storage that the CPU can access
  20. 33. wires used for the transmission of data and instructions between components in a computer.
  21. 34. the component in the CPU that controls all the operations in the CPU.
  22. 35. a unit of data.
  23. 38. a type of storage that is directly accessed by the CPU.
  24. 39. This type of sensor measures the level of moisture in the immediate atmosphere.
  25. 40. This type of sensor measures whether a substance, such as a liquid, is at a certain level or amount.
  26. 42. a type of memory that can be used as an extension to the RAM.
  27. 44. a type of input device that is used to capture data from its immediate environment.
  28. 48. a computer system that performs a dedicated function.
  29. 49. This type of sensor measures the temperature of an object or substance by either directly touching it or capturing data from the surrounding environment.
  30. 50. that is displayed to the user usually on-screen.
  31. 51. a component that controls the flow of electric current
  32. 52. register a component in the CPU that holds the data or instruction that arc fetched from RAM.
  33. 57. This type of sensor measures the amount of liquid, gas or steam that is flowing through or around a certain environment.
  34. 63. a component that holds data and programs that are currently in use.