Computer science Terms

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Across
  1. 2. A digital logic gate that gives a true output when the number of true inputs is odd.
  2. 4. A standard computer language used to create, manage and search databases
  3. 7. The process of copying a file from Internet to the computer.
  4. 9. A part of a processor that is responsible for arithmetic functions
  5. 10. Building blocks of electronic circuits that are used in computer components.
  6. 13. A series of dark and light parallel lines of varying thickness used to identify products.
  7. 15. Key A column of a table that uniquely identifies each record.
  8. 16. Software that runs in the background of a computer system and acts as an interface between the user and applications.
  9. 18. A lossy compression technique to compress images in digital cameras.
Down
  1. 1. A table that denotes the different outputs of the logic gates or circuit with respect to different inputs.
  2. 3. A combination of AND gate and NOT gate
  3. 4. Devices that can read physical quantities such as temperature, light, motion and so on.
  4. 5. A data type used in programming language to represent two values: TRUE or FALSE.
  5. 6. A computer program that is intentionally designed to harm the functioning of a computer.
  6. 8. A character set introduced in the 1960s. It provides an encoding table for all of the characters on a standard English keyboard.
  7. 11. A method to reduce the file size of a file.
  8. 12. A number system with base 2.
  9. 14. The brain of the computer that processes the instructions.
  10. 17. A device that converts analogue signals from devices to digital signals understandable to a computer.