OS INTRODUCTION

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Across
  1. 2. The foundation software that manages hardware and software.
  2. 5. A layer enabling user interaction with the OS.
  3. 8. The core component of an operating system.
  4. 9. An OS feature that allows running multiple processes simultaneously.
  5. 10. A state where processes are stuck waiting for each other.
Down
  1. 1. A signal that requires immediate OS attention.
  2. 3. A request by a program for an OS service.
  3. 4. A type of machine that provides abstraction of hardware.
  4. 6. Refers to the historical evolution of operating systems.
  5. 7. A component that manages process execution in an OS.