UNIX Crossword, The

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Across
  1. 1. shows the different between two text files
  2. 4. tells you what the current time is
  3. 5. searches for files in a directory hierarchy
  4. 8. tells computer about the capabilities of your terminal
  5. 10. shows what processes are running on the system
  6. 12. calls up the GNU C compiler
  7. 13. creates a directory
  8. 15. removes sections from each line of files
  9. 16. prints out the last few lines of a file
  10. 17. the original line editor that came with UNIX
  11. 18. evaluates logical or integer arithmatic expressions
  12. 19. strips last component from filename
  13. 21. paginates a file
  14. 23. determines file type
  15. 24. this is used by cron to determine what needs to be run
  16. 29. sorts lines of text based on criteria
  17. 30. delays for a specified amount of time
  18. 32. enables you to temporarily switch to a shell owned by another user
  19. 33. files with names starting with a period are known as _____ files
  20. 34. shows first few lines of files
  21. 36. lists the contents of a directory
  22. 38. compare two sorted files line by line
  23. 40. used to send various signals to processes whose PIDs are known
  24. 41. most commonly used text editor on UNIX/linux
  25. 42. version of grep that allows the use of logical operators in specifying the search pattern
  26. 45. this is the clock daemon that will run commands for you on a regularly scheduled basis
  27. 46. print out calendar for the specified month or year
  28. 47. tests for file types and compare values
  29. 49. display or set your tty settings
  30. 50. used to send output to a printer
  31. 52. shows or omits repeated lines
  32. 53. relays standard input to the standard output while capturing a copy in a file
Down
  1. 1. shows how the directory tree is built by mounted filesystems
  2. 2. program that reads input from the standard input and writes to the standard output
  3. 3. it is a unix convention to store binaries in a ____ directory
  4. 6. without any files specified, cat reads from the standard ______
  5. 7. arbitrary precision infix calculator
  6. 8. changes the timestamps of a file or creates file if it doesn't exist
  7. 9. unix is a pun on ______ which was an operating system the early developers were working on
  8. 10. merges lines of files
  9. 11. removes an empty directory
  10. 12. prints lines matching a pattern
  11. 14. system process that is designed to run in the background
  12. 20. ability to run more than one command at a time
  13. 22. program that returns an exit status of non zero
  14. 25. diverting the standard output to a file is known as a _____ion operation
  15. 26. strips directory and suffix from filenames
  16. 27. a link that can span file system boundaries is called a ______ link
  17. 28. creates copy of file under a different name or path
  18. 31. print out arguments to the command
  19. 32. stream editor for filtering and transforming text using a regular expression syntax
  20. 35. a pattern scanning and processing language with algorithmic syntax used in scripting
  21. 37. what we usually call a command line interpreter
  22. 39. renames a file
  23. 43. the connection of the standard output of one process to the standard input of another is known as a _____
  24. 44. the -n option to this command prints the hostname of the computer
  25. 46. concatenates files
  26. 47. program that returns an exit status of zero
  27. 48. initializes a terminal or query terminfo database
  28. 50. used to create a link to a file
  29. 51. every process was a unique ___ number
  30. 53. translates or deletes characters
  31. 54. this is the line oriented portion of vi