About PCs

1. a stage in progress, development etc
7. to copy or move programs or information into a computer's memory, especially from the internet or a larger computer
9. in computing, a collection of data stored eg on a disc.
10. someone who provides something
11. to disconnect from the electricity supply
12. a quicker way between two places
13. a small narrow opening
14. to move to another place
19. a large amount of information which is stored in a computer
20. to see if something (eg a machine) is in good condition or working properly
22. a kind of tool for turning screws
25. a quality or characteristic
27. a maker’s name or trademark
29. having great strength, influence etc
30. an instrument for doing work, especially by hand
31. any of the figures 0 to 9
34. to be in control or charge of
36. to become hotter than necessary or wanted
38. (often with to, together, up) to find the total of (various numbers)
39. something made for a purpose, eg a tool or instrument
40. to mend or repair
41. to keep data in the computer
42. not to give or throw away; to preserve
45. computer software that is designed to damage the way a computer works
47. to act so that, or check that, something is certain or sure
49. often with for) to look for something by careful examination

1. quickness of moving
2. a speaker in a radio, record-player etc.
3. ability to hold, contain etc
4. a kind of tool used for gripping, bending or cutting wire etc
5. to show
6. the act of asking for something
8. a system of computers that can exchange messages and information
15. (of an action, tool etc) producing (quick and) satisfactory results
16. a secret word by which those who know it can recognize each other and be allowed to go past, enter etc
17. a device that holds a wire in position in a piece of electrical equipment
18. a small graphic sign on a computer screen representing an application that the user can choose.
21. helpful or serving a purpose well
23. to (cause to) grow in size, number etc
24. a computer code that is inserted into a program to destroy information or cause errors
26. to improve the quality or usefulness of something, such as a machine or a computer program
28. a small, round mark
32. to take away
33. to write (one’s name etc) in a book etc
34. to change the form or quality of
35. a computer program for searching, especially on a worldwide network.
37. to attempt or make an effort (to do, get etc)
43. to push something firmly
44. to take place or occur; to occur by chance
46. to choose or pick from among a numberfile
48. a mechanical instrument causing a current of air