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1. (801) A computer makes decisions based on what information?
d. A comparison of some type.
2. (801) What class of computer is primarily used for enterprise multi-user functions, including internet web-hosting, electronic mail, and file sharing?    
a. Server.
3. (801) What class of computer do you use every day to complete work orders and check e-mail?
c. Workstation.
4. (802) What component interprets and carries out the basic instructions that operate a computer?
d. CPU.
5. (802) What is connected to the oscillator to lend consistency to the oscillation?
a. Crystal.
6. (802) What component is the heart of the CPU?
a. Chipset.
7. (802) Which bridge contains the peripheral I/O functions?
c. South bridge.
8. (802) The design of what component in a chipset has dramatic ramifications on the configuration of your PC?
d. Memory controller.
9. (802) What enables a computer to configure expansion cards and other devices automatically as they are installed?
c. Plug and play.
10. (803) Which bus signals the start and stop points for communication?
c. Control.
11. (803) In a computer with a Pentium II microprocessor, which buss is the direct link between the microprocessor and the main system memory?
a. Front-side.
12. (803) Up to how many different USB devices can be connected to a single PC?
c. 127.
13. (803) What is the data transfer rate of a hi-speed USB port?
d. 480 MBps.
14. (803) On a PCI express bus, what are the unidirectional pairs of 1-bit serial, point-to-point connections known as?
a. Lanes.  
15. (804) What part of the CPU does all the computing?
d. Arithmetic logic unit.
16. (804) From the four basic operations of a control unit, what is the process of obtaining a program instruction or data item from memory?
a. Fetch.
17. (804) From the four basic operations of a control unit, what is the process of carrying out the commands?
c. Execute.
18. (804) What are the high-speed storage locations contained in CPUs that temporarily hold data and instructions?
a. Registers.
19. (805) What monitors the activities of the components inside the machine?
a. O/S.
20. (805) What separates one operating system from another?
d. Characteristics.
21. (805) What characteristic of an operating system allows a user to work on two or more projects at a time?
b. Multitasking.
22. (805) What user interface uses the least amount of RAM and microprocessor power of all interfaces available?
c. Command-driven interface.
23. (805) What user interface provides the user a list of commands from which to choose?
b. Menu-driven interface.
24. (806) UNIX allows many users to work on the same computer system at the same time by sharing the computer’s resources this characteristic is called?
a. Multi-user.
25. (806) Which operating system is unique in that it shares its’ microprocessor among multiple tasks and multiple users?
b. UNIX.
26. (806) Which operating system is designed with integrated support for client/server and peer-topeer networks?
d. Windows.
27. (807) Disk drive speeds are measured in
b. milliseconds.
28. (807) Which memory is read by the microprocessor but not changed and gives the computer the instructions it needs to start booting correctly?
b. ROM.
29. (807) What is the temporary electrical storage space that holds program instructions and program data?    
a. RAM.
30. (807) What type of RAM is constructed out of multiple devices working in parallel on a wide data bus to answer a memory request?
d. SDRAM.
31. (807) What type of RAM uses narrow high-speed buses and is used with an emphasis on making the electrical subsystem balanced and resilient?
b. RDRAM.
32. (807) RDRAM uses what data bus width?
b. 16.
33. (807) What type of memory consists of the first 640 KB of available memory?
a. Conventional memory.    
34. (807) What part of memory is reserved for system use?
b. Upper memory area.
35. (807) What memory stores things like the current time and date, type and number of disk drives, and the total amount of memory available to the CPU?
d. CMOS.
36. (808) What is known as the workhorse of a PC system?
b. Hard disk drive.
37. (808) What tells a computer’s operating system where a file begins or where space might be available for a new file on the hard disk drive?
a. File allocation table.
38. (808) What is the recording surface of a CD-R disc comprised?
a. Organic polymer dye.
39. (808) What is the storage capacity of compact disk technology?
c. 650 MB to 700 MB.
40. (808) Why can more information be stored on a Blu-ray disc than a DVD?
c. Uses a shorter wavelength laser.
41. (808) Which is not a reason for backing up the data contained on a RAID?  
b. Data is very safe on a RAID and does not need to be backed up.
42. (809) Parity checking adds a single bit to what number of bits of data?
a. 8.
43. (809) What is the only bit memory error number that the Error Correction Code can correct?
a. One.
44. (809) What boots the computers operating system?
c. BIOS.
45. (810) Where are all device drivers located in current operating systems?
d. Winnt/system directory.
46. (810) What are small low-level programs that translate the raw I/O format that hardware devices expect and the higher-level format with which the O/S will work?
b. Device drivers.
47. (811) What component interprets device signals; interprets their importance and sends it in as a request for the attention of the CPU?
c. Priority Interrupt Controller.
48. (811) What is utilized to reduce or eliminate conflicts between devices that require the attention of the CPU?
d. Interrupt request numbers.
49. (811) Which of the following interrupt requests has the highest priority interrupt setting?
a. Three.
50. (812) How does a computer keyboard communicate with the main microprocessor?
a. A small microprocessor with a keyboard controller.
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