50 questions 10 T/F 40 multiple choices One hour Modern business computer Chapter III



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50 questions

10 T/F

40 multiple choices

One hour

Modern business computer

Chapter III

1. Abacus.

2. Computer and digital electronic device.

3. Keyboard keys represents more and ASCII characters

4. Coleman keyboard, chorded keyboard

5. Touch detection technology input technology

6. Wii remote controller

7. The Wand scanner.

8. Computed tomography and high precision tomograms

9. Computer clock.

10. Multicore processing technology

11. Pros and cons of LCD and LED

13. Resolution

14. System clock and computer processor as compared to human organs.

15. Knowledgeable employees and input technologies

1. GIGO


2. QUERTY AZERTY COLEMAK DVORAK keyboards

3. Chorded Optical and virtual keyboards

4. Touchpad Touch screen motion detection and graphics tablet input

5. Convergence

6. Sonogram output and ultra-sound input

8. Internal input and video input

9. Motherboard

10. The processor in the computer fulfills the role of the brain

13. Word size

14. Pipelining and Co-processing

15. RAM ROM CMOS

16. Parallel processing multicore processing

17. VRAM located on the hard disk drive

18. CRT LCD LED and gas plasma (Extended use of Gas plasma screen produces deteriorated pixels that lower its quality)

19. Clock and processor speed

20. Co-processor examples (NVIDIA graphics processor and floating point math processor)

21. Modern processors use 100 million to few billions of transistors

22. Network and Internet Input include forms designed to collect needed data for processing

23. Laser printer

24. Dot matrix printers



25. Ink jet printer technology is based on propelling ink particles onto the paper and may use a software to direct ink bubbles.

Modern business computer

Chapter IV


  1. Smartware is another word that may be used for software

  2. Operating system (OS) must accommodate the same word size as the processor of the computer.

  3. Linux kernel is used in modern operating systems for mobile computing and internet application designs.

  4. MAC/OSX operating system is designed to power MAC computers only.

  5. Android OS is based on its own kernel created by Android and presently developed by Google who purchased Android in 2005

  6. System software teaches the computer how to perform while application software presents tools used by the user to tell the computer what he needs.

  7. Windows phones 8 (Apollo) operating system released on 10/29/2012 will power the new NOKIA smartphones.

  8. Windows 8 operating system is backward compatible

  9. Each type of peripheral devices has its own driver even if the devices have the same brand.

  10. Kernel and OS

  11. Linux kernel GNU

  12. Restore utility program

  13. Smart phone operating systems: Symbian Microsoft phones 7, Microsoft phones 8 Android and iOS

  14. Microsoft Windows 8 pros and cons

  15. Importance and tasks of Operating System

  16. Multi-tasking Multi-processing Multi-threading

  17. Instruction exchange between processor and memory takes place over the front side bus

  18. Mac finder and Windows explorer are examples of file manager utility programs

  19. When called by the operating system, most utility programs are needed to stay in RAM briefly as they are needed

  20. API (Application Programming Interface) Is driver for virtual printer or keyboard

  21. MS Word 2013 allows you to edit a picture whenever you insert it and to easily merge many shapes into one.

  22. What if scenarios and automatic recalculation in EXCEL

  23. Vertical and horizontal market software

  24. Examples of each market software

  25. Interpreter Compiler


Modern business computer

Chapter V



  1. The word electricity was coined by William Gilbert referring to “ELECTROCUS” (the Greek word for AMBER).

  2. Amber property of glowing when rubbed makes it the first known origin of electricity 1000 BC.

  3. In 1907 Lee De Forest developed the 1st transistor (three electrodes) by adding one electrode to the diode and that was the date electronics technology was born

  4. Advantages of silicon transistors

  5. In 1843 the Congress agreed to fund $30,000 to construct a 40 miles telegraph line linking Washington D.C and New York

  6. Morse code

  7. Telegraph was the only technology (1836-1876).

  8. Upgrading to automatic switching impact on operators worldwide

  9. Pros and cons of telephone compared to radio

  10. Wires color in twisted pair cables

  11. Pros and cons of fiber optic cables

  12. Digital signals have no frequency

  13. Directional antennas technology: Dish antenna, dipole antenna and Yagi antenna requires the antenna to be directed following a given angle.

  14. The American GPS system in use now is the GPS II and consists of a constellation of 24 satellites

  15. GPS computing accuracy is highly affected by the strength of the satellite signals

  16. GPS system uses ground stations designed to receive satellites signals, amplify them, correct possible errors and retransmit them to users

  17. Chinese GPS BeiDou will have a complete constellation of 35 satellites and will cover the globe by 2020.

  18. Simplex HDX or FDX (examples of each technology)

  19. Time or frequency multiplexing allows full duplex radio to use only one frequency and double the communication power without any need for adding new towers and equipment

  20. What is decibel?

  21. Towers and satellites

  22. Line of sight

  23. Electromagnetic waves were also known as Hertz waves

  24. Conversion wave length/ frequency and vice versa.

  25. T3 line and the T1 line

  26. Thomas Edison invented the carbon microphone in 1877.

  27. Electrical telephony was born in 1876


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