March 2010
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March 31, 2010
31
Mar'10
DOS Cheat Sheets
Although you may not use it on a daily basis, DOS can be very handy from time to time. We've gathered cheat sheets for fast reference to DOS. Continue Reading
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March 31, 2010
31
Mar'10
Networking Cheat Sheets
We've gathered our cheat sheets for fast reference to networking technology information. You'll find cheat sheets listing specifications, cabling information and more. Continue Reading
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March 31, 2010
31
Mar'10
Networking Quizzes
We've gathered a collection of our quizzes to test your networking knowledge. You'll find quizzes about network infrastructure and design, network administration, network security and more. Continue Reading
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March 28, 2010
28
Mar'10
Microsoft Word Cheat Sheets
We've gathered resources from around the Web to help you work more effectively in Microsoft Word. You'll find cheat sheets for keyboard shortcuts and information about new features such as the ribbon, the Office button and the navigation pane. Continue Reading
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March 27, 2010
27
Mar'10
Data Center Learning Guides
We've gathered a collection of our learning guides and tutorials on data centers. You'll find in depth information about data center planning and design, data center management, green data centers and more. Then, read on for more resources. Continue Reading
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March 27, 2010
27
Mar'10
North American Electric Reliability Corporation (NERC)
North American Electric Reliability Corporation (NERC) is an institution that oversees and regulates the reliability of the North American electrical grids. Continue Reading
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March 24, 2010
24
Mar'10
frequency
For an oscillating or varying current, frequency is the number of complete cycles per second in alternating current direction. Continue Reading
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March 24, 2010
24
Mar'10
EPROM
EPROM (erasable programmable read-only memory) is programmable read-only memory (programmable ROM) that can be erased and re-used. Continue Reading
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March 24, 2010
24
Mar'10
EEPROM (electrically erasable programmable read-only memory)
EEPROM (electrically erasable programmable read-only memory) is user-modifiable read-only memory (ROM) that can be erased and reprogrammed (written to) repeatedly through the application of higher than normal electrical voltage. Continue Reading
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March 24, 2010
24
Mar'10
electromagnetic radiation spectrum
The electromagnetic radiation spectrum is the complete range of the wavelengths of electromagnetic radiation, beginning with the longest radio waves (including those in the audio range) and extending through visible light (a very small part of the ... Continue Reading
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March 24, 2010
24
Mar'10
electromagnetic field
An electromagnetic field, sometimes referred to as an EM field, is generated when charged particles, such as electrons, are accelerated... (Continued) Continue Reading
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March 24, 2010
24
Mar'10
Dynamic Data Exchange (DDE)
In the Windows, OS/2, and (with third-party development kits) other operating systems, Dynamic Data Exchange (DDE) allows information to be shared or communicated between programs. Continue Reading
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March 24, 2010
24
Mar'10
Carbon Reduction Commitment (CRC)
The Carbon Reduction Commitment (CRC) is a mandatory emissions-reduction standard in the UK. CRC aims for a carbon reduction of 1.2 million tonnes by 2020 and an 80% cut in carbon emissions by 2050. With the exception of transportation fuels, CRC ... Continue Reading
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March 23, 2010
23
Mar'10
bit (binary digit)
A bit (short for binary digit) is the smallest unit of data in a computer. Continue Reading
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March 23, 2010
23
Mar'10
apparent power
Apparent power is a measure of alternating current (AC) power that is computed by multiplying the root-mean-square (rms) current by the root-mean-square voltage. Continue Reading
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March 23, 2010
23
Mar'10
true power
True power is the power manifested in tangible form such as electromagnetic radiation, acoustic waves, or mechanical phenomena. Continue Reading
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March 23, 2010
23
Mar'10
The speed of end-user and backbone transmission technologies
This table shows the stated data rates for the most important end-user and backbone transmission technologies. Continue Reading
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March 23, 2010
23
Mar'10
susceptance
Susceptance (symbolized B) is an expression of the ease with which alternating current (AC) passes through a capacitance or inductance. Continue Reading
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March 23, 2010
23
Mar'10
polarity
Polarity is a term used in electricity, magnetism, and electronic signaling. Continue Reading
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March 23, 2010
23
Mar'10
OSI Reference Model illustrated
Cheat sheet quick look-up for OSI. Continue Reading