ITM%20215%20Class%20%206%20and%207%20Feb%208%20%26%2010

ITM%20215%20Class%20%206%20and%207%20Feb%208%20%26%2010 -...

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Unformatted text preview: Click to edit Master subtitle style ITM 215: Computer Applications in Storage, Operating Systems & Utilities Discovering Computers Objectives Overview { F 9 0 2 B 5 4 -6 8 C 2 -4 9 7 3 -9 A 0-4 6 0 2 9 2 9 0 5 4 2 } city, platters, read/write heads, cylinders, sectors and tracks, and revolution { 2 4 D 7 1 3 7 A -D 6 F -4 8 2 8 -9 F C -E B 2 B 5 6 A E A 4 F A } k attached storage devices, external and removable hard disks, and hard disk { 3 F 4 A 4 6 C 2 -0 F 6 8 -4 8 5 A -8 1 5 -1 7 A A F 2 9 D 4 2 F } Describe the various types of flash m { 0 D 1 7 4 E 1 -B 1 0 3 -4 0 A 9 -8 7 C A -0 F E 5 B C D E 5 0 } Describe cloud storage and explain its advantages 22 Discovering Computers Objectives Overview { C 2 3 E 5 4 0-4 B 1 4 -4 7 B 1 -9 B 0 5 -5 9 3 F 0 6 D 1 4 6 F 6 } Describe the characteristics of optic { 5 E 0 E F 9 2 8 -F 9 E F -4 A B C -A 5 3 7 -8 0 9 A 8 A B 0 2 9 8 9 } Differentiate among various types of optical discs { F 0 5 3 A E 9-2 8 A -4 1 F 5 -8 F 8 -F C 8 C F 8 4 7 9 F 0 B } cards, smart cards, microfilm and microfiche, and enterprise storage 33 Discovering Computers Objectives Overview { F 9 0 2 B 5 4 -6 8 C 2 -4 9 7 3 -9 A 0-4 6 0 2 9 2 9 0 5 4 2 } fine system software and identify the two types of system software { B 8 5 2 9 E 6 -E E D -4 8 E 1 -9 C 3 -0 D D 0 9 A 5 A C D 3 F } Describe the functions of an operating system { 6 7 4 1 E 4 0 -3 C 4 6 -4 B 9 D -9 C 3-9 E 6 7 B 0 8 0 2 B 0 E } he features of several stand-alone operating systems { B 7 F B 8 E C 0 -C 6 A F -4 9 D 2 -A D 2 3 -1 9 0 F A B A 4 C E } Briefly describe several embedded operating s { 8 F E B E 4-F 6 1 A -4 1 E 5 -9 E B 5 -B E A 2 4 F E C B 2 1 } Explain the purpose of several { 5 C 7 C F 2 9 6 -F 4 8 B -4 E 4 B -B 5 3 9 -B 1 B C D A 5 0 F 7 0 C } ous server operating systems 44 Discovering Computers Storage { F C A C E 2 A F -F 2 C -4 5 3 A -B 8 5 2 -4 8 9 4 3 1 2 4 C D F } ds data, instructions, and information for future use { 8 E 7 6 C D E -6 3 2 F -4 C 4 2 -9 0 9-A 6 2 E 4 B E 1 2 0 B 7 } A storage medium is the physical material on which a computer keeps d 55 Storage • What is capacity ? Next Kilobyte (KB) 1 thousand Megabyte (MB) 1 million Gigabyte (GB) 1 billion Terabyte (TB) 1 trillion Petabyte (PB) 1 quadrillion Ø Number of bytes a storage medium can hold Exabyte (EB) 1 quintillion Zettabyte (ZB) 1 sextillion Yottabyte (YB) 1 septillion Writing Process of transferring items from memory to storage media Storage • What is a storage device ? Next Reading Process of transferring items from storage media to memory Hardware that records and retrieves items to and from storage media Functions as source of input Creates output Storage • What is access time ?...
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ITM%20215%20Class%20%206%20and%207%20Feb%208%20%26%2010 -...

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