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Montaje y mantenimiento de equipos; Sistemas Microinformáticos y Redes (Grado Medio)
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Montaje y mantenimiento de equipos; Sistemas Microinformáticos y Redes (Grado Medio)
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,Montaje y mantenimiento de equiposÍNDICE
Tema 1..................................................................................................................................................5
Unidades de información.................................................................................................................5
Álgebra de Boole.............................................................................................................................6
Sistemas de representación alfanumérico........................................................................................6
Tema 2..................................................................................................................................................7
Funcionamiento del ordenador........................................................................................................7
Tema 3................................................................................................................................................10
Forma de placa / Factor de forma..................................................................................................10
Zócalo / Socket..............................................................................................................................10
Chipset...........................................................................................................................................11
Evolución de buses........................................................................................................................11
Memoria ROM, la BIOS, el B.I.O.S y cmos-setup........................................................................11
Buses de expansión........................................................................................................................12
Conectores externos.......................................................................................................................12
Conectores internos........................................................................................................................13
Memoria RAM...............................................................................................................................14
CPU................................................................................................................................................14
Multinúcleo y Mononúcleo............................................................................................................15
Litografía (técnicas de fabricación)...............................................................................................16
Tema 4................................................................................................................................................17
Discos duros...................................................................................................................................17
Soporte óptico................................................................................................................................20
Memorias flash..............................................................................................................................21
Tema 5................................................................................................................................................22
Copias de seguridad.......................................................................................................................22
Raid................................................................................................................................................22
Página 4 de un total de 71 páginas
, Montaje y mantenimiento de equipos
Tema 1
Unidades de información
bit 1B = 8 bits (0|1) 4TB = 4000 G
No es lo mismo
byte 4000KB = 4MB
X8
TB Tb
GB Gb
MB Mb X 1024 : 1024
KB Kb
BB b
:8
De binario a decimal Ejemplo:
5 4 3 2 1 0 ¿10?
• Se marcan posiciones
• 2 elevado a la posición del 1 101101 32+8+4+1 =45
+32 +8 +4 +1 2 10
• Los ceros se ignoran
De decimal a binario Ejemplo:
• Se coge el número decimal ¿2?
• Se divide entre 2 hasta que no se pueda 35 100011
más 10 2
• Se coloca el resultado desde abajo
De hexadecimal a decimal Ejemplo:
Hex Dec 2 1 0 ¿10?
0 0
FE0
. .
15 14 16
. . · Los ceros se ignoran
. . · Se marcan posiciones
(14 * 161) + (15 * 162) = 224+3840 = 4064
9 9 · Se coge el número
10
A 10 equivalente y se multiplica por
B 11 16 elevado a la posición
C 12
D 13
E 14
F 15
Página 5 de un total de 71 páginas
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