{"id":6547,"date":"2017-10-27T10:41:00","date_gmt":"2017-10-27T10:41:00","guid":{"rendered":"http:\/\/blog.maxieduca.com.br\/?p=6547"},"modified":"2019-11-06T12:22:07","modified_gmt":"2019-11-06T12:22:07","slug":"prom-eprom-earom-eeprom","status":"publish","type":"post","link":"https:\/\/www.maxieduca.com.br\/blog\/informatica\/prom-eprom-earom-eeprom\/","title":{"rendered":"J\u00e1 se deparou com os termos PROM, EPROM, EAROM, EEPROM? D\u00ea uma olhadinha neste post e fique por dentro do que significam"},"content":{"rendered":"<p style=\"text-align: justify;\"><span style=\"color: #000000;\">Na saga dos estudos sobre mem\u00f3ria de computador, nos deparamos constantemente com os termos PROM, EPROM, EAROM, EEPROM. J\u00e1 percebeu o que eles tem em comum? Olhe bem!<\/span><\/p>\n<p style=\"text-align: justify;\"><span style=\"color: #000000;\">Todos possuem ROM, no final de cada um! Isso j\u00e1 \u00e9 uma grande pista do que se trata no mundo da inform\u00e1tica, n\u00e3o \u00e9?<\/span><\/p>\n<p style=\"text-align: justify;\"><span style=\"color: #000000;\">Afinal, ROM \u00e9 um acr\u00f4nimo para Read Only Memory, ou Mem\u00f3ria de Somente Leitura, como vimos em posts anteriores. Para refrescar nossa mem\u00f3ria, s\u00e3o pe\u00e7as de computador que guardam informa\u00e7\u00f5es de forma n\u00e3o vol\u00e1til, ou seja, que n\u00e3o perdem suas informa\u00e7\u00f5es quando a m\u00e1quina \u00e9 desligada da energia el\u00e9trica. Outa informa\u00e7\u00e3o sobre a mem\u00f3ria ROM \u00e9 que o programa que tiver sido gravado nela, na f\u00e1brica, n\u00e3o poder\u00e1 ser alterado pelo usu\u00e1rio, por isso dizemos que s\u00e3o gravadas uma \u00fanica vez. \u00c9 considerada somente leitura, pois o computador faz uso de suas informa\u00e7\u00f5es sem gravar dados novos nela, ou seja, s\u00f3 l\u00ea as informa\u00e7\u00f5es presentes nessa pe\u00e7a.<\/span><\/p>\n<p style=\"text-align: justify;\"><span style=\"color: #000000;\">Mas se julgarmos que PROM, EPROM, EAROM e EEPROM s\u00e3o todas mem\u00f3rias do tipo ROM, qual a diferen\u00e7a entre elas?<\/span><\/p>\n<p><a href=\"https:\/\/www.maxieduca.com.br\/blog\/wp-content\/uploads\/2017\/10\/Memoria-PROM-EPROM.jpg\"><img decoding=\"async\" loading=\"lazy\" class=\" wp-image-6549 aligncenter\" src=\"https:\/\/www.maxieduca.com.br\/blog\/wp-content\/uploads\/2017\/10\/Memoria-PROM-EPROM.jpg\" alt=\"\" width=\"500\" height=\"270\" srcset=\"https:\/\/www.maxieduca.com.br\/blog\/wp-content\/uploads\/2017\/10\/Memoria-PROM-EPROM.jpg 311w, https:\/\/www.maxieduca.com.br\/blog\/wp-content\/uploads\/2017\/10\/Memoria-PROM-EPROM-300x162.jpg 300w, https:\/\/www.maxieduca.com.br\/blog\/wp-content\/uploads\/2017\/10\/Memoria-PROM-EPROM-270x146.jpg 270w, https:\/\/www.maxieduca.com.br\/blog\/wp-content\/uploads\/2017\/10\/Memoria-PROM-EPROM-263x142.jpg 263w\" sizes=\"(max-width: 500px) 100vw, 500px\" \/><\/a><\/p>\n<h5 style=\"text-align: center;\"><span style=\"color: #000000;\">Fonte: http:\/\/amigakit.leamancomputing.com<\/span><\/h5>\n<h2 style=\"text-align: center;\"><span style=\"color: #800080;\"><strong>PROM<\/strong><\/span><\/h2>\n<p style=\"text-align: justify;\"><span style=\"color: #000000;\">Come\u00e7aremos desvendando o que \u00e9 PROM, dizendo do que se trata cada uma de suas letras:<\/span><\/p>\n<p style=\"text-align: justify;\"><span style=\"color: #000000;\">P \u2013 Programmable<\/span><\/p>\n<p style=\"text-align: justify;\"><span style=\"color: #000000;\">R \u2013 Read<\/span><\/p>\n<p style=\"text-align: justify;\"><span style=\"color: #000000;\">O \u2013 Only<\/span><\/p>\n<p style=\"text-align: justify;\"><span style=\"color: #000000;\">M \u2013 Memory<\/span><\/p>\n<p style=\"text-align: justify;\"><span style=\"color: #000000;\">Podemos traduzir como mem\u00f3ria de somente leitura program\u00e1vel. Essas mem\u00f3rias s\u00e3o possuem matrizes de diodos que, durante a fabrica\u00e7\u00e3o, s\u00e3o queimados por aparelhos espec\u00edficos que provocam uma rea\u00e7\u00e3o f\u00edsica que grava os dados no chip. Na PROM, existe um dispositivo, conhecido como dispositivo programador, que permite a grava\u00e7\u00e3o ou programa\u00e7\u00e3o da PROM pelo cliente. Ap\u00f3s esta programa\u00e7\u00e3o, ela n\u00e3o poder\u00e1 mais ter seus dados alterados ou exclu\u00eddos.<\/span><\/p>\n<p><a href=\"https:\/\/www.maxieduca.com.br\/blog\/wp-content\/uploads\/2017\/10\/Memoria-PROM.jpg\"><img decoding=\"async\" loading=\"lazy\" class=\" wp-image-6550 aligncenter\" src=\"https:\/\/www.maxieduca.com.br\/blog\/wp-content\/uploads\/2017\/10\/Memoria-PROM.jpg\" alt=\"\" width=\"502\" height=\"451\" srcset=\"https:\/\/www.maxieduca.com.br\/blog\/wp-content\/uploads\/2017\/10\/Memoria-PROM.jpg 236w, https:\/\/www.maxieduca.com.br\/blog\/wp-content\/uploads\/2017\/10\/Memoria-PROM-212x190.jpg 212w\" sizes=\"(max-width: 502px) 100vw, 502px\" \/><\/a><\/p>\n<h5 style=\"text-align: center;\"><span style=\"color: #000000;\">Fonte: http:\/\/amceletronica.blogspot.com.br<\/span><\/h5>\n<h2 style=\"text-align: center;\"><span style=\"color: #000000;\"><strong>\u00a0<span style=\"color: #800080;\">EPROM <\/span><\/strong><\/span><\/h2>\n<p style=\"text-align: justify;\"><span style=\"color: #000000;\">E &#8211; Erasable<\/span><\/p>\n<p style=\"text-align: justify;\"><span style=\"color: #000000;\">P \u2013 Programmable<\/span><\/p>\n<p style=\"text-align: justify;\"><span style=\"color: #000000;\">R \u2013 Read<\/span><\/p>\n<p style=\"text-align: justify;\"><span style=\"color: #000000;\">O \u2013 Only<\/span><\/p>\n<p style=\"text-align: justify;\"><span style=\"color: #000000;\">M \u2013 Memory<\/span><\/p>\n<p style=\"text-align: justify;\"><span style=\"color: #000000;\">Temos aqui a mem\u00f3ria de somente leitura program\u00e1vel e apag\u00e1vel! Pegue tudo o que dissemos sobre a PROM e inclua que os dados que foram gravados nela agora podem ser regravados!<\/span><\/p>\n<p style=\"text-align: justify;\"><span style=\"color: #000000;\">A\u00ed voc\u00ea vai me perguntar: mas mem\u00f3ria ROM n\u00e3o \u00e9 somente de leitura?<\/span><\/p>\n<p style=\"text-align: justify;\"><span style=\"color: #000000;\">E eu te respondo: Sim! Mas esta possui internamente um segredinho que permite a leitura e grava\u00e7\u00e3o por\u00e9m, n\u00e3o \u00e9 qualquer dispositivo que pode realizar essa regrava\u00e7\u00e3o! \u00c9 preciso um dispositivo espec\u00edfico de luz ultravioleta que apaga tudo antes que a regrava\u00e7\u00e3o possa ser realizada. Para permitir o uso da luz ultravioleta, ela possui uma janelinha de quartzo, como mostra a figura a seguir:<\/span><a href=\"https:\/\/www.maxieduca.com.br\/blog\/wp-content\/uploads\/2017\/10\/EPROM.jpg\"><img decoding=\"async\" loading=\"lazy\" class=\" wp-image-6551 aligncenter\" src=\"https:\/\/www.maxieduca.com.br\/blog\/wp-content\/uploads\/2017\/10\/EPROM.jpg\" alt=\"\" width=\"493\" height=\"370\" srcset=\"https:\/\/www.maxieduca.com.br\/blog\/wp-content\/uploads\/2017\/10\/EPROM.jpg 564w, https:\/\/www.maxieduca.com.br\/blog\/wp-content\/uploads\/2017\/10\/EPROM-300x225.jpg 300w, https:\/\/www.maxieduca.com.br\/blog\/wp-content\/uploads\/2017\/10\/EPROM-253x190.jpg 253w, https:\/\/www.maxieduca.com.br\/blog\/wp-content\/uploads\/2017\/10\/EPROM-263x197.jpg 263w\" sizes=\"(max-width: 493px) 100vw, 493px\" \/><\/a><\/p>\n<h5 style=\"text-align: center;\"><span style=\"color: #000000;\">Fonte: https:\/\/produto.mercadolivre.com.br<\/span><\/h5>\n<p style=\"text-align: justify;\"><span style=\"color: #000000;\">Vamos supor que um equipamento passou 5 ou 15 anos usando esse tipo de mem\u00f3ria e de repente, diagnosticaram um problema em seus dados! A remo\u00e7\u00e3o e nova programa\u00e7\u00e3o pode ser feita pela luz ultravioleta.<\/span><\/p>\n<p style=\"text-align: justify;\"><span style=\"color: #000000;\">Atualmente, o uso da PROM e EPROM s\u00e3o bem reduzidos.<\/span><\/p>\n<h2 style=\"text-align: center;\"><span style=\"color: #800080;\"><strong>\u00a0<\/strong><strong>EAROM <\/strong><\/span><\/h2>\n<p style=\"text-align: justify;\"><span style=\"color: #000000;\">E \u2013 Electrically<\/span><\/p>\n<p style=\"text-align: justify;\"><span style=\"color: #000000;\">A &#8211; Alterable<\/span><\/p>\n<p style=\"text-align: justify;\"><span style=\"color: #000000;\">R \u2013 Read<\/span><\/p>\n<p style=\"text-align: justify;\"><span style=\"color: #000000;\">O \u2013 Only<\/span><\/p>\n<p style=\"text-align: justify;\"><span style=\"color: #000000;\">M \u2013 Memory<\/span><\/p>\n<p style=\"text-align: justify;\"><span style=\"color: #000000;\">Conheceremos agora a mem\u00f3ria somente leitura program\u00e1vel eletricamente alter\u00e1vel.\u00a0 Continua sendo n\u00e3o vol\u00e1til, ou seja, n\u00e3o perde os dados quando h\u00e1 interrup\u00e7\u00e3o do fornecimento de energia el\u00e9trica, mas possui caracter\u00edsticas de leitura e grava\u00e7\u00e3o. Essa caracter\u00edstica \u00e9 devido a presen\u00e7a de uma configura\u00e7\u00e3o interna especial que permite a altera\u00e7\u00e3o dos dados. Essa altera\u00e7\u00e3o \u00e9 considerada muito lenta no mundo da computa\u00e7\u00e3o, motivo pelo qual, quando necess\u00e1rio, \u00e9 feita a regrava\u00e7\u00e3o parcial das informa\u00e7\u00f5es.<\/span><\/p>\n<p><a href=\"https:\/\/www.maxieduca.com.br\/blog\/wp-content\/uploads\/2017\/10\/EAROM.jpg\"><img decoding=\"async\" loading=\"lazy\" class=\" wp-image-6552 aligncenter\" src=\"https:\/\/www.maxieduca.com.br\/blog\/wp-content\/uploads\/2017\/10\/EAROM.jpg\" alt=\"\" width=\"499\" height=\"374\" srcset=\"https:\/\/www.maxieduca.com.br\/blog\/wp-content\/uploads\/2017\/10\/EAROM.jpg 320w, https:\/\/www.maxieduca.com.br\/blog\/wp-content\/uploads\/2017\/10\/EAROM-300x225.jpg 300w, https:\/\/www.maxieduca.com.br\/blog\/wp-content\/uploads\/2017\/10\/EAROM-253x190.jpg 253w, https:\/\/www.maxieduca.com.br\/blog\/wp-content\/uploads\/2017\/10\/EAROM-263x197.jpg 263w\" sizes=\"(max-width: 499px) 100vw, 499px\" \/><\/a><\/p>\n<h5 style=\"text-align: center;\"><span style=\"color: #000000;\">Fonte: http:\/\/www.jrok.com\/hardware\/earom\/<\/span><\/h5>\n<h2 style=\"text-align: center;\"><span style=\"color: #800080;\"><strong>EEPROM<\/strong><\/span><\/h2>\n<p style=\"text-align: justify;\"><span style=\"color: #000000;\">E \u2013 Electrically<\/span><\/p>\n<p style=\"text-align: justify;\"><span style=\"color: #000000;\">E &#8211; Erasable<\/span><\/p>\n<p style=\"text-align: justify;\"><span style=\"color: #000000;\">P \u2013 Programmable<\/span><\/p>\n<p style=\"text-align: justify;\"><span style=\"color: #000000;\">R \u2013 Read<\/span><\/p>\n<p style=\"text-align: justify;\"><span style=\"color: #000000;\">O \u2013 Only<\/span><\/p>\n<p style=\"text-align: justify;\"><span style=\"color: #000000;\">M \u2013 Memory<\/span><\/p>\n<p style=\"text-align: justify;\"><span style=\"color: #000000;\">Nossa \u00faltima descoberta de hoje ser\u00e1 a mem\u00f3ria somente leitura program\u00e1vel e apag\u00e1vel eletricamente! Uma mem\u00f3ria n\u00e3o vol\u00e1til que permite a regrava\u00e7\u00e3o dos dados! Enquanto nas mem\u00f3rias EPROM a exclus\u00e3o dos dados \u00e9 feita tem que ser feita por luz ultravioleta, na EEPROM \u00e9 feita eletronicamente.\u00a0\u00a0<\/span><\/p>\n<h5><a href=\"https:\/\/www.maxieduca.com.br\/blog\/wp-content\/uploads\/2017\/10\/EEPROM.jpg\"><img decoding=\"async\" loading=\"lazy\" class=\" wp-image-6553 aligncenter\" src=\"https:\/\/www.maxieduca.com.br\/blog\/wp-content\/uploads\/2017\/10\/EEPROM.jpg\" alt=\"Na saga dos estudos sobre mem\u00f3ria de computador, nos deparamos constantemente com os termos PROM, EPROM, EAROM, EEPROM. \" width=\"476\" height=\"476\" srcset=\"https:\/\/www.maxieduca.com.br\/blog\/wp-content\/uploads\/2017\/10\/EEPROM.jpg 210w, https:\/\/www.maxieduca.com.br\/blog\/wp-content\/uploads\/2017\/10\/EEPROM-150x150.jpg 150w, https:\/\/www.maxieduca.com.br\/blog\/wp-content\/uploads\/2017\/10\/EEPROM-190x190.jpg 190w\" sizes=\"(max-width: 476px) 100vw, 476px\" \/><\/a><\/h5>\n<h5 style=\"text-align: center;\"><span style=\"color: #000000;\">Fonte: https:\/\/eletronicos.mercadolivre.com.br<\/span><\/h5>\n<p style=\"text-align: justify;\"><span style=\"color: #000000;\">Atualmente a mem\u00f3ria EEPROM evoluiu e \u00e9 conhecida como mem\u00f3ria Flash. Um exemplo de seu uso est\u00e1 nas urnas eletr\u00f4nicas que utilizam o\u00a0 flash card, um pequeno dispositivo eletr\u00f4nico que armazena os dados daquela zona e se\u00e7\u00e3o eleitoral.<\/span><\/p>\n<p style=\"text-align: justify;\"><span style=\"color: #000000;\">Em algumas literaturas voc\u00ea poder\u00e1 encontrar que o BIOS, Basic Input\/Output System ou Sistema B\u00e1sico de Entrada e Sa\u00edda, do computador, encontra-se na mem\u00f3ria ROM. Outras mais espec\u00edficas, podem trazer que fica na EEPROM.<\/span><\/p>\n<p style=\"text-align: justify;\"><span style=\"color: #000000;\">Espero que n\u00e3o fique mais surpreso quando encontrar esses termos nas provas de concurso e tire de letra as respostas! Para ter certeza, vamos treinar um pouquinho?<\/span><\/p>\n<h2 style=\"text-align: center;\"><span style=\"color: #800080;\"><strong>Provinha<\/strong><\/span><span style=\"color: #000000;\"><strong><br \/>\n<a href=\"https:\/\/www.maxieduca.com.br\/blog\/wp-content\/uploads\/2017\/10\/Provinha.png\"><img decoding=\"async\" loading=\"lazy\" class=\" wp-image-6554 aligncenter\" src=\"https:\/\/www.maxieduca.com.br\/blog\/wp-content\/uploads\/2017\/10\/Provinha.png\" alt=\"\" width=\"261\" height=\"261\" srcset=\"https:\/\/www.maxieduca.com.br\/blog\/wp-content\/uploads\/2017\/10\/Provinha.png 400w, https:\/\/www.maxieduca.com.br\/blog\/wp-content\/uploads\/2017\/10\/Provinha-150x150.png 150w, https:\/\/www.maxieduca.com.br\/blog\/wp-content\/uploads\/2017\/10\/Provinha-300x300.png 300w, https:\/\/www.maxieduca.com.br\/blog\/wp-content\/uploads\/2017\/10\/Provinha-190x190.png 190w, https:\/\/www.maxieduca.com.br\/blog\/wp-content\/uploads\/2017\/10\/Provinha-263x263.png 263w\" sizes=\"(max-width: 261px) 100vw, 261px\" \/><\/a><\/strong><\/span><\/h2>\n<p style=\"text-align: justify;\"><span style=\"color: #000000;\">6.1 &#8211; Ano: 2017 &#8211; Banca: COSEAC &#8211; \u00d3rg\u00e3o: UFF &#8211; Prova: T\u00e9cnico de Tecnologia da Informa\u00e7\u00e3o<\/span><\/p>\n<p style=\"text-align: justify;\"><span style=\"color: #000000;\">Para que um programa BIOS seja atualizado, ele deve ser gravado em mem\u00f3rias do tipo:<\/span><\/p>\n<p style=\"text-align: justify;\"><span style=\"color: #000000;\">a) RAM ou ROM.<\/span><\/p>\n<p style=\"text-align: justify;\"><span style=\"color: #000000;\">b) EEPROM ou cache.<\/span><\/p>\n<p style=\"text-align: justify;\"><span style=\"color: #000000;\">c) Flash ou ROM.<\/span><\/p>\n<p style=\"text-align: justify;\"><span style=\"color: #000000;\">d) Flash ou EEPROM.<\/span><\/p>\n<p style=\"text-align: justify;\"><span style=\"color: #000000;\">e) EEPROM ou RAM.<\/span><\/p>\n<p style=\"text-align: justify;\"><span style=\"color: #000000;\">6.2 &#8211; Ano: 2017 &#8211; Banca: COPESE \u2013 UFPI &#8211; \u00d3rg\u00e3o: UFPI &#8211; Prova: T\u00e9cnico em Eletromec\u00e2nica<\/span><\/p>\n<p style=\"text-align: justify;\"><span style=\"color: #000000;\">As mem\u00f3rias s\u00e3o dispositivos eletr\u00f4nicos essenciais que est\u00e3o presentes nos controladores l\u00f3gico program\u00e1veis. Sobre estes dispositivos, marque a op\u00e7\u00e3o que identifica CORRETAMENTE o tipo de mem\u00f3ria que n\u00e3o perde seus dados a ser desligada e pode programar e apagar eletricamente palavras de dados v\u00e1rias vezes.<\/span><\/p>\n<p style=\"text-align: justify;\"><span style=\"color: #000000;\">a) EEPROM.<\/span><\/p>\n<p style=\"text-align: justify;\"><span style=\"color: #000000;\">b) RAM.<\/span><\/p>\n<p style=\"text-align: justify;\"><span style=\"color: #000000;\">c) ROM.<\/span><\/p>\n<p style=\"text-align: justify;\"><span style=\"color: #000000;\">d) SRAM.<\/span><\/p>\n<p style=\"text-align: justify;\"><span style=\"color: #000000;\">e) EPROM.<\/span><\/p>\n<p style=\"text-align: justify;\"><span style=\"color: #000000;\">6.3 &#8211; Ano: 2017 &#8211; Banca: FCC &#8211; \u00d3rg\u00e3o: TRE-SP &#8211; Prova: T\u00e9cnico Judici\u00e1rio \u2013 Opera\u00e7\u00e3o de Computadores<\/span><\/p>\n<p style=\"text-align: justify;\"><span style=\"color: #000000;\"><em>Diante da tela de cristal l\u00edquido do terminal, tudo que o eleitor precisa fazer \u00e9 digitar o n\u00famero de seus candidatos. O programa de vota\u00e7\u00e3o j\u00e1 determina a sequ\u00eancia dos cargos e a tabela dos partidos e candidatos. Essas informa\u00e7\u00f5es, assim como a lista dos eleitores de cada se\u00e7\u00e3o eleitoral, est\u00e3o dentro de um pequeno dispositivo. Este dispositivo \u00e9 inserido dentro nas urnas eletr\u00f4nicas, permitindo que os dados de cada uma, referentes tanto aos eleitores quanto aos candidatos, sejam espec\u00edficos daquela zona e se\u00e7\u00e3o eleitoral.<\/em><\/span><\/p>\n<h5 style=\"text-align: right;\"><span style=\"color: #000000;\"><em>\u00a0<\/em><\/span><span style=\"color: #000000;\"><em>(http:\/\/www.techtudo.com.br\/noticias\/noticia\/2012\/09\/como-funcionam-urnas-eletronicas.html)\u00a0<\/em><\/span><\/h5>\n<p style=\"text-align: justify;\"><span style=\"color: #000000;\"><em>\u00a0<\/em><\/span><span style=\"color: #000000;\">O dispositivo mencionado \u00e9, essencialmente, um chip do tipo EEPROM (Electrically-Erasable Programmable Read Only Memory), em que a grava\u00e7\u00e3o e a elimina\u00e7\u00e3o de dados s\u00e3o feitas eletricamente, sem necessidade de uso de equipamentos especiais. Armazena dados de forma n\u00e3o vol\u00e1til, mantendo as informa\u00e7\u00f5es sem que baterias ou outras fontes de energia tenham que ser usadas. Trata-se de<\/span><\/p>\n<p style=\"text-align: justify;\"><span style=\"color: #000000;\">a) DIVx.<\/span><\/p>\n<p style=\"text-align: justify;\"><span style=\"color: #000000;\">b) flash card.<\/span><\/p>\n<p style=\"text-align: justify;\"><span style=\"color: #000000;\">c) blu-ray.<\/span><\/p>\n<p style=\"text-align: justify;\"><span style=\"color: #000000;\">d) firmware.<\/span><\/p>\n<p style=\"text-align: justify;\"><span style=\"color: #000000;\">e) HDD.<\/span><\/p>\n<p style=\"text-align: justify;\"><span style=\"color: #000000;\">6.4 &#8211; Ano: 2016 &#8211; Banca: FUNRIO &#8211; \u00d3rg\u00e3o: IF-PA &#8211; Prova: Analista de TI &#8211; Desenvolvimento de Sistemas<\/span><\/p>\n<p style=\"text-align: justify;\"><span style=\"color: #000000;\">O tipo de mem\u00f3ria n\u00e3o vol\u00e1til em que os dados podem ser lidos e gravados eletricamente e na qual \u00e9 poss\u00edvel regrava\u00e7\u00e3o do seu conte\u00fado, desde que todos os dados previamente gravados sejam apagados antes de se iniciar a nova grava\u00e7\u00e3o, \u00e9 conhecida como<\/span><\/p>\n<p style=\"text-align: justify;\"><span style=\"color: #000000;\">a) RAM.<\/span><\/p>\n<p style=\"text-align: justify;\"><span style=\"color: #000000;\">b) PROM.<\/span><\/p>\n<p style=\"text-align: justify;\"><span style=\"color: #000000;\">c) EPROM.<\/span><\/p>\n<p style=\"text-align: justify;\"><span style=\"color: #000000;\">d) EEPROM.<\/span><\/p>\n<p style=\"text-align: justify;\"><span style=\"color: #000000;\">e) Flash-ROM.<\/span><\/p>\n<p style=\"text-align: justify;\"><span style=\"color: #000000;\">6.5 &#8211; Ano: 2017 &#8211; Banca: INSTITUTO AOCP &#8211; \u00d3rg\u00e3o: EBSERH &#8211; Prova: T\u00e9cnico em Inform\u00e1tica (HUJB \u2013 UFCG)<\/span><\/p>\n<p style=\"text-align: justify;\"><span style=\"color: #000000;\">Esse tipo de mem\u00f3ria permite apenas leitura. As informa\u00e7\u00f5es s\u00e3o gravadas pelo fabricante uma \u00fanica vez e n\u00e3o \u00e9 poss\u00edvel alterar essa informa\u00e7\u00e3o ou apag\u00e1-la, somente \u00e9 poss\u00edvel acess\u00e1-la. Outra caracter\u00edstica importante \u00e9 que esse tipo de mem\u00f3ria n\u00e3o \u00e9 vol\u00e1til. A mem\u00f3ria em quest\u00e3o \u00e9 conhecida como<\/span><\/p>\n<p style=\"text-align: justify;\"><span style=\"color: #000000;\">a) mem\u00f3ria RAM.<\/span><\/p>\n<p style=\"text-align: justify;\"><span style=\"color: #000000;\">b) mem\u00f3ria ROM.<\/span><\/p>\n<p style=\"text-align: justify;\"><span style=\"color: #000000;\">c) mem\u00f3ria PROM.<\/span><\/p>\n<p style=\"text-align: justify;\"><span style=\"color: #000000;\">d) mem\u00f3ria EPROM.<\/span><\/p>\n<p style=\"text-align: justify;\"><span style=\"color: #000000;\">e) mem\u00f3ria Flash.<\/span><\/p>\n<h2 style=\"text-align: center;\"><span style=\"color: #800080;\"><strong>Gabaritinho <\/strong><\/span><\/h2>\n<p style=\"text-align: justify;\"><span style=\"color: #000000;\"><strong><br \/>\n<a href=\"https:\/\/www.maxieduca.com.br\/blog\/wp-content\/uploads\/2017\/10\/Gabaritinho.png\"><img decoding=\"async\" loading=\"lazy\" class=\" wp-image-6555 aligncenter\" src=\"https:\/\/www.maxieduca.com.br\/blog\/wp-content\/uploads\/2017\/10\/Gabaritinho.png\" alt=\"\" width=\"307\" height=\"161\" srcset=\"https:\/\/www.maxieduca.com.br\/blog\/wp-content\/uploads\/2017\/10\/Gabaritinho.png 328w, https:\/\/www.maxieduca.com.br\/blog\/wp-content\/uploads\/2017\/10\/Gabaritinho-300x157.png 300w, https:\/\/www.maxieduca.com.br\/blog\/wp-content\/uploads\/2017\/10\/Gabaritinho-270x142.png 270w, https:\/\/www.maxieduca.com.br\/blog\/wp-content\/uploads\/2017\/10\/Gabaritinho-263x138.png 263w\" sizes=\"(max-width: 307px) 100vw, 307px\" \/><\/a><\/strong><\/span><\/p>\n<p style=\"text-align: justify;\"><span style=\"color: #000000;\">6.1 &#8211; Resposta: D.<\/span><\/p>\n<p style=\"text-align: justify;\"><span style=\"color: #000000;\">6.2 &#8211; Resposta: A.<\/span><\/p>\n<p style=\"text-align: justify;\"><span style=\"color: #000000;\">6.3 &#8211; Resposta: B.<\/span><\/p>\n<p style=\"text-align: justify;\"><span style=\"color: #000000;\">6.4 &#8211; Resposta: C.<\/span><\/p>\n<p style=\"text-align: justify;\"><span style=\"color: #000000;\">6.5 &#8211; Resposta: B.<\/span><\/p>\n<p style=\"text-align: justify;\"><span style=\"color: #000000;\">Gostou do nosso post de hoje? Curta e compartilhe!<\/span><\/p>\n<h5 style=\"text-align: right;\"><span style=\"color: #000000;\">Fonte da imagem destacada:\u00a0http:\/\/www.pcttechnology.co.th\/copy-rom-memory-96\/<\/span><\/h5>\n<p style=\"text-align: justify;\">\n","protected":false},"excerpt":{"rendered":"<p>Na saga dos estudos sobre mem\u00f3ria de computador, nos deparamos constantemente com os termos PROM, EPROM, EAROM, EEPROM. J\u00e1 percebeu o que eles tem em comum? Olhe bem!<br \/>\nTodos possuem ROM, no final de cada um! Isso j\u00e1 \u00e9 uma grande pista do que se trata no mundo da inform\u00e1tica, n\u00e3o \u00e9?<br \/>\nDescubra nossa pista acessando nosso post de hoje<\/p>\n","protected":false},"author":36,"featured_media":6559,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":[],"categories":[78],"tags":[],"acf":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v20.7 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>PROM, EPROM, EAROM, EEPROM: o que significam esses termos?<\/title>\n<meta name=\"description\" content=\"Na saga dos estudos sobre mem\u00f3ria de computador, nos deparamos constantemente com os termos PROM, EPROM, EAROM, EEPROM.\" \/>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/www.maxieduca.com.br\/blog\/informatica\/prom-eprom-earom-eeprom\/\" \/>\n<meta property=\"og:locale\" content=\"pt_BR\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"PROM, EPROM, EAROM, EEPROM: o que significam esses termos?\" \/>\n<meta property=\"og:description\" content=\"Na saga dos estudos sobre mem\u00f3ria de computador, nos deparamos constantemente com os termos PROM, EPROM, EAROM, EEPROM.\" \/>\n<meta property=\"og:url\" content=\"https:\/\/www.maxieduca.com.br\/blog\/informatica\/prom-eprom-earom-eeprom\/\" \/>\n<meta property=\"og:site_name\" content=\"Blog Maxi Educa\" \/>\n<meta property=\"article:published_time\" content=\"2017-10-27T10:41:00+00:00\" \/>\n<meta property=\"article:modified_time\" content=\"2019-11-06T12:22:07+00:00\" \/>\n<meta property=\"og:image\" content=\"https:\/\/www.maxieduca.com.br\/blog\/wp-content\/uploads\/2017\/10\/Imagem-destacada-4.jpg\" \/>\n\t<meta property=\"og:image:width\" content=\"225\" \/>\n\t<meta property=\"og:image:height\" content=\"225\" \/>\n\t<meta property=\"og:image:type\" content=\"image\/jpeg\" \/>\n<meta name=\"author\" content=\"Alessandra Alves Barea\" \/>\n<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n<meta name=\"twitter:label1\" content=\"Written by\" \/>\n\t<meta name=\"twitter:data1\" content=\"Alessandra Alves Barea\" \/>\n\t<meta name=\"twitter:label2\" content=\"Est. reading time\" \/>\n\t<meta name=\"twitter:data2\" content=\"7 minutos\" \/>\n<script type=\"application\/ld+json\" class=\"yoast-schema-graph\">{\"@context\":\"https:\/\/schema.org\",\"@graph\":[{\"@type\":\"Article\",\"@id\":\"https:\/\/www.maxieduca.com.br\/blog\/informatica\/prom-eprom-earom-eeprom\/#article\",\"isPartOf\":{\"@id\":\"https:\/\/www.maxieduca.com.br\/blog\/informatica\/prom-eprom-earom-eeprom\/\"},\"author\":{\"name\":\"Alessandra Alves Barea\",\"@id\":\"https:\/\/www.maxieduca.com.br\/blog\/#\/schema\/person\/31c5d15f4bfc3c679d29823f78410c69\"},\"headline\":\"J\u00e1 se deparou com os termos PROM, EPROM, EAROM, EEPROM? 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