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小张想查找计算机中的声音文件，应查找的文件类型为（）
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计算机中的数字声音文件有多种类型下面不属于声音文件类型的是
MP3
WMA
BMP
WAV
下列不属于计算机中常见的声音文件格式的是
APE
JPG
WAV
CDA
MIDI是计算机中的一种声音文件格式该文件中记录的是
波形数据
声道
乐谱
MIDI量化位数和采样频率
计算机中有多种不同格式的图像文件下面的文件类型中不属于图像文件的是
JPG
BMP
RA
GIF
在Winds中cipher命令的功能是
加密和解密文件和文件夹
打开“文件签名验证”对话枢
查找计算机中病毒
修复被病毒破坏的文件和文件夹
计算机中的声音文件有MIDI文件和压缩文件三种类型
个人计算机中数字化后的声音文件有两类表示方式波形声音和合成声音下列文件格式中是一种合成声音文件的后缀
MP3
WAV
MID
VOC
下列关于多媒体信息的叙述中不正确的是______
在计算机中用T和F表示多媒体信息的值
声音信号是模拟信号，计算机处理时需要转换成数字声音信号
在计算机中，图形、图像和视频也必须用数字化形式来表述
WAV是声音文件的格式，JPEG是图形图像文件格式
WAV不属于计算机中常见的声音文件格式
计算机合成的类型有两类一类是合成的语音另一类是合成的音乐在下列声音文件类型中属于计算机语言合成音乐的
WAV
MIDI
MP3
WMA
计算机中的数字声音有波形声音和合成声音两种下面哪一组文件类型分别对应于这两种声音
MP3和CDA
WMA和MP3
WAV和MIDI
MIDI和WAN
计算机中广泛应用的数字化声音文件有两类一类是专门用于记录乐器声音的文件还有一类是采集各种声音的机械振
以下四项中不是计算机中使用的声音文件的是________
WAV
MP3
TIF
MID
开始菜单中的查找命令功能查找文件/ 文件夹计算机或在internet上查找
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a.ThegovernmentisdesperatetosellthemosttroubledofSouthKorea’sbigcompaniestoforeigners.ThisministersbelieveisthebestwaytoacceleratethecorporaterestructuringbeguninthewakeoftheAsianfinancialcrisisin1997andtoclearthewayformoresustainableeconomicgrowth.b.GM’sdeal.withDaewooMotormarkstheendofanevenlongerandmorepainfulprocess.FordalmostboughtthecarmakertwoyearsagobutpulledoutafterdecidingthatDaewoowouldbetoohardtoturnround.c.MicronhadofferedtopayaboutMYM3.4billionforHynix’scorememorybusinessandtotakeaminoritystakeinthenon--memoryarm.AnalystspredictthatthegovernmentwillputpressureoncreditorstorescueadealwithMicronorseekanewbuyerasliquidationistooriskytocontemplateinanelectionyear.d.Thisweekaftermonthsofon--offtalkswithforeignsuitorsthegovernment’splansmovedabigstepforwardandthenanequallybigstepback.e.ButGMhasmuchworktodotorebuildDaewoo’sdamagedbrandimageanddomesticmarketsharewhichhoversaround10%afterreachingahighof37%in1998.GMhastofillholesinproductlinesbyintroducingsport--utilityandmulti--purposevehiclessaysNickReillyformerchiefexecutiveofVauxhallGM’sBritishsubsidiaryandchief--executive--designateofGM--Daewoonowthathehassealedthedeal.f.GMhasstruckagooddeal.Togetherwithvariousundisclosedpartnersitwillholda67%stakeinanewcompanytentativelynamedGM--Daewoo.TheAmericancarmakerwillpayMYM251mforitsownstakeof42%butitwillalsoassumeMYM573mofDaewooMotor’sdebts.TheacquisitionisakeypartofGM’sglobalexpansion.ThecompanyhasbeentryingtostrengthenitsfootholdinAsiaforsometime.g.OnApril30thGeneralMotorsGMsignedacontracttobuythebankruptDaewooMotor.ButonthesamedaytheboardofHynixacash--strappedmemory--chipgiantshockedthemarketsbyrejectingaproposedtakeoverbyMicronTechnologyanAmericancompetitor.h.HismanagementteamcanexpecttroublefromSouthKorea’saggressiveunionsalongtheway.Inasignofthingstocomethesigningceremonywasmovedtoasecretlocationafteragroupofunionactivistsoccupiedthehotelwhereitwasduetotakeplace.i.BuyingapresenceinSouthKoreawasseenasparticularlyurgentsinceimportsaccountforonly3%ofthe1.5mearssoldinthecountryeachyear.GMhopestouseDaewoo’sproductionlinestomakebudgetcarsthatwillbesoldundertheDaewoobrandinmostmarkets.j.GMhadbeentalkingwithDaewooforoverayear.Ithasagreedtobuytwoofthecompany’sfourdomesticcarplantsafactoryinVietnamapartsunitintheNetherlandsandnineoverseassalesarmsallinEuropeexceptoneinPuertoRicoofallplaces.Betweenthemthetwodomesticfactoriescanchurnoutacombined530000carsand30000commercialvehiclesayear.______
下列常用行为动词不属于描述技能性目标中的独立操作水平的是
下列不属于高中信息技术课程选修部分的是
a.ThegovernmentisdesperatetosellthemosttroubledofSouthKorea’sbigcompaniestoforeigners.ThisministersbelieveisthebestwaytoacceleratethecorporaterestructuringbeguninthewakeoftheAsianfinancialcrisisin1997andtoclearthewayformoresustainableeconomicgrowth.b.GM’sdeal.withDaewooMotormarkstheendofanevenlongerandmorepainfulprocess.FordalmostboughtthecarmakertwoyearsagobutpulledoutafterdecidingthatDaewoowouldbetoohardtoturnround.c.MicronhadofferedtopayaboutMYM3.4billionforHynix’scorememorybusinessandtotakeaminoritystakeinthenon--memoryarm.AnalystspredictthatthegovernmentwillputpressureoncreditorstorescueadealwithMicronorseekanewbuyerasliquidationistooriskytocontemplateinanelectionyear.d.Thisweekaftermonthsofon--offtalkswithforeignsuitorsthegovernment’splansmovedabigstepforwardandthenanequallybigstepback.e.ButGMhasmuchworktodotorebuildDaewoo’sdamagedbrandimageanddomesticmarketsharewhichhoversaround10%afterreachingahighof37%in1998.GMhastofillholesinproductlinesbyintroducingsport--utilityandmulti--purposevehiclessaysNickReillyformerchiefexecutiveofVauxhallGM’sBritishsubsidiaryandchief--executive--designateofGM--Daewoonowthathehassealedthedeal.f.GMhasstruckagooddeal.Togetherwithvariousundisclosedpartnersitwillholda67%stakeinanewcompanytentativelynamedGM--Daewoo.TheAmericancarmakerwillpayMYM251mforitsownstakeof42%butitwillalsoassumeMYM573mofDaewooMotor’sdebts.TheacquisitionisakeypartofGM’sglobalexpansion.ThecompanyhasbeentryingtostrengthenitsfootholdinAsiaforsometime.g.OnApril30thGeneralMotorsGMsignedacontracttobuythebankruptDaewooMotor.ButonthesamedaytheboardofHynixacash--strappedmemory--chipgiantshockedthemarketsbyrejectingaproposedtakeoverbyMicronTechnologyanAmericancompetitor.h.HismanagementteamcanexpecttroublefromSouthKorea’saggressiveunionsalongtheway.Inasignofthingstocomethesigningceremonywasmovedtoasecretlocationafteragroupofunionactivistsoccupiedthehotelwhereitwasduetotakeplace.i.BuyingapresenceinSouthKoreawasseenasparticularlyurgentsinceimportsaccountforonly3%ofthe1.5mearssoldinthecountryeachyear.GMhopestouseDaewoo’sproductionlinestomakebudgetcarsthatwillbesoldundertheDaewoobrandinmostmarkets.j.GMhadbeentalkingwithDaewooforoverayear.Ithasagreedtobuytwoofthecompany’sfourdomesticcarplantsafactoryinVietnamapartsunitintheNetherlandsandnineoverseassalesarmsallinEuropeexceptoneinPuertoRicoofallplaces.Betweenthemthetwodomesticfactoriescanchurnoutacombined530000carsand30000commercialvehiclesayear.______;
下列属于初中综合实践活动信息技术教育目标要求的是
人工智能是一门正在探索和发展的学科其基本技术不包括
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李老师想比较一下前3次单元测试中全班平均成绩是进步了还是退步了他使用哪种图表进行成绩分析会比较直观
下列行为符合计算机信息系统安全保护条例的是
以下数据结构中不属于线性数据结构的是
初中信息教育的总学时为
在Word2003的视图方式中视图除了具备普通视图的所见即所得特点之外还能显示出实际位置的页眉页脚脚注和尾注等
a.ThegovernmentisdesperatetosellthemosttroubledofSouthKorea’sbigcompaniestoforeigners.ThisministersbelieveisthebestwaytoacceleratethecorporaterestructuringbeguninthewakeoftheAsianfinancialcrisisin1997andtoclearthewayformoresustainableeconomicgrowth.b.GM’sdeal.withDaewooMotormarkstheendofanevenlongerandmorepainfulprocess.FordalmostboughtthecarmakertwoyearsagobutpulledoutafterdecidingthatDaewoowouldbetoohardtoturnround.c.MicronhadofferedtopayaboutMYM3.4billionforHynix’scorememorybusinessandtotakeaminoritystakeinthenon--memoryarm.AnalystspredictthatthegovernmentwillputpressureoncreditorstorescueadealwithMicronorseekanewbuyerasliquidationistooriskytocontemplateinanelectionyear.d.Thisweekaftermonthsofon--offtalkswithforeignsuitorsthegovernment’splansmovedabigstepforwardandthenanequallybigstepback.e.ButGMhasmuchworktodotorebuildDaewoo’sdamagedbrandimageanddomesticmarketsharewhichhoversaround10%afterreachingahighof37%in1998.GMhastofillholesinproductlinesbyintroducingsport--utilityandmulti--purposevehiclessaysNickReillyformerchiefexecutiveofVauxhallGM’sBritishsubsidiaryandchief--executive--designateofGM--Daewoonowthathehassealedthedeal.f.GMhasstruckagooddeal.Togetherwithvariousundisclosedpartnersitwillholda67%stakeinanewcompanytentativelynamedGM--Daewoo.TheAmericancarmakerwillpayMYM251mforitsownstakeof42%butitwillalsoassumeMYM573mofDaewooMotor’sdebts.TheacquisitionisakeypartofGM’sglobalexpansion.ThecompanyhasbeentryingtostrengthenitsfootholdinAsiaforsometime.g.OnApril30thGeneralMotorsGMsignedacontracttobuythebankruptDaewooMotor.ButonthesamedaytheboardofHynixacash--strappedmemory--chipgiantshockedthemarketsbyrejectingaproposedtakeoverbyMicronTechnologyanAmericancompetitor.h.HismanagementteamcanexpecttroublefromSouthKorea’saggressiveunionsalongtheway.Inasignofthingstocomethesigningceremonywasmovedtoasecretlocationafteragroupofunionactivistsoccupiedthehotelwhereitwasduetotakeplace.i.BuyingapresenceinSouthKoreawasseenasparticularlyurgentsinceimportsaccountforonly3%ofthe1.5mearssoldinthecountryeachyear.GMhopestouseDaewoo’sproductionlinestomakebudgetcarsthatwillbesoldundertheDaewoobrandinmostmarkets.j.GMhadbeentalkingwithDaewooforoverayear.Ithasagreedtobuytwoofthecompany’sfourdomesticcarplantsafactoryinVietnamapartsunitintheNetherlandsandnineoverseassalesarmsallinEuropeexceptoneinPuertoRicoofallplaces.Betweenthemthetwodomesticfactoriescanchurnoutacombined530000carsand30000commercialvehiclesayear.______;
小张想查找计算机中的声音文件应查找的文件类型为
学校在综合实践活动课程中所扮演的角色是
在劳动与技术教育课程中学习日常烹饪属于
a.ThegovernmentisdesperatetosellthemosttroubledofSouthKorea’sbigcompaniestoforeigners.ThisministersbelieveisthebestwaytoacceleratethecorporaterestructuringbeguninthewakeoftheAsianfinancialcrisisin1997andtoclearthewayformoresustainableeconomicgrowth.b.GM’sdeal.withDaewooMotormarkstheendofanevenlongerandmorepainfulprocess.FordalmostboughtthecarmakertwoyearsagobutpulledoutafterdecidingthatDaewoowouldbetoohardtoturnround.c.MicronhadofferedtopayaboutMYM3.4billionforHynix’scorememorybusinessandtotakeaminoritystakeinthenon--memoryarm.AnalystspredictthatthegovernmentwillputpressureoncreditorstorescueadealwithMicronorseekanewbuyerasliquidationistooriskytocontemplateinanelectionyear.d.Thisweekaftermonthsofon--offtalkswithforeignsuitorsthegovernment’splansmovedabigstepforwardandthenanequallybigstepback.e.ButGMhasmuchworktodotorebuildDaewoo’sdamagedbrandimageanddomesticmarketsharewhichhoversaround10%afterreachingahighof37%in1998.GMhastofillholesinproductlinesbyintroducingsport--utilityandmulti--purposevehiclessaysNickReillyformerchiefexecutiveofVauxhallGM’sBritishsubsidiaryandchief--executive--designateofGM--Daewoonowthathehassealedthedeal.f.GMhasstruckagooddeal.Togetherwithvariousundisclosedpartnersitwillholda67%stakeinanewcompanytentativelynamedGM--Daewoo.TheAmericancarmakerwillpayMYM251mforitsownstakeof42%butitwillalsoassumeMYM573mofDaewooMotor’sdebts.TheacquisitionisakeypartofGM’sglobalexpansion.ThecompanyhasbeentryingtostrengthenitsfootholdinAsiaforsometime.g.OnApril30thGeneralMotorsGMsignedacontracttobuythebankruptDaewooMotor.ButonthesamedaytheboardofHynixacash--strappedmemory--chipgiantshockedthemarketsbyrejectingaproposedtakeoverbyMicronTechnologyanAmericancompetitor.h.HismanagementteamcanexpecttroublefromSouthKorea’saggressiveunionsalongtheway.Inasignofthingstocomethesigningceremonywasmovedtoasecretlocationafteragroupofunionactivistsoccupiedthehotelwhereitwasduetotakeplace.i.BuyingapresenceinSouthKoreawasseenasparticularlyurgentsinceimportsaccountforonly3%ofthe1.5mearssoldinthecountryeachyear.GMhopestouseDaewoo’sproductionlinestomakebudgetcarsthatwillbesoldundertheDaewoobrandinmostmarkets.j.GMhadbeentalkingwithDaewooforoverayear.Ithasagreedtobuytwoofthecompany’sfourdomesticcarplantsafactoryinVietnamapartsunitintheNetherlandsandnineoverseassalesarmsallinEuropeexceptoneinPuertoRicoofallplaces.Betweenthemthetwodomesticfactoriescanchurnoutacombined530000carsand30000commercialvehiclesayear.______;
bit是
a.ThegovernmentisdesperatetosellthemosttroubledofSouthKorea’sbigcompaniestoforeigners.ThisministersbelieveisthebestwaytoacceleratethecorporaterestructuringbeguninthewakeoftheAsianfinancialcrisisin1997andtoclearthewayformoresustainableeconomicgrowth.b.GM’sdeal.withDaewooMotormarkstheendofanevenlongerandmorepainfulprocess.FordalmostboughtthecarmakertwoyearsagobutpulledoutafterdecidingthatDaewoowouldbetoohardtoturnround.c.MicronhadofferedtopayaboutMYM3.4billionforHynix’scorememorybusinessandtotakeaminoritystakeinthenon--memoryarm.AnalystspredictthatthegovernmentwillputpressureoncreditorstorescueadealwithMicronorseekanewbuyerasliquidationistooriskytocontemplateinanelectionyear.d.Thisweekaftermonthsofon--offtalkswithforeignsuitorsthegovernment’splansmovedabigstepforwardandthenanequallybigstepback.e.ButGMhasmuchworktodotorebuildDaewoo’sdamagedbrandimageanddomesticmarketsharewhichhoversaround10%afterreachingahighof37%in1998.GMhastofillholesinproductlinesbyintroducingsport--utilityandmulti--purposevehiclessaysNickReillyformerchiefexecutiveofVauxhallGM’sBritishsubsidiaryandchief--executive--designateofGM--Daewoonowthathehassealedthedeal.f.GMhasstruckagooddeal.Togetherwithvariousundisclosedpartnersitwillholda67%stakeinanewcompanytentativelynamedGM--Daewoo.TheAmericancarmakerwillpayMYM251mforitsownstakeof42%butitwillalsoassumeMYM573mofDaewooMotor’sdebts.TheacquisitionisakeypartofGM’sglobalexpansion.ThecompanyhasbeentryingtostrengthenitsfootholdinAsiaforsometime.g.OnApril30thGeneralMotorsGMsignedacontracttobuythebankruptDaewooMotor.ButonthesamedaytheboardofHynixacash--strappedmemory--chipgiantshockedthemarketsbyrejectingaproposedtakeoverbyMicronTechnologyanAmericancompetitor.h.HismanagementteamcanexpecttroublefromSouthKorea’saggressiveunionsalongtheway.Inasignofthingstocomethesigningceremonywasmovedtoasecretlocationafteragroupofunionactivistsoccupiedthehotelwhereitwasduetotakeplace.i.BuyingapresenceinSouthKoreawasseenasparticularlyurgentsinceimportsaccountforonly3%ofthe1.5mearssoldinthecountryeachyear.GMhopestouseDaewoo’sproductionlinestomakebudgetcarsthatwillbesoldundertheDaewoobrandinmostmarkets.j.GMhadbeentalkingwithDaewooforoverayear.Ithasagreedtobuytwoofthecompany’sfourdomesticcarplantsafactoryinVietnamapartsunitintheNetherlandsandnineoverseassalesarmsallinEuropeexceptoneinPuertoRicoofallplaces.Betweenthemthetwodomesticfactoriescanchurnoutacombined530000carsand30000commercialvehiclesayear.______;
请设计初中信息与信息技术一课的说课稿
是高中信息技术课程标准的主体
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学校要举行电脑作品比赛小丽想以孙中山为题材制作一份多媒体作品作为教师你应该指导她选用以下哪一种软件来完成作品的制作
计算机控制的全自动汽车装配生产线是计算机辅助系统的
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