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20xx年福建省《信息技術(shù)》高考必背-文庫吧

2025-11-04 22:16 本頁面


【正文】 系有三種:一對一、一對多、多對多。4.三個重要的概念(1)數(shù)據(jù)庫(DB):是按某種方式組織在一起的一批數(shù)據(jù)的集合,是數(shù)據(jù)系統(tǒng)加工處理的基本對象;(2)數(shù)據(jù)庫應(yīng)用系統(tǒng):是指借助數(shù)據(jù)庫軟件設(shè)計的一個面向解決實際問題的應(yīng)用系統(tǒng),如圖書管理系統(tǒng),人事管理系統(tǒng),工資管理系統(tǒng),成績管理系統(tǒng)等;(3)數(shù)據(jù)庫管理系統(tǒng)(DBMS):指數(shù)據(jù)庫軟件系統(tǒng),提供數(shù)據(jù)庫操作的命令與規(guī)則,對數(shù)據(jù)庫集中管理與控制。5.?dāng)?shù)據(jù)庫管理系統(tǒng)(數(shù)據(jù)庫軟件)有:FoxPro、Access、SQL、Oracle等。其中Access文件格式是*.mdb,F(xiàn)oxpro文件格式是*.dbf。第四部分信息技術(shù)與社會一、信息技術(shù)與社會1.與信息技術(shù)有關(guān)的法律與法規(guī)①《計算機軟件保護條例》規(guī)定軟件有版權(quán),未經(jīng)作者同意不得放映、復(fù)制、傳播、修改、轉(zhuǎn)讓正版軟件。提倡人人使用正版軟件,在網(wǎng)上下載軟件之前先看清是否免費、共享,在自己作品中引用他人作品時必須指明出處。制作和傳播病毒屬于違法犯罪行為。②為規(guī)范青少年合理使用網(wǎng)絡(luò),團中央、教育部聯(lián)合頒布《全國青少年網(wǎng)絡(luò)文明公約》,概括為“五要、五不要”二、信息安全與信息保護1.信息安全產(chǎn)品網(wǎng)絡(luò)防病毒產(chǎn)品、防火墻產(chǎn)品、信息加密產(chǎn)品、數(shù)字簽名產(chǎn)品、網(wǎng)絡(luò)入侵檢測產(chǎn)品等 2.信息安全防范措施物理安全主要包括環(huán)境維護、防盜、防火災(zāi)、防靜電、防雷擊、防電磁泄漏等;邏輯安全主要包括訪問控制(用戶身份識別、訪問權(quán)限控制)、信息加密(數(shù)據(jù)加密和數(shù)字簽名)等。密碼設(shè)置的原則:密碼長度越長、使用的字符種類越多越安全。3.計算機病毒①病毒是一段人為編制的具有破壞性的特殊程序代碼或指令 ②病毒的特征:傳染性(即傳播性)、潛伏性、隱蔽性、可觸發(fā)性(即激發(fā)性)、破壞性,可執(zhí)行性、表現(xiàn)性、寄生性、不可預(yù)測性等。③病毒的傳播途徑:各種存儲介質(zhì)(軟盤、硬盤、光盤、U盤)和網(wǎng)絡(luò)、互聯(lián)網(wǎng)。④常見的殺毒軟件有:瑞星、江民KV3000、金山毒霸(DUBA)、諾頓(Norton)、360殺毒、卡巴斯基等。⑤病毒防范措施不要隨意打開不文明、不健康的網(wǎng)站或下載不明來歷的文件;不輕易打開不明來歷的電子郵件,在打開郵件之前先查殺病毒;在使用外來的移動磁盤、U盤之前要先查殺病毒;對電腦中重要的數(shù)據(jù)要做好備份。30.黑客4.黑客是指非法侵入他人計算機系統(tǒng)的人。主要是以竊取重要的數(shù)據(jù)為目的。要防黑客計算機要安裝防火墻,如360安全衛(wèi)士、金山網(wǎng)鏢等、天網(wǎng)防火墻。防火墻最主要起隔離作用。第二篇:高考必背一、5年高考完形填空高頻選項詞匯Group 11.a(chǎn)ccurate ,正確的;精確的 2.a(chǎn)dmire v.欽佩;贊美;崇拜 3.a(chǎn)dmit v.承認(rèn);準(zhǔn)許進入;可容納 4.a(chǎn)nnoy v.使惱怒,使不高興 5.a(chǎn)dventure n.冒險,奇遇 6.a(chǎn)nxiety n.擔(dān)憂,焦慮;渴望 7.a(chǎn)nxious ,焦急的;渴望的 8.a(chǎn)part ,相距;分離;除外9.a(chǎn)ppearance n.出現(xiàn),露面;容貌,外表,外觀10.a(chǎn)ppoint v.任命,委任;安排;確定(時間、地點);指定;約定 11.a(chǎn)ppreciate v.欣賞;感激;理解12.a(chǎn)ppreciation n.欣賞;鑒定,評估;感激;理解 13.a(chǎn)pproach n.途徑,方式,方法 v.靠近,接近;建議;要求14.a(chǎn)rrival n.到來,到達;到達者,到達物 15.a(chǎn)shamed ;害臊的;羞恥的 16.a(chǎn)ssist v.幫助,協(xié)助,援助 17.a(chǎn)stonishing ;令人驚訝的18.a(chǎn)ttach v.把……固定;重視;系,貼,連接;使附屬;使依戀 19.a(chǎn)ttackvt.amp。n.攻擊,侵害;(疾病等的)突然發(fā)作 20.a(chǎn)ttitude n.態(tài)度21.a(chǎn)void v.避免,躲開,逃避,回避 22.a(chǎn)wkward ,使人難堪的 23.basic ,基礎(chǔ)的 24.behaviour n.行為,舉止 25.believe v.相信,認(rèn)為26.besides ……以外(還有……)(還),而且27.beyond prep.(表示位置)在……較遠(yuǎn)的一邊;超過;遲于 28.blame n.a(chǎn)mp。v.責(zé)備;責(zé)怪,埋怨 29.boring ,令人厭煩的 30.brave 31.broad ,寬闊的32.burden n.(義務(wù)、責(zé)任等的)重?fù)?dān),負(fù)擔(dān) v.煩擾;使負(fù)重,裝載 高考鏈接1.(2016全國卷Ⅰ)Approaching the vehicle,they saw that a woman was trying to get out of the broken .(2016全國卷Ⅲ)I’m sure I was the last person in the world he wanted to accept assistance .(2015重慶高考)Alice paid the vet to continue grew anxious:what if the family had simply left the cat behind? 4.(2014湖南高考)Whatever failures I suffer in my life,an ironed shirt tells me I am good at ,through ironing I’ve learned the method for solving even the most troublesome 21.calm ,沉著的,平靜的 v.鎮(zhèn)靜,使平靜下來 2.care n.照料,保護,憂慮 v.介意……,在乎;關(guān)心 3.carefully ,仔細(xì)地 4.carry v.運送;傳送;傳遞 5.carve ;雕刻 6.change n.變化;零錢 v.改變,更換;兌換7.cheat n.a(chǎn)mp。v.騙取,哄騙;作弊,舞弊 8.cheerful ,快活的 9.choice n.選擇;抉擇10.circumstance n.條件;環(huán)境;狀況,情況 11.clap ;鼓掌 n.拍手12.clean ,清掃 ,干凈的 13.colleague n.同事 14.colour n.顏色 ……涂色,粉飾15.bine ;使結(jié)合 16.fort n.安慰;慰問 v.安慰;慰問,慰藉17.forting ;安慰的18.fortable ;安逸的;舒服自在的 19.ment n.評論20.munication n.交際,交往;通訊 21.pany n.公司;商號;伙伴 v.陪伴22.challenge n.挑戰(zhàn)(性)v.向……挑戰(zhàn)23.chance n.機會,可能性 24.conclusion n.結(jié)論;結(jié)局;推論 25.condition n.條件,狀況,境況,狀態(tài) 26.confuse v.使迷惑,混淆,使混亂,搞亂 27.consequence n.結(jié)果,后果 28.continue ,延續(xù)29.contribute v.貢獻,捐獻;投稿 30.contribution n.貢獻 高考鏈接1.(2016全國卷Ⅱ)She gave me a forting smile,nodded while listening patiently,and then printed out the ticket .(2015廣東高考)On the whole,our population is getting changes in our population will have lasting effects on our social development and our way of .(2015陜西高考)I passed the clean b back to smiled at me and carefully placed his b on his .(2015福建高考)Kerry had visited her friend and had spent the whole time criticizing her choice of boyfriends,the way she was living,the way she related to her mother,and various other things she felt she needed to 31.convenient ,方便的 2.correct v.改正;糾正 ,對的;恰當(dāng)?shù)?.cost v.值(錢),花費,使付出代價 n.價格;費用;成本;代價 4.courage n.勇氣;膽略;膽量 5.cover n.蓋子;罩;封面v.覆蓋,遮蓋;掩蔽;行走(一段路程);占(多少面積、時間);采訪,報道;夠付(費用),足以支付6.crazy ;熱衷的;著迷的;精神失常的 7.crowd n.人群,一群人,一伙人 ,涌上(心頭)8.cure ,醫(yī)治;治愈;糾正,矯正;消除(弊病等)n.治療;療法;對策,措施 9.curious 10.dangerous 11.decade n.十年;十年期12.decide v.決定,決斷;判決;下決心 13.decision n.決定14.deed n.行為;事跡;行動 15.defend ;保衛(wèi);辯護16.delay v.a(chǎn)mp。n.拖延,延遲,延期;延誤,耽擱 17.deliberately ,蓄意地,存心地 18.describe ,敘述,描述 19.design ,策劃n.設(shè)計,布局;圖案,圖樣,樣式 20.destroy ,毀壞21.determine ;影響;確定22.determined ,意志堅定的;果斷的 23.different ,有差異的 24.dig v.挖(洞、溝),掘 25.digest v.消化,領(lǐng)會26.direction n.方向;方位;指示 27.dirty ;卑劣的 28.disappointment n.失望;沮喪 29.discover 30.disturb ;打擾;使焦慮31.draw v.繪畫;繪制;拉,拖;提取,領(lǐng)取(金錢);吸引;引起 32.dream n.a(chǎn)mp。,夢想 高考鏈接1.(2016江蘇高考)And at that moment,I made the decision:I will develop and follow a personal growth plan for my .(2016天津高考)My tenyearold was growing and changing right before my eyes,into this determined human being with a passion and a .(2016全國卷Ⅲ)His words freed me from my bad .(2014湖北高考)The park was crowded,so it took us some time to find an available .(2014四川高考)She was surprisingly unafraid and seemed to be curious about what he was .(2014遼寧高考)Several weeks later,when I described the situation to my friend Ken Hardy,he smiled,“You made a classic mistake.”Group 41.drive v.駕駛,開(車);驅(qū)趕,驅(qū)使 2.drop n.滴;少量,微量v.掉下,落下;變?nèi)?,降低,減少;停止;放棄 3.during ……期間 4.eagerly ,熱切地 5.earn ,賺得,贏得6.easy ,不費力的,舒適的 7.education n.教育,培養(yǎng) 8.effort n.努力9.embarrass v.使窘迫,使尷尬 10.empty v.(使)變空11.energy n.精力,能量 12.enjoy ;享受;喜歡 13.enjoyable ;有趣的 14.enter ;參加;輸入 15.entertainment n.娛樂16.enthusiastic ,熱心的 17.enthusiastically ,熱心地18.entrance n.入口;入場;進入的權(quán)利;入學(xué)許可;進入 19.environment n.環(huán)境 20.envy vt.amp。n.忌妒;羨慕 21.equal ,使等于n.相等的事物;相同的人 22.equipment n.裝備,設(shè)備 23.escape n.a(chǎn)mp。;逃脫 24.even ,連(……都);更 25.eventually 26.examine v.檢查27.excellent ,優(yōu)秀的 28.excite ,使激動 29.excited ,激動的 30.expect ;盼望;認(rèn)為 31.expensive 高考鏈接1.(2016全國卷Ⅰ)One thing is for certain—Larry went above and beyond the call of duty by getting so close to the burning vehicle!His efforts most likely saved the woman’s .(2016四川高考)Maybe your mom would enjoy hearing the .(2016北京高考)On the 20th of that month, examined a sick boy,Billy,and knew he had diphtheria,a deadly infectious(傳染的)disease mainly affecting .(2015浙江高考)Some do not respect the panies they work for and talk of feeling tired and .(2014天津高考)Every evening I’d
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