[{"data":1,"prerenderedAt":-1},["ShallowReactive",2],{"article:ap":3},{"meta":4,"markdown":79,"quiz":80},{"type":5,"articleId":6,"slug":7,"title":8,"titleEn":9,"category":10,"summary":11,"publishedAt":12,"image":13,"vocabulary":14,"quizId":78},"article","exam-ap","ap","応用情報技術者試験 — 重点出題分野","AP Exam — Key Topics","exams","Overview of the Applied Information Technology Engineer Exam (AP \u002F 応用情報技術者試験). Covers the morning multiple-choice (80 questions in 150 minutes), the afternoon written section (5 of 11 problems including required Information Security plus electives like System Architecture, Network, Database, Project Management), spring\u002Fautumn schedule, ~20% pass rate, and its role as a stepping stone to advanced (Level 4) qualifications.\n","2026-04-27T00:00:00Z","https:\u002F\u002Fimages.yamiyomi.com\u002Fexam-ap.png",[15,20,25,29,34,38,42,46,50,54,58,62,66,70,74],{"word":16,"reading":17,"meaning":18,"level":19},"応用","おうよう","applied","N2",{"word":21,"reading":22,"meaning":23,"level":24},"午前","ごぜん","morning","N3",{"word":26,"reading":27,"meaning":28,"level":24},"午後","ごご","afternoon",{"word":30,"reading":31,"meaning":32,"level":33},"記述式","きじゅつしき","written-answer format","N1",{"word":35,"reading":36,"meaning":37,"level":19},"選択","せんたく","selection",{"word":39,"reading":40,"meaning":41,"level":33},"必須","ひっす","required",{"word":43,"reading":44,"meaning":45,"level":19},"区分","くぶん","category",{"word":47,"reading":48,"meaning":49,"level":33},"登竜門","とうりゅうもん","gateway",{"word":51,"reading":52,"meaning":53,"level":33},"春期","しゅんき","spring session",{"word":55,"reading":56,"meaning":57,"level":33},"秋期","しゅうき","autumn session",{"word":59,"reading":60,"meaning":61,"level":19},"解答","かいとう","answer",{"word":63,"reading":64,"meaning":65,"level":19},"記述","きじゅつ","description",{"word":67,"reading":68,"meaning":69,"level":19},"字数","じすう","character count",{"word":71,"reading":72,"meaning":73,"level":19},"戦略","せんりゃく","strategy",{"word":75,"reading":76,"meaning":77,"level":19},"監査","かんさ","audit","exam-ap-quiz","\n::heading\n[応用]{おうよう:applied:N1}[情報]{じょうほう:information:N3}[技術者]{ぎじゅつしゃ:engineer:N2}[試験]{しけん:exam:N4}とは\n\n#en\nWhat is the AP Exam?\n::\n\n::para\n[応用]{おうよう:applied:N1}[情報]{じょうほう:information:N3}[技術者]{ぎじゅつしゃ:engineer:N2}[試験]{しけん:exam:N4}（[略称]{りゃくしょう:abbreviation:N1}「AP」）は、[情報処理]{じょうほうしょり:information processing:N3}[技術者]{ぎじゅつしゃ:engineer:N2}[試験]{しけん:exam:N4}「レベル3」に[相当]{そうとう:corresponds to:N3}し、IT[業界]{ぎょうかい:industry:N4}で[数年]{すうねん:several years:N3}の[実務]{じつむ:practical:N3}[経験]{けいけん:experience:N3}を[積んだ]{つんだ:accumulated:N3}エンジニアが[挑む]{いどむ:challenges:N1}[資格]{しかく:qualification:N3}と[位置]{いち:positioned:N3}づけられている。レベル4の[高度]{こうど:advanced:N4}[区分]{くぶん:category:N2}（データベーススペシャリスト、ネットワークスペシャリスト、プロジェクトマネージャ、[情報処理]{じょうほうしょり:information processing:N3}[安全]{あんぜん:safety:N3}[確保]{かくほ:assurance:N1}[支援士]{しえんし:support specialist:N1}など）への[登竜門]{とうりゅうもん:gateway:N1}とされ、[実際に]{じっさいに:in practice:N3}[多く]{おおく:many:N4}の[企業]{きぎょう:company:N1}が[管理職]{かんりしょく:management positions:N2}[昇進]{しょうしん:promotion:N2}や[資格]{しかく:qualification:N3}[手当]{てあて:allowance:N3}の[条件]{じょうけん:condition:N1}としている。\n\n#en\nThe Applied Information Technology Engineer Exam (AP) corresponds to \"Level 3\" of the Information Processing Engineer Examinations and is positioned as a qualification for engineers with several years of practical experience in the IT industry. It is regarded as the gateway to Level 4 advanced categories (Database Specialist, Network Specialist, Project Manager, Registered Information Security Specialist, etc.), and many companies actually use it as a condition for managerial promotion or qualification allowances.\n::\n\n::callout\n[試験]{しけん:exam:N4}のポイント：APはCBT[移行]{いこう:migration:N2}しておらず[紙]{かみ:paper:N4}[試験]{しけん:exam:N4}のままで、[年]{ねん:year:N5}2[回]{かい:times:N3}（[春期]{しゅんき:spring session:N3}：4[月]{がつ:month:N5}[第三]{だいさん:third:N1}[日曜日]{にちようび:Sunday:N4}、[秋期]{しゅうき:autumn session:N3}：10[月]{がつ:month:N5}[第三]{だいさん:third:N1}[日曜日]{にちようび:Sunday:N4}）[実施]{じっし:administered:N1}される。FE\u002FSGがCBT[通年]{つうねん:year-round:N4}になった[現在]{げんざい:now:N3}でも、APとレベル4[高度]{こうど:advanced:N4}[区分]{くぶん:category:N2}は[従来]{じゅうらい:traditional:N1}[通り]{どおり:as before:N4}の[紙]{かみ:paper:N4}[試験]{しけん:exam:N4}である。\n\n#en\nExam Tip: AP has not migrated to CBT and remains a paper exam, administered twice a year (Spring: third Sunday of April, Autumn: third Sunday of October). Even now that FE and SG have moved to year-round CBT, AP and the Level 4 advanced categories remain traditional paper exams.\n::\n\n::heading\n[午前]{ごぜん:morning:N5}[試験]{しけん:exam:N4}の[構成]{こうせい:structure:N3}\n\n#en\nMorning Exam Structure\n::\n\n::para\n[午前]{ごぜん:morning:N5}[試験]{しけん:exam:N4}は[四肢]{しし:four-choice:N1}[択一式]{たくいつしき:multiple choice:N1}で[全]{ぜん:total:N3}80[問]{もん:questions:N4}、[試験]{しけん:exam:N4}[時間]{じかん:time:N5}150[分]{ふん:minutes:N5}である。FE[科目]{かもく:subject:N3}Aと[同様]{どうよう:similar:N3}にテクノロジ[系]{けい:domain:N1}・マネジメント[系]{けい:domain:N1}・ストラテジ[系]{けい:domain:N1}の3[分野]{ぶんや:domains:N4}から[出題]{しゅつだい:questions:N4}されるが、FEより[一段]{いちだん:one step:N3}[深い]{ふかい:deeper:N3}[知識]{ちしき:knowledge:N3}が[要求]{ようきゅう:required:N3}される。[特に]{とくに:particularly:N4}テクノロジ[系]{けい:domain:N1}では[計算]{けいさん:calculation:N2}[問題]{もんだい:problems:N4}（[稼働率]{かどうりつ:availability rate:N1}・[待ち行列]{まちぎょうれつ:queueing theory:N3}・[通信]{つうしん:communication:N3}[速度]{そくど:speed:N3}・[符号]{ふごう:coding:N2}[理論]{りろん:theory:N3}）や[専門]{せんもん:specialized:N2}[用語]{ようご:terminology:N4}の[詳細]{しょうさい:detailed:N1}な[理解]{りかい:understanding:N3}が[問われる]{とわれる:asked:N4}。\n\n#en\nThe morning exam is four-choice multiple choice with 80 questions in 150 minutes. Like FE Subject A, it draws from the three domains of Technology, Management, and Strategy, but requires one step deeper knowledge than FE. Particularly in the Technology domain, it asks calculation problems (availability rate, queueing theory, communication speed, coding theory) and detailed understanding of specialized terminology.\n::\n\n::para\n[合格点]{ごうかくてん:passing score:N3}は60[点]{てん:points:N3}\u002F100[点]{てん:points:N3}[以上]{いじょう::N4}（80[問]{もん:questions:N4}[換算]{かんさん:converted:N2}で48[問]{もん:questions:N4}[正答]{せいとう:correct:N4}）である。[午前]{ごぜん:morning:N5}[免除]{めんじょ:exemption:N1}[制度]{せいど:system:N3}があり、APの[午前]{ごぜん:morning:N5}に[合格]{ごうかく:pass:N3}した[受験者]{じゅけんしゃ:examinee:N3}は、[次]{つぎ:next:N3}の[試験]{しけん:exam:N4}でも[午前]{ごぜん:morning:N5}[試験]{しけん:exam:N4}が[免除]{めんじょ:exempted:N1}される（[条件]{じょうけん:conditional:N1}）[救済]{きゅうさい:relief:N1}[措置]{そち:measures:N1}が[従来]{じゅうらい:previously:N1}は[存在]{そんざい:existed:N3}したが、[現行]{げんこう:current:N3}[制度]{せいど:system:N3}では[適用]{てきよう:applies:N3}されない。[午前]{ごぜん:morning:N5}・[午後]{ごご:afternoon:N5}[両方]{りょうほう:both:N3}を[同日]{どうじつ:same day:N4}[受験]{じゅけん:take:N3}し[両方]{りょうほう:both:N3}で60[点]{てん:points:N3}[以上]{いじょう::N4}を[獲得]{かくとく:obtain:N1}する[必要]{ひつよう:required:N3}がある。\n\n#en\nThe passing score is 60\u002F100 or higher (equivalent to 48 of 80 questions correct). There used to be a morning exemption system where examinees who passed the AP morning section had it exempted in the next exam (conditional), but this does not apply under the current system. You must take both morning and afternoon on the same day and score 60 or higher on both.\n::\n\n::heading\n[午後]{ごご:afternoon:N5}[試験]{しけん:exam:N4}：[記述式]{きじゅつしき:written:N2}11[問]{もん:problems:N4}から5[問]{もん:problems:N4}[選択]{せんたく:choose:N1}\n\n#en\nAfternoon Exam: Choose 5 of 11 Written Problems\n::\n\n::para\nAPの[特徴]{とくちょう:distinctive feature:N1}は[午後]{ごご:afternoon:N5}[試験]{しけん:exam:N4}にある。[全]{ぜん:total:N3}11[問]{もん:problems:N4}から5[問]{もん:problems:N4}を[選択]{せんたく:choose:N1}して[解答]{かいとう:answer:N3}する[記述式]{きじゅつしき:written:N2}[試験]{しけん:exam:N4}で、[試験]{しけん:exam:N4}[時間]{じかん:time:N5}は150[分]{ふん:minutes:N5}である。[問]{とい:question:N4}1の「[情報]{じょうほう:information:N3}セキュリティ」のみ[必須]{ひっす:required:N1}[解答]{かいとう:answer:N3}で、[残り]{のこり:remaining:N3}10[問]{もん:problems:N4}（[問]{とい:question:N4}2〜11）から4[問]{もん:problems:N4}を[選択]{せんたく:choose:N1}する[形式]{けいしき:format:N3}である。[選択]{せんたく:elective:N1}[可能]{かのう:possible:N3}な[出題]{しゅつだい:exam:N4}[分野]{ぶんや:fields:N4}は[次]{つぎ:next:N3}の[通り]{とおり:as follows:N4}：[経営戦略]{けいえいせんりゃく:management strategy:N2}、プログラミング、システムアーキテクチャ、ネットワーク、データベース、[組込み]{くみこみ:embedded:N3}システム[開発]{かいはつ:development:N4}、[情報]{じょうほう:information:N3}システム[開発]{かいはつ:development:N4}、プロジェクトマネジメント、サービスマネジメント、システム[監査]{かんさ:audit:N1}。\n\n#en\nAP's distinctive feature is the afternoon exam. It is a written exam where you choose and answer 5 of 11 problems in 150 minutes. Only Question 1 \"Information Security\" is required, and you choose 4 from the remaining 10 (Questions 2–11). Selectable exam fields are: Management Strategy, Programming, System Architecture, Network, Database, Embedded System Development, Information System Development, Project Management, Service Management, and System Audit.\n::\n\n::callout\n[戦略]{せんりゃく:strategy:N2}のポイント：[午後]{ごご:afternoon:N5}は4[問]{もん:problems:N4}を[自由]{じゆう:freely:N3}に[選択]{せんたく:choose:N1}できるため、「[得意]{とくい:strong:N3}[分野]{ぶんや:fields:N4}を3〜4つ[作る]{つくる:build:N4}」[戦略]{せんりゃく:strategy:N2}が[有効]{ゆうこう:effective:N2}である。[文系]{ぶんけい:humanities:N1}[出身者]{しゅっしんしゃ:graduate:N4}や[非]{ひ:non-:N3}エンジニアは「[経営戦略]{けいえいせんりゃく:management strategy:N2}・プロジェクトマネジメント・サービスマネジメント・システム[監査]{かんさ:audit:N1}」を[組み合わせる]{くみあわせる:combine:N3}「[文系]{ぶんけい:humanities:N1}[ルート]{るーと:route}」が[広く]{ひろく:widely:N4}[知られて]{しられて:known:N4}いる。\n\n#en\nStrategy Tip: Since you can freely choose 4 problems in the afternoon, the strategy of \"build 3–4 strong fields\" is effective. Humanities graduates and non-engineers commonly use the well-known \"humanities route\" combining Management Strategy, Project Management, Service Management, and System Audit.\n::\n\n::para\n[記述式]{きじゅつしき:written:N2}[解答]{かいとう:answers:N3}は[字数]{じすう:character count:N3}[制限]{せいげん:limit:N3}が[厳しい]{きびしい:strict:N1}（[多く]{おおく:many:N4}は20〜40[字]{じ:characters:N4}、[長くても]{ながくても:at longest:N5}80[字]{じ:characters:N4}[程度]{ていど:approximately:N3}）。[正解]{せいかい:correct answer:N3}を[書ける]{かける:can write:N5}だけでなく、「[制限]{せいげん:limit:N3}[字数]{じすう:character count:N3}に[収める]{おさめる:fit within:N3}[要約]{ようやく:summarization:N3}[力]{りょく:ability:N4}」が[要求]{ようきゅう:required:N3}される。[模範]{もはん:model:N1}[解答]{かいとう:answer:N3}と[自分]{じぶん:own:N4}の[解答]{かいとう:answer:N3}を[比較]{ひかく:compare:N1}し、[キーワード]{きーわーど:keywords}が[落ち]{おち:omitted:N3}ていないか・[論理]{ろんり:logic:N3}が[飛んで]{とんで:jumping:N3}いないかを[添削]{てんさく:correction:N1}する[練習]{れんしゅう:practice:N2}が[不可欠]{ふかけつ:indispensable:N3}である。\n\n#en\nWritten answers have strict character limits (often 20–40 characters, at most about 80). What is required is not just being able to write the correct answer but also \"the summarization ability to fit within the character limit.\" Practice comparing your answers to model answers and checking whether keywords are omitted or logic skips is indispensable.\n::\n\n::heading\n[頻出]{ひんしゅつ:frequent:N1}[午後]{ごご:afternoon:N5}[分野]{ぶんや:fields:N4}の[傾向]{けいこう:trends:N2}\n\n#en\nTrends in Frequent Afternoon Fields\n::\n\n::para\n[必須]{ひっす:required:N1}の[情報]{じょうほう:information:N3}セキュリティでは、[実務]{じつむ:practical:N3}シナリオ（[標的型]{ひょうてきがた:targeted:N1}[攻撃]{こうげき:attack:N1}メール・[内部]{ないぶ:internal:N3}[不正]{ふせい:fraud:N4}・クラウド[利用]{りよう:use:N3}リスク・サプライチェーン[攻撃]{こうげき:attack:N1}）が[出題]{しゅつだい:asked:N4}される。[攻撃]{こうげき:attack:N1}[手法]{しゅほう:methods:N3}（フィッシング・SQLi・XSS・CSRF）と[対策]{たいさく:countermeasures:N1}（[多要素]{たようそ:multi-factor:N1}[認証]{にんしょう:authentication:N1}・WAF・SOC・CSIRT・EDR）の[両方]{りょうほう:both:N3}を[体系的]{けいけいてき:systematically:N1}に[整理]{せいり:organize:N1}しておく。\n\n#en\nRequired Information Security questions are asked through practical scenarios (targeted attack emails, internal fraud, cloud usage risks, supply chain attacks). Systematically organize both attack methods (phishing, SQLi, XSS, CSRF) and countermeasures (multi-factor authentication, WAF, SOC, CSIRT, EDR).\n::\n\n::para\nシステムアーキテクチャでは[可用性]{かようせい:availability:N3}[設計]{せっけい:design:N2}（[冗長化]{じょうちょうか:redundancy:N1}・フェイルオーバ・ロードバランサ）、[性能]{せいのう:performance:N3}[計算]{けいさん:calculation:N2}（[応答]{おうとう:response:N1}[時間]{じかん:time:N5}・[スループット]{すろーぷっと:throughput}・[キャパシティプランニング]{きゃぱしてぃぷらんにんぐ:capacity planning}）、クラウド[移行]{いこう:migration:N2}（IaaS\u002FPaaS\u002FSaaS・[マイクロサービス]{まいくろさーびす:microservices}）が[頻出]{ひんしゅつ:frequent:N1}。データベースでは[正規化]{せいきか:normalization:N3}・SQL（[副問い合わせ]{ふくといあわせ:subquery:N2}・[結合]{けつごう:join:N1}）・トランザクション（[排他]{はいた:exclusive:N1}[制御]{せいぎょ:control:N3}・ACID・[隔離]{かくり:isolation:N1}[水準]{すいじゅん:level:N2}）。ネットワークではOSPF・BGP[等]{とう:etc.:N3}の[ルーティング]{るーてぃんぐ:routing}、TLS、VPN、SDN\u002FNFV、IPv6が[最近]{さいきん:recent:N3}の[流行]{りゅうこう:trend:N3}である。\n\n#en\nIn System Architecture, availability design (redundancy, failover, load balancers), performance calculations (response time, throughput, capacity planning), and cloud migration (IaaS\u002FPaaS\u002FSaaS, microservices) are frequent. In Database: normalization, SQL (subqueries, joins), and transactions (exclusive control, ACID, isolation levels). In Network: OSPF\u002FBGP routing, TLS, VPN, SDN\u002FNFV, and IPv6 are recent trends.\n::\n\n::heading\n[合格率]{ごうかくりつ:pass rate:N1}と[受験]{じゅけん:taking:N3}[戦略]{せんりゃく:strategy:N2}\n\n#en\nPass Rate and Exam-Taking Strategy\n::\n\n::para\n[合格率]{ごうかくりつ:pass rate:N1}はおおむね20〜25%で[推移]{すいい:trend:N1}している。FE（CBT[後]{ご:after:N5}40〜50%）と[比較]{ひかく:compared:N1}すると[難易度]{なんいど:difficulty:N3}が[上がる]{あがる:rises:N5}が、[午後]{ごご:afternoon:N5}の[選択]{せんたく:elective:N1}[制]{せい:system:N3}により[戦略]{せんりゃく:strategic:N2}な[受験]{じゅけん:exam-taking:N3}が[可能]{かのう:possible:N3}である。[標準]{ひょうじゅん:standard:N1}[学習]{がくしゅう:study:N4}[時間]{じかん:hours:N5}は[実務]{じつむ:practical:N3}[経験者]{けいけんしゃ:experienced:N3}で[約]{やく:approximately:N3}200[時間]{じかん:hours:N5}、FE[合格]{ごうかく:pass-holder:N3}で[約]{やく:approximately:N3}300[時間]{じかん:hours:N5}、[初学者]{しょがくしゃ:beginner:N3}は500[時間]{じかん:hours:N5}[以上]{いじょう::N4}とされる。\n\n#en\nThe pass rate has been trending around 20–25%. Difficulty rises compared to FE (40–50% post-CBT), but the afternoon's elective system enables strategic exam-taking. Standard study hours are about 200 for those with practical experience, about 300 for FE pass-holders, and 500+ for beginners.\n::\n\n::callout\n[受験]{じゅけん:exam-taking:N3}[戦略]{せんりゃく:strategy:N2}：[午後]{ごご:afternoon:N5}[試験]{しけん:exam:N4}は[必ず]{かならず:always:N3}[本番]{ほんばん:real exam:N3}で[全]{ぜん:all:N3}11[問]{もん:problems:N4}に[目]{め:eyes:N4}を[通し]{とおし:through:N4}、[最も]{もっとも:most:N3}[書きやすい]{かきやすい:easy to write:N5}5[問]{もん:problems:N4}を[選ぶ]{えらぶ:select:N3}こと。[事前]{じぜん:advance:N4}に「[必須]{ひっす:required:N1}1[問]{もん:problem:N4}＋[得意]{とくい:strong:N3}3[問]{もん:problems:N4}＋[予備]{よび:backup:N3}2[問]{もん:problems:N4}」という[計]{けい:total:N4}6[問]{もん:problems:N4}を[準備]{じゅんび:prepare:N2}しておくと、[本番]{ほんばん:real exam:N3}で[難問]{なんもん:hard problem:N3}に[当たった]{あたった:hit:N3}ときに[切り替えられる]{きりかえられる:can switch:N2}。\n\n#en\nExam-Taking Strategy: In the real afternoon exam, always look at all 11 problems and choose the 5 easiest to write. Preparing 6 in advance—\"1 required + 3 strong + 2 backup\"—lets you switch when you hit a hard problem on the real exam.\n::\n\n::heading\n[次]{つぎ:next:N3}のステップ：[高度]{こうど:advanced:N4}[区分]{くぶん:category:N2}（レベル4）\n\n#en\nNext Steps: Advanced Categories (Level 4)\n::\n\n::para\nAPに[合格]{ごうかく:pass:N3}すると、[高度]{こうど:advanced:N4}[区分]{くぶん:category:N2}（レベル4）[受験]{じゅけん:taking:N3}[時]{じ:time:N5}に[午前]{ごぜん:morning:N5}I[試験]{しけん:exam:N4}が[免除]{めんじょ:exempted:N1}される（[合格]{ごうかく:pass:N3}[後]{ご:after:N5}2[年]{ねん:years:N5}[以内]{いない:within:N3}）。[高度]{こうど:advanced:N4}[区分]{くぶん:category:N2}は[専門]{せんもん:specialized:N2}[分野]{ぶんや:fields:N4}に[特化]{とっか:specialized:N3}しており、データベーススペシャリスト（DB）、ネットワークスペシャリスト（NW）、[情報処理]{じょうほうしょり:information processing:N3}[安全]{あんぜん:safety:N3}[確保]{かくほ:assurance:N1}[支援士]{しえんし:support specialist:N1}（SC）、プロジェクトマネージャ（PM）、システムアーキテクト（SA）、ITストラテジスト（ST）、システム[監査]{かんさ:audit:N1}[技術者]{ぎじゅつしゃ:engineer:N2}（AU）、[組込み]{くみこみ:embedded:N3}システムスペシャリスト（ES）、ITサービスマネージャ（SM）の9[区分]{くぶん:categories:N2}がある。SCのみ[年]{ねん:year:N5}2[回]{かい:times:N3}、[他]{ほか:others:N3}は[年]{ねん:year:N5}1[回]{かい:time:N3}（[春]{はる:spring:N4}[又は]{または:or:N1}[秋]{あき:autumn:N4}）の[実施]{じっし:administered:N1}である。\n\n#en\nAfter passing AP, the Morning I exam of advanced categories (Level 4) is exempted (within 2 years of passing). Advanced categories specialize in particular fields, with 9 categories: Database Specialist (DB), Network Specialist (NW), Registered Information Security Specialist (SC), Project Manager (PM), System Architect (SA), IT Strategist (ST), System Auditor (AU), Embedded Systems Specialist (ES), and IT Service Manager (SM). Only SC is administered twice a year; the others once a year (spring or autumn).\n::\n",{"id":78,"title":81,"titleEn":82,"topicPath":10,"questions":83},"応用情報技術者試験 — サンプル問題","AP Exam — Sample Questions",[84,108,131,154,177,200],{"id":85,"articleId":6,"question":86,"options":89,"correctLabel":97,"explanation":102,"tags":105},"exam-ap-quiz-q01",{"en":87,"jp":88},"What is the availability of a system with MTBF of 900 hours and MTTR of 100 hours?","[平均]{へいきん:mean}[故障]{こしょう:failure}[間隔]{かんかく:interval}（MTBF）が900[時間]{じかん:hours}、[平均]{へいきん:mean}[修理]{しゅうり:repair}[時間]{じかん:time}（MTTR）が100[時間]{じかん:hours}のシステムの[稼働率]{かどうりつ:availability rate}はいくつか。",[90,93,96,99],{"label":91,"jp":92,"en":92},"ア","0.80",{"label":94,"jp":95,"en":95},"イ","0.85",{"label":97,"jp":98,"en":98},"ウ","0.90",{"label":100,"jp":101,"en":101},"エ","0.95",{"en":103,"jp":104},"Availability = MTBF \u002F (MTBF + MTTR) = 900 \u002F (900 + 100) = 900\u002F1000 = 0.90.","[稼働率]{かどうりつ:availability} = MTBF \u002F (MTBF + MTTR) = 900 \u002F (900 + 100) = 900\u002F1000 = 0.90。",[106,107],"テクノロジ系","システム性能",{"id":109,"articleId":6,"question":110,"options":113,"correctLabel":91,"explanation":126,"tags":129},"exam-ap-quiz-q02",{"en":111,"jp":112},"Which subquery SQL produces the same result as the following?\n```\nSELECT name FROM employee WHERE deptId IN (SELECT deptId FROM department WHERE location='Tokyo')\n```","[次]{つぎ:next}のSQL[文]{ぶん:statement}を[実行]{じっこう:execute}した[結果]{けっか:result}と[同じ]{おなじ:same}になる[副問い合わせ]{ふくといあわせ:subquery}を[使った]{つかった:used}SQL[文]{ぶん:statement}はどれか。\n```\nSELECT 名前 FROM 社員 WHERE 部署ID IN (SELECT 部署ID FROM 部署 WHERE 場所='東京')\n```",[114,117,120,123],{"label":91,"jp":115,"en":116},"[東京]{とうきょう:Tokyo}の[部署]{ぶしょ:departments}に[所属]{しょぞく:belonging}する[社員]{しゃいん:employees}の[名前]{なまえ:names}を[取得]{しゅとく:obtains}する","Obtains names of employees belonging to departments in Tokyo",{"label":94,"jp":118,"en":119},"[東京]{とうきょう:Tokyo}に[勤務]{きんむ:working}する[社員]{しゃいん:employees}の[名前]{なまえ:names}を[取得]{しゅとく:obtains}する","Obtains names of employees who work in Tokyo",{"label":97,"jp":121,"en":122},"[全て]{すべて:all}の[部署]{ぶしょ:departments}の[社員]{しゃいん:employees}の[名前]{なまえ:names}を[取得]{しゅとく:obtains}する","Obtains names of employees in all departments",{"label":100,"jp":124,"en":125},"[部署]{ぶしょ:department}[ID]{あいでぃー:ID}が[東京]{とうきょう:Tokyo}に[一致]{いっち:matches}する[社員]{しゃいん:employees}を[取得]{しゅとく:obtains}する","Obtains employees whose deptId matches Tokyo",{"en":127,"jp":128},"The subquery obtains deptIds where location='Tokyo', and the outer query returns names of employees belonging to those departments.","[副問い合わせ]{ふくといあわせ:subquery}で「[場所]{ばしょ:location}=[東京]{とうきょう:Tokyo}」の[部署]{ぶしょ:department}IDを[取得]{しゅとく:obtain}し、その[部署]{ぶしょ:department}IDに[所属]{しょぞく:belonging}する[社員]{しゃいん:employees}の[名前]{なまえ:names}を[返す]{かえす:returns}。",[26,130],"データベース",{"id":132,"articleId":6,"question":133,"options":136,"correctLabel":94,"explanation":149,"tags":152},"exam-ap-quiz-q03",{"en":134,"jp":135},"Which is the most appropriate organizational countermeasure against targeted attack emails?","[標的型]{ひょうてきがた:targeted}[攻撃]{こうげき:attack}メールに[対する]{たいする:against}[組織的]{そしきてき:organizational}[対策]{たいさく:countermeasure}として[最]{もっと:most}も[適切]{てきせつ:appropriate}なものはどれか。",[137,140,143,146],{"label":91,"jp":138,"en":139},"[全]{ぜん:all}メールサーバを[暗号化]{あんごうか:encrypt}する","Encrypt all mail servers",{"label":94,"jp":141,"en":142},"[従業員]{じゅうぎょういん:employees}に[標的型]{ひょうてきがた:targeted}メール[訓練]{くんれん:training}を[実施]{じっし:conduct}する","Conduct targeted-email drills for employees",{"label":97,"jp":144,"en":145},"[個人]{こじん:personal}スマートフォンを[禁止]{きんし:ban}する","Ban personal smartphones",{"label":100,"jp":147,"en":148},"[全社]{ぜんしゃ:company-wide}でVPNを[必須]{ひっす:require}にする","Require company-wide VPN",{"en":150,"jp":151},"Targeted attack emails exploit human judgment, so simulated drills that raise employee awareness are most effective. Combining with technical measures (filters, sandboxing) is important.","[標的型]{ひょうてきがた:targeted}[攻撃]{こうげき:attack}メールは[人]{ひと:human}の[判断]{はんだん:judgment}を[突く]{つく:exploit}ため、[従業員]{じゅうぎょういん:employees}の[気付き]{きづき:awareness}を[高める]{たかめる:raise}[模擬]{もぎ:simulated}[訓練]{くんれん:drills}が[最]{もっと:most}も[効果的]{こうかてき:effective}。[技術的]{ぎじゅつてき:technical}[対策]{たいさく:measures}（フィルタ・サンドボックス）と[組み合わせる]{くみあわせる:combine}ことが[重要]{じゅうよう:important}。",[26,153],"情報セキュリティ",{"id":155,"articleId":6,"question":156,"options":159,"correctLabel":94,"explanation":172,"tags":175},"exam-ap-quiz-q04",{"en":157,"jp":158},"Which is an appropriate feature of 'Scrum' in agile development?","[アジャイル]{あじゃいる:agile}[開発]{かいはつ:development}における「スクラム」の[特徴]{とくちょう:feature}として[適切]{てきせつ:appropriate}なものはどれか。",[160,163,166,169],{"label":91,"jp":161,"en":162},"[要件]{ようけん:requirements}を[最初]{さいしょ:first}に[全て]{すべて:all}[確定]{かくてい:finalize}する","Finalize all requirements at the start",{"label":94,"jp":164,"en":165},"[短期間]{たんきかん:short-period}のスプリントを[反復]{はんぷく:iterate}し、[動作]{どうさ:working}する[成果物]{せいかぶつ:deliverable}を[継続]{けいぞく:continuously}[提供]{ていきょう:deliver}する","Iterate short sprints and continuously deliver working deliverables",{"label":97,"jp":167,"en":168},"[詳細]{しょうさい:detailed}な[設計]{せっけい:design}[書]{しょ:document}を[最優先]{さいゆうせん:highest priority}とする","Prioritize detailed design documents",{"label":100,"jp":170,"en":171},"プロジェクトマネージャが[全]{ぜん:all}タスクを[割当]{わりあて:assign}する","Project manager assigns all tasks",{"en":173,"jp":174},"Scrum is an iterative development method that repeats 1–4 week short sprints and delivers working deliverables (increments) at the end of each sprint.","スクラムは1〜4[週間]{しゅうかん:weeks}の[短い]{みじかい:short}スプリントを[繰り返し]{くりかえし:repeat}、[各]{かく:each}スプリントの[終わり]{おわり:end}に[動作]{どうさ:working}する[成果物]{せいかぶつ:deliverable}（インクリメント）を[提供]{ていきょう:deliver}する[反復]{はんぷく:iterative}[開発]{かいはつ:development}[手法]{しゅほう:method}。",[26,176],"プロジェクトマネジメント",{"id":178,"articleId":6,"question":179,"options":182,"correctLabel":94,"explanation":195,"tags":198},"exam-ap-quiz-q05",{"en":180,"jp":181},"In the OSI Basic Reference Model, which layer do TCP\u002FUDP belong to?","OSI[基本]{きほん:basic}[参照]{さんしょう:reference}モデルにおいて、TCP\u002FUDPが[属する]{ぞくする:belongs to}[層]{そう:layer}はどれか。",[183,186,189,192],{"label":91,"jp":184,"en":185},"ネットワーク[層]{そう:layer}（[第]{だい:layer}3[層]{そう:layer}）","Network Layer (Layer 3)",{"label":94,"jp":187,"en":188},"トランスポート[層]{そう:layer}（[第]{だい:layer}4[層]{そう:layer}）","Transport Layer (Layer 4)",{"label":97,"jp":190,"en":191},"セッション[層]{そう:layer}（[第]{だい:layer}5[層]{そう:layer}）","Session Layer (Layer 5)",{"label":100,"jp":193,"en":194},"アプリケーション[層]{そう:layer}（[第]{だい:layer}7[層]{そう:layer}）","Application Layer (Layer 7)",{"en":196,"jp":197},"TCP (reliable connection-oriented) and UDP (connectionless) are Transport Layer (Layer 4) protocols. IP is Layer 3, HTTP is Layer 7.","TCP（[信頼性]{しんらいせい:reliable}[ある]{ある:reliable}コネクション[型]{がた:oriented}）とUDP（コネクションレス[型]{がた:less}）はトランスポート[層]{そう:layer}（[第]{だい:layer}4[層]{そう:layer}）のプロトコル。IPは[第]{だい:layer}3[層]{そう:layer}、HTTPは[第]{だい:layer}7[層]{そう:layer}。",[21,199],"ネットワーク",{"id":201,"articleId":6,"question":202,"options":205,"correctLabel":97,"explanation":218,"tags":221},"exam-ap-quiz-q06",{"en":203,"jp":204},"Which is NOT appropriate as 'audit evidence' in a system audit?","システム[監査]{かんさ:audit}における「[監査]{かんさ:audit}[証拠]{しょうこ:evidence}」として[適切]{てきせつ:appropriate}でないものはどれか。",[206,209,212,215],{"label":91,"jp":207,"en":208},"[業務]{ぎょうむ:business}フロー[図]{ず:diagram}","Business flow diagram",{"label":94,"jp":210,"en":211},"システムのアクセス[ログ]{ろぐ:log}","System access logs",{"label":97,"jp":213,"en":214},"[監査]{かんさ:auditor}[人]{にん:auditor}の[個人的]{こじんてき:personal}な[感想]{かんそう:impression}","The auditor's personal impressions",{"label":100,"jp":216,"en":217},"[利用者]{りようしゃ:user}への[聞き取り]{ききとり:interview}[結果]{けっか:results}","User interview results",{"en":219,"jp":220},"Audit evidence requires objectivity and reproducibility. Personal impressions depend on the auditor's subjectivity, so they are inappropriate as evidence.","[監査]{かんさ:audit}[証拠]{しょうこ:evidence}は[客観性]{きゃっかんせい:objectivity}と[再現性]{さいげんせい:reproducibility}が[必要]{ひつよう:required}。[個人的]{こじんてき:personal}な[感想]{かんそう:impressions}は[監査]{かんさ:auditor}[人]{にん:auditor}の[主観]{しゅかん:subjective}に[依存]{いぞん:dependent}するため[証拠]{しょうこ:evidence}として[不適切]{ふてきせつ:inappropriate}。",[26,222],"システム監査"]