{"@context":"http://schema.org","@type":"Question","@id":"https://codegalaxy.io/courses/java-ru/questions/ac0f684e70bb47cd927e4ff7915c16d6/v-kakih-strokah-ispolzovanie-parametra-t-ne-zakonno-ukayoite-3-varianta-public-c","text":"В каких строках использование параметра T не законно (укажите 3 варианта):\n\u003cpre\u003e\u003ccode class\u003d\"java\"\u003e\npublic class Test\u0026lt;T\u0026gt; {\n    private T item;                                       // (1)\n    private static T[] storage \u003d new T[100];              // (2)\n    public Test(T item) { this.item \u003d item; }             // (3)\n    public T getItem() { return item; }                   // (4)\n    public void setItem(T newItem) { item \u003d newItem; }    // (5)\n    public static void getAllItems(T newItem) {           // (6)\n        T temp;                                           // (7)\n    }\n}\n\u003c/code\u003e\u003c/pre\u003e","headline":"В каких строках использование параметра T не законно (укажите 3 варианта):\n\u003cpre\u003e\u003ccode class\u003d\"java\"\u003e\npublic cla","learningResourceType":["programming test","programming course","programming question"],"isPartOf":{"@type":"Course","@id":"https://codegalaxy.io/courses/java-ru","url":"https://codegalaxy.io/courses/java-ru","name":"Java Quiz","description":"Java - объектно-ориентированный кросс-платформенный язык программирования, предназначенный для удобства чтения и интероперабельности. Java обычно читается как легкая и простая версия языка Си++. Тем не менее, Java может использоваться как полная версия для создания приложений, которые могут работать на всех платформах, поддерживающих Java, без необходимости перекомпиляции. В 2020 году Java является самым популярным языком программирования, с которым работают более 9 миллионов разработчиков. \u003cbr\u003e\nЭтот обучающий курс полностью посвящен \u003cstrong\u003eJava языку\u003c/strong\u003e, где вы можете проверить свои знания и ответить на \u003cstrong\u003e вопросы интервью по Java\u003c/strong\u003e. Вы ответите на теоретические и практические вопросы, которые проверяют ваши навыки на понимание \u003cstrong\u003e Java-кода\u003c/strong\u003e и поиска ошибок.\n\u003cbr\u003e\nВы можете вернуться к этому java курсу когда захотите, так как он постоянно обновляется и добавляются новые вопросы и задачки!\n\nПереведено с помощью www.DeepL.com/Translator (бесплатная версия)","provider":{"@type":"Organization","@id":"https://codegalaxy.io","name":"CodeGalaxy","logo":{"@type":"ImageObject","url":"https://codegalaxy.io/app/assets/images/g_code.png","height":"513","width":"513"},"description":"Project aimed to provide new ways in learning programming languages and preparing for the 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(1)","dateCreated":"2020-02-06"},{"@type":"Answer","@id":"https://codegalaxy.io/courses/java-ru/questions/ac0f684e70bb47cd927e4ff7915c16d6/v-kakih-strokah-ispolzovanie-parametra-t-ne-zakonno-ukayoite-3-varianta-public-c#20333","url":"https://codegalaxy.io/courses/java-ru/questions/ac0f684e70bb47cd927e4ff7915c16d6/v-kakih-strokah-ispolzovanie-parametra-t-ne-zakonno-ukayoite-3-varianta-public-c#20333","text":"Строка (2)","dateCreated":"2020-02-06"},{"@type":"Answer","@id":"https://codegalaxy.io/courses/java-ru/questions/ac0f684e70bb47cd927e4ff7915c16d6/v-kakih-strokah-ispolzovanie-parametra-t-ne-zakonno-ukayoite-3-varianta-public-c#20334","url":"https://codegalaxy.io/courses/java-ru/questions/ac0f684e70bb47cd927e4ff7915c16d6/v-kakih-strokah-ispolzovanie-parametra-t-ne-zakonno-ukayoite-3-varianta-public-c#20334","text":"Строка 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(5)","dateCreated":"2020-02-06"},{"@type":"Answer","@id":"https://codegalaxy.io/courses/java-ru/questions/ac0f684e70bb47cd927e4ff7915c16d6/v-kakih-strokah-ispolzovanie-parametra-t-ne-zakonno-ukayoite-3-varianta-public-c#20337","url":"https://codegalaxy.io/courses/java-ru/questions/ac0f684e70bb47cd927e4ff7915c16d6/v-kakih-strokah-ispolzovanie-parametra-t-ne-zakonno-ukayoite-3-varianta-public-c#20337","text":"Строка (6)","dateCreated":"2020-02-06"},{"@type":"Answer","@id":"https://codegalaxy.io/courses/java-ru/questions/ac0f684e70bb47cd927e4ff7915c16d6/v-kakih-strokah-ispolzovanie-parametra-t-ne-zakonno-ukayoite-3-varianta-public-c#20338","url":"https://codegalaxy.io/courses/java-ru/questions/ac0f684e70bb47cd927e4ff7915c16d6/v-kakih-strokah-ispolzovanie-parametra-t-ne-zakonno-ukayoite-3-varianta-public-c#20338","text":"Строка (7)","dateCreated":"2020-02-06"}],"object":[{"@type":"Answer","@id":"https://codegalaxy.io/courses/java-ru/questions/ac0f684e70bb47cd927e4ff7915c16d6/v-kakih-strokah-ispolzovanie-parametra-t-ne-zakonno-ukayoite-3-varianta-public-c#20333","url":"https://codegalaxy.io/courses/java-ru/questions/ac0f684e70bb47cd927e4ff7915c16d6/v-kakih-strokah-ispolzovanie-parametra-t-ne-zakonno-ukayoite-3-varianta-public-c#20333","text":"Строка (2)","dateCreated":"2020-02-06"},{"@type":"Answer","@id":"https://codegalaxy.io/courses/java-ru/questions/ac0f684e70bb47cd927e4ff7915c16d6/v-kakih-strokah-ispolzovanie-parametra-t-ne-zakonno-ukayoite-3-varianta-public-c#20337","url":"https://codegalaxy.io/courses/java-ru/questions/ac0f684e70bb47cd927e4ff7915c16d6/v-kakih-strokah-ispolzovanie-parametra-t-ne-zakonno-ukayoite-3-varianta-public-c#20337","text":"Строка (6)","dateCreated":"2020-02-06"},{"@type":"Answer","@id":"https://codegalaxy.io/courses/java-ru/questions/ac0f684e70bb47cd927e4ff7915c16d6/v-kakih-strokah-ispolzovanie-parametra-t-ne-zakonno-ukayoite-3-varianta-public-c#20338","url":"https://codegalaxy.io/courses/java-ru/questions/ac0f684e70bb47cd927e4ff7915c16d6/v-kakih-strokah-ispolzovanie-parametra-t-ne-zakonno-ukayoite-3-varianta-public-c#20338","text":"Строка (7)","dateCreated":"2020-02-06"}]}],"audience":{"@type":"EducationalAudience","audienceType":["developers","programmers"],"educationalRole":["Specialist","Student"],"alternateName":"Java Programmers","name":"Java Developers","sameAs":["https://en.wikipedia.org/wiki/Programmer","https://en.wikipedia.org/wiki/Software_developer","https://en.wikipedia.org/wiki/Software_engineer","https://en.wikipedia.org/wiki/Web_developer"]},"dateCreated":"2020-02-06","acceptedAnswer":[{"@type":"Answer","@id":"https://codegalaxy.io/courses/java-ru/questions/ac0f684e70bb47cd927e4ff7915c16d6/v-kakih-strokah-ispolzovanie-parametra-t-ne-zakonno-ukayoite-3-varianta-public-c#js-expander-trigger","url":"https://codegalaxy.io/courses/java-ru/questions/ac0f684e70bb47cd927e4ff7915c16d6/v-kakih-strokah-ispolzovanie-parametra-t-ne-zakonno-ukayoite-3-varianta-public-c#js-expander-trigger","text":"Любое использование типа-параметра в статическом контексте запрещено, т.е. тип-параметр не может быть использован как:\u003cbr\u003e\n- тип статического поля (строка 2);\u003cbr\u003e\n- тип значения, возвращаемого статическим методом;\u003cbr\u003e\n- тип формального параметра статического метода (строка 6);\u003cbr\u003e\n- тип локальной переменной в теле статического метода (строка 7);\u003cbr\u003e\n- тип локальной переменной в блоке статической инициализации и т.п.\u003cbr\u003e\nКроме того, тип-параметр нельзя использовать в операторе new, даже при создании массивов (строка 2).","about":{"@type":"Question","@id":"https://codegalaxy.io/courses/java-ru/questions/ac0f684e70bb47cd927e4ff7915c16d6/v-kakih-strokah-ispolzovanie-parametra-t-ne-zakonno-ukayoite-3-varianta-public-c"},"upvoteCount":1,"dateCreated":"2020-02-06"},{"@type":"Answer","@id":"https://codegalaxy.io/courses/java-ru/questions/ac0f684e70bb47cd927e4ff7915c16d6/v-kakih-strokah-ispolzovanie-parametra-t-ne-zakonno-ukayoite-3-varianta-public-c#20333","url":"https://codegalaxy.io/courses/java-ru/questions/ac0f684e70bb47cd927e4ff7915c16d6/v-kakih-strokah-ispolzovanie-parametra-t-ne-zakonno-ukayoite-3-varianta-public-c#20333","text":"Строка 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(7)","dateCreated":"2020-02-06","upvoteCount":1}],"suggestedAnswer":[{"@type":"Answer","@id":"https://codegalaxy.io/courses/java-ru/questions/ac0f684e70bb47cd927e4ff7915c16d6/v-kakih-strokah-ispolzovanie-parametra-t-ne-zakonno-ukayoite-3-varianta-public-c#20332","url":"https://codegalaxy.io/courses/java-ru/questions/ac0f684e70bb47cd927e4ff7915c16d6/v-kakih-strokah-ispolzovanie-parametra-t-ne-zakonno-ukayoite-3-varianta-public-c#20332","text":"Строка (1)","dateCreated":"2020-02-06","upvoteCount":0},{"@type":"Answer","@id":"https://codegalaxy.io/courses/java-ru/questions/ac0f684e70bb47cd927e4ff7915c16d6/v-kakih-strokah-ispolzovanie-parametra-t-ne-zakonno-ukayoite-3-varianta-public-c#20334","url":"https://codegalaxy.io/courses/java-ru/questions/ac0f684e70bb47cd927e4ff7915c16d6/v-kakih-strokah-ispolzovanie-parametra-t-ne-zakonno-ukayoite-3-varianta-public-c#20334","text":"Строка (3)","dateCreated":"2020-02-06","upvoteCount":0},{"@type":"Answer","@id":"https://codegalaxy.io/courses/java-ru/questions/ac0f684e70bb47cd927e4ff7915c16d6/v-kakih-strokah-ispolzovanie-parametra-t-ne-zakonno-ukayoite-3-varianta-public-c#20335","url":"https://codegalaxy.io/courses/java-ru/questions/ac0f684e70bb47cd927e4ff7915c16d6/v-kakih-strokah-ispolzovanie-parametra-t-ne-zakonno-ukayoite-3-varianta-public-c#20335","text":"Строка (4)\n","dateCreated":"2020-02-06","upvoteCount":0},{"@type":"Answer","@id":"https://codegalaxy.io/courses/java-ru/questions/ac0f684e70bb47cd927e4ff7915c16d6/v-kakih-strokah-ispolzovanie-parametra-t-ne-zakonno-ukayoite-3-varianta-public-c#20336","url":"https://codegalaxy.io/courses/java-ru/questions/ac0f684e70bb47cd927e4ff7915c16d6/v-kakih-strokah-ispolzovanie-parametra-t-ne-zakonno-ukayoite-3-varianta-public-c#20336","text":"Строка (5)","dateCreated":"2020-02-06","upvoteCount":0}]}