阿朗卡特java工程師筆試題-文庫吧
2024-10-18 13:36 本頁面
【正文】 do{ c。 a=a。 } while (a=0)。 what is c’s value? A. 0 B. 1 C. 2 D. Dead Loop 6. Which statement is CORRECT? A. The keyword abstract can be used for field, method and class B. Body part of abstract method must be embraced by using “{ }” C. “{ }” may be used or not when declaring abstract method D. “{ }” can NOT be used when declaring abstract method 7. Which statement is INCORRECT A. List will save the elements in specific order. B. There may be duplicate elements within List. C. There may be duplicate elements within Set. D. Map will save keyvalue pair. 8. If run the following JAVA application, the output should be: public class Test1 { public static void changeStr(String str){ str=”wele”。 } public static void main(String[] args) { String str=”1234”。 changeStr(str)。 (str)。 } } A. 1234 B. wele C. 1234wele D. An exception is thrown at runtime. 9. If run the following JAVA application, the output should be: Public class Test2 { static boolean foo(char c) { (c)。 return true。 } public static void main(String[] argv) { int i = 0。
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