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  1. Home
  2. Oracle
  3. Java SE 11 Developer
  4. Oracle.1Z0-819.v2023-06-13.q215
  5. Question 1

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Question 1/215

Given:

Which two statements are valid to be written in this interface? (Choose two.)

Correct Answer: B,D

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Other Question (215q)
Q1. Given: (Exhibit) Which two statements are valid to be written in this interface? (Choose t...
Q2. Given: (Exhibit) What is the result?
Q3. Which three annotation uses are valid? (Choose three.)...
Q4. Which three guidelines are used to protect confidential information? (Choose three.)...
Q5. Given: (Exhibit) What is the result?
Q6. Given: (Exhibit) executed using this command: java Myclass My Car is red What is the outpu...
Q7. Which three initialization statements are correct? (Choose three.)...
Q8. Given: (Exhibit) executed with this command: java Main one two three What is the result?...
Q9. Given: public class X { } and public final class Y extends X { } What is the result of com...
Q10. Which two interfaces are considered to be functional interfaces? (Choose two.)...
Q11. Given: (Exhibit) Which two are correct? (Choose two.)...
Q12. Given: (Exhibit) What is the result?
Q13. Analyze the code: (Exhibit) Which two options can you insert inside println method to prod...
Q14. How many Thing objects are eligible for garbage collection in line 1?...
Q15. Which interface in the java.util.function package will return a void return type?...
Q16. Given: (Exhibit) What is the output?
Q17. Given: (Exhibit) What is the result?
Q18. Given: (Exhibit) You want to use the myResource class in a try-with-resources statement. W...
Q19. Given: (Exhibit) What is the result?
Q20. Given the contents: MessageBundle.properties file: message=Hello MessageBundle_en.properti...
Q21. Given the code fragment: (Exhibit) What is the result?...
Q22. Which two modules include APIs in the Java SE Specification? (Choose two.)...
Q23. var numbers = List.of(0,1,2,3,4,5,6,7,8,9); You want to calculate the average of numbers. ...
Q24. Given: Automobile.java (Exhibit) Car.java (Exhibit) What must you do so that the code prin...
Q25. Examine these module declarations: (Exhibit) Which two statements are correct? (Choose two...
Q26. Which two interfaces are considered to be functional interfaces? (Choose two.) @Functional...
Q27. Given: (Exhibit) and: (Exhibit) Which code, when inserted on line 10, prints the number of...
Q28. Given: (Exhibit) Which code, when inserted at one or more marked positions, would allow cl...
Q29. Given: (Exhibit) Which three actions implement Java SE security guidelines? (Choose three....
Q30. Given: /code/a/Test.java containing: (Exhibit) and /code/b/Best.java containing: package b...
Q31. Given: (Exhibit) What is the result?
Q32. Given: (Exhibit) What is the result?
Q33. Given: (Exhibit) and (Exhibit) and (Exhibit) What is the result?...
Q34. Given: (Exhibit) Which two interfaces can be used in lambda expressions? (Choose two.)...
Q35. Given: (Exhibit) What code must you insert on Line 1 to enable the code to print Hello wor...
Q36. Given the code fragment: (Exhibit) What is the result?...
Q37. Given: (Exhibit) What is the output?
Q38. Given: (Exhibit) Which is true?
Q39. Given: (Exhibit) and omitting the throws FooException clause results in a compilation erro...
Q40. Given: (Exhibit) What is the result?
Q41. Given: (Exhibit) Which two are correct? (Choose two.) (Exhibit)...
Q42. Given: (Exhibit) Which two lines inserted in line 1 will allow this code to compile? (Choo...
Q43. Given the code fragment: (Exhibit) Which "for" loop produces the same output? (Exhibit)...
Q44. Given: (Exhibit) What is the result?
Q45. Given the code fragment: (Exhibit) What is the result?...
Q46. Given: (Exhibit) What is required to make the Foo class thread safe?...
Q47. Given: (Exhibit) Which statement is equivalent to line 1?...
Q48. Given: (Exhibit) What is the result?
Q49. Given: (Exhibit) Which two statements are true if the method is added to Bar? (Choose two....
Q50. Given: (Exhibit) What is the result?
Q51. Given: (Exhibit) What is the type of the local variable x?...
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Q53. Given an application with a main module that has this module-info.java file: (Exhibit) Whi...
Q54. Given: (Exhibit) What is the result?
Q55. Given: (Exhibit) You wants to make the reduction operation parallelized. Which two modific...
Q56. Given: (Exhibit) Which two statements are valid to be written in this interface? (Choose t...
Q57. Consider this method declaration: (Exhibit) A) "SET SESSION AUTHORIZATION " + user B) "SET...
Q58. Given: (Exhibit) What is the result?
Q59. Given: (Exhibit) Which two interfaces can be used in lambda expressions? (Choose two.)...
Q60. Given: (Exhibit) You want to obtain the Filechannel object on line 1. Which code fragment ...
Q61. Given : (Exhibit) What is the correct definition of the JsonField annotation that makes th...
Q62. Given: (Exhibit) What is the result?
Q63. Given: (Exhibit) Which three classes successfully override printOne()? (Choose three.) (Ex...
Q64. Given: (Exhibit) What is the output?
Q65. Which interface in the java.util.function package can return a primitive type?...
Q66. Given: (Exhibit) Which two changes need to be made to make this class compile? (Choose two...
Q67. Given: (Exhibit) When is the readObject method called?...
Q68. Given: (Exhibit) What is the result?
Q69. Given: (Exhibit) executed using command: java Hello "Hello World" Hello World What is the ...
Q70. Given: (Exhibit) Which one is correct?
Q71. Given: (Exhibit) What is the result?
Q72. Given the code fragment: (Exhibit) What is the result?...
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Q74. Given: (Exhibit) What is the result?
Q75. Given: (Exhibit) What is required to make the Foo class thread safe?...
Q76. Given: (Exhibit) Which two methods modify field values? (Choose two.)...
Q77. Given: (Exhibit) If file "App.config" is not found, what is the result?...
Q78. Given the code fragment: (Exhibit) What change on line 1 will make this code compile?...
Q79. Given: (Exhibit) What is the result?
Q80. Given: (Exhibit) executed with this command: java Main one two three What is the output of...
Q81. Given the content: (Exhibit) What Is the result? A) (Exhibit) B) (Exhibit) C) (Exhibit) D)...
Q82. Given: (Exhibit) What is the result?
Q83. Your organization provides a cloud server to your customer to run their Java code. You are...
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Q86. Given: (Exhibit) executed using this command: java Myclass My Car is red What is the outpu...
Q87. Given the declaration: (Exhibit) Examine this code fragment: /* Loc1 */ class ProcessOrder...
Q88. Given: (Exhibit) Which three actions implement Java SE security guidelines? (Choose three....
Q89. Which code fragment added to line 1 enables the code to compile and print Hello Joe?...
Q90. Given: (Exhibit) Which two constructors will compile and set the class field strings? (Cho...
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Q92. Given: (Exhibit) What is the result?
Q93. Given: (Exhibit) Which three are correct? (Choose three.)...
Q94. Given: (Exhibit) and (Exhibit) What is the result?...
Q95. Given TripleThis.java: (Exhibit) Compiling TripleThis.java gives this compiler warning: No...
Q96. Given: (Exhibit) Which three are correct? (Choose three.)...
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Q98. Given: (Exhibit) What is the result?
Q99. Given: (Exhibit) What is the result?
Q100. Given: (Exhibit) What is the result?
Q101. Given: (Exhibit) If file "App.config" is not found, what is the result?...
Q102. Given: (Exhibit) What is the type of the local variable x?...
Q103. Given: (Exhibit) What is the result?
Q104. Given: (Exhibit) It is required that if p instanceof Pair then p.isValid() returns true. W...
Q105. Given the code fragment: (Exhibit) What is the result?...
Q106. Given: public class X { } and public final class Y extends X { } What is the result of com...
Q107. Given: (Exhibit) What is the result?
Q108. var numbers = List.of(0,1,2,3,4,5,6,7,8,9); You want to calculate the average of numbers. ...
Q109. Which code is correct?
Q110. Given: (Exhibit) Which three are true? (Choose three.)...
Q111. Given: List<String> list1 = new ArrayList<>(); list1.add("A"); list1.add("B");...
Q112. Given: (Exhibit) Which three are true? (Choose three.)...
Q113. Given: (Exhibit) Which statement on line 1 enables this code fragment to compile?...
Q114. A company has an existing Java app that includes two Java 8 jar files, sales-3.10. jar and...
Q115. Given: (Exhibit) What is the type of the local variable x?...
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Q117. Given: (Exhibit) executed with this command: java Main one two three What is the output of...
Q118. Given: (Exhibit) Which two statements are true if the method is added to Bar? (Choose two....
Q119. Given: (Exhibit) How many LocalDate objects are created in this example?...
Q120. Given: (Exhibit) What is the result?
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Q123. Given the code fragment: Which two code snippets inserted independently inside println met...
Q124. Given: (Exhibit) What is the result?
Q125. Given: (Exhibit) What is the result?
Q126. Given the code fragment: public void foo(Function<Integer, String> fun) {...} Which ...
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Q128. Given: (Exhibit) What is the result?
Q129. Given the code fragment: (Exhibit) What is the result?...
Q130. Given the code fragment: (Exhibit) What is the result?...
Q131. Given: (Exhibit) What is the output?
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Q135. Given: (Exhibit) Which is true?
Q136. Given: (Exhibit) What is the result?
Q137. Given: (Exhibit) What is the result?
Q138. Given: (Exhibit) and (Exhibit) What is the result? Joe...
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Q140. Given: (Exhibit) What is the result?
Q141. Given: (Exhibit) What is true?
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Q147. Given: Automobile.java (Exhibit) Car.java (Exhibit) What must you do so that the code prin...
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Q158. Given: (Exhibit) What is the result?
Q159. Given the code fragment: (Exhibit) What is the result?...
Q160. Given: (Exhibit) What is known about the Sportscar class?...
Q161. Given: (Exhibit) Which would cause s to be AQCD?...
Q162. Given: (Exhibit) What is the result?
Q163. A company has an existing Java app that includes two Java 8 jar files, sales-3.10. jar and...
Q164. Given: (Exhibit) Which two methods facilitate valid ways to read instance fields? (Choose ...
Q165. Given: (Exhibit) What is the type of x?
Q166. Given: (Exhibit) Which two lines can replace line 1 so that the Y class compiles? (Choose ...
Q167. Given: (Exhibit) What is the result?
Q168. Given: (Exhibit) What is the result?
Q169. Given: (Exhibit) What is the output?
Q170. Given: (Exhibit) You wants to make the reduction operation parallelized. Which two modific...
Q171. Which two statements independently compile? (Choose two.)...
Q172. Given: (Exhibit) You want the code to produce this output: John Joe Jane Which code fragme...
Q173. Given: (Exhibit) Which two lines cause compilation errors? (Choose two.)...
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Q175. Given: (Exhibit) Which two statements are valid to be written in this interface? (Choose t...
Q176. Why does this compilation fail?
Q177. Given: (Exhibit) What is known about the Sportscar class?...
Q178. Given: (Exhibit) Which expression when added at line 1 will produce the output of 1.17?...
Q179. Given: (Exhibit) What is the result?
Q180. Given the code fragment: (Exhibit) Which two statement inserted independently at line 1 en...
Q181. Given the code fragment: (Exhibit) You want to display the value of currency as $100.00. W...
Q182. Given: (Exhibit) What is the result?
Q183. A company has an existing Java app that includes two Java 8 jar files, sales-3.10. jar and...
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Q186. Given: (Exhibit) Assuming that this code compiles correctly, which three statements are tr...
Q187. Given: (Exhibit) What is the result?
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Q190. Given: (Exhibit) Which two lines inserted in line 1 will allow this code to compile? (Choo...
Q191. Given: (Exhibit) You want to calculate the average of the Player's score. Which statement ...
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Q194. Given: (Exhibit) Which two method implementations are correct, when inserted independently...
Q195. Examine these module declarations: (Exhibit) Which two statements are correct? (Choose two...
Q196. Given the code fragment: (Exhibit) What is the result?...
Q197. Given: (Exhibit) What is the result?
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Q199. Given: (Exhibit) You want to obtain the Stream object on reading the file. Which code inse...
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Q203. Given: (Exhibit) What is the result?
Q204. Given: (Exhibit) You want to examine the items list it contains an item for which the vari...
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Q208. Given: (Exhibit) What is the result?
Q209. Given: (Exhibit) Assuming that this code compiles correctly, which three statements are tr...
Q210. Given: (Exhibit) What is the result?
Q211. Given: (Exhibit) What is the result?
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Q213. Given: (Exhibit) Which is true?
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