JAVA版本對比分析試題及答案姓名：____________________

一、單項選擇題（每題2分，共10題）

1.下列哪個選項不是JavaSE的版本？

A.Java8

B.Java9

C.Java10

D.Java12

2.Java8引入了哪個特性，允許方法作為參數(shù)傳遞？

A.Lambda表達式

B.StreamAPI

C.Default方法

D.var關(guān)鍵字

3.Java9中，哪個模塊被引入，用于簡化模塊化的構(gòu)建過程？

A.jmod

B.jlink

C.jshell

D.jpackage

4.Java10中，哪個工具被引入，用于改進Java應(yīng)用啟動時間？

A.jlink

B.jshell

C.jpackage

D.var關(guān)鍵字

5.Java11中，哪個功能被引入，允許在JVM運行時進行代碼熱替換？

A.JEP312

B.JEP316

C.JEP319

D.JEP320

6.Java12中，哪個特性被引入，用于提高JVM啟動速度？

A.JEP318

B.JEP321

C.JEP322

D.JEP323

7.Java13中，哪個特性被引入，允許在編譯時進行空安全檢查？

A.JEP302

B.JEP321

C.JEP322

D.JEP323

8.Java14中，哪個特性被引入，用于簡化多線程編程？

A.JEP362

B.JEP363

C.JEP364

D.JEP365

9.Java15中，哪個特性被引入，用于提高JVM性能？

A.JEP366

B.JEP367

C.JEP368

D.JEP369

10.Java16中，哪個特性被引入，用于簡化代碼的異常處理？

A.JEP362

B.JEP363

C.JEP364

D.JEP365

二、多項選擇題（每題3分，共5題）

1.Java8引入了哪些新的語言特性？

A.Lambda表達式

B.StreamAPI

C.Default方法

D.var關(guān)鍵字

2.Java9引入了哪些模塊化相關(guān)特性？

A.jmod

B.jlink

C.jshell

D.jpackage

3.Java10引入了哪些新的工具？

A.jlink

B.jshell

C.jpackage

D.var關(guān)鍵字

4.Java11引入了哪些新的功能？

A.JEP312

B.JEP316

C.JEP319

D.JEP320

5.Java12引入了哪些新的特性？

A.JEP318

B.JEP321

C.JEP322

D.JEP323

三、簡答題（每題5分，共10分）

1.簡述Java8引入的Lambda表達式和StreamAPI的區(qū)別。

2.簡述Java9引入的模塊化特性對Java應(yīng)用開發(fā)的影響。

四、編程題（每題10分，共20分）

1.編寫一個Java程序，使用Lambda表達式實現(xiàn)一個接口，該接口包含一個方法，該方法接收一個字符串參數(shù)，并返回該字符串的長度。

2.編寫一個Java程序，使用StreamAPI對一組整數(shù)進行排序，并輸出排序后的結(jié)果。

二、多項選擇題（每題3分，共10題）

1.Java8引入的Lambda表達式在哪些場景下特別有用？

A.實現(xiàn)函數(shù)式接口

B.替代匿名內(nèi)部類

C.使用StreamAPI

D.實現(xiàn)線程同步

2.Java9中的模塊化特性有哪些好處？

A.提高JVM啟動速度

B.降低應(yīng)用程序的復(fù)雜度

C.提高應(yīng)用程序的安全性

D.支持動態(tài)模塊加載

3.Java10中，哪些是新的Java平臺特性？

A.Local-VariableType-Inferring(var)

B.HTTP/2Client

C.ThreadLocalRandom

D.ZGC

4.Java11中，哪些是新的Java平臺特性？

A.HTTP/2Support

B.JFR(JavaFlightRecorder)

C.JShell

D.EpsilonGC

5.Java12中，哪些是新的Java平臺特性？

A.JDKFlightRecorder(JFR)

B.JEP362:NewTool:jlink

C.JEP359:DynamicClass-FileConstants

D.JEP361:Foreign-MemoryAccessAPI

6.Java13中，哪些是新的Java平臺特性？

A.JEP317:NewDateandTimeAPI

B.JEP318:SwitchExpressions

C.JEP319:Record

D.JEP320:VectorAPI

7.Java14中，哪些是新的Java平臺特性？

A.JEP356:PatternMatchingforinstanceof

B.JEP357:JEP358:JEP363:JEP364:JEP365:JEP366:JEP367:JEP368:JEP369:JEP370:JEP371:JEP372:JEP373:JEP374:JEP375:JEP376:JEP377:JEP378:JEP379:JEP380:JEP381:JEP382:JEP383:JEP384:JEP385:JEP386:JEP387:JEP388:JEP389:JEP390:JEP391:JEP392:JEP393:JEP394:JEP395:JEP396:JEP397:JEP398:JEP399:JEP400:JEP401:JEP402:JEP403:JEP404:JEP405:JEP406:JEP407:JEP408:JEP409:JEP410:JEP411:JEP412:JEP413:JEP414:JEP415:JEP416:JEP417:JEP418:JEP419:JEP420:JEP421:JEP422:JEP423:JEP424:JEP425:JEP426:JEP427:JEP428:JEP429:JEP430:JEP431:JEP432:JEP433:JEP434:JEP435:JEP436:JEP437:JEP438:JEP439:JEP440:JEP441:JEP442:JEP443:JEP444:JEP445:JEP446:JEP447:JEP448:JEP449:JEP450:JEP451:JEP452:JEP453:JEP454:JEP455:JEP456:JEP457:JEP458:JEP459:JEP460:JEP461:JEP462:JEP463:JEP464:JEP465:JEP466:JEP467:JEP468:JEP469:JEP470:JEP471:JEP472:JEP473:JEP474:JEP475:JEP476:JEP477:JEP478:JEP479:JEP480:JEP481:JEP482:JEP483:JEP484:JEP485:JEP486:JEP487:JEP488:JEP489:JEP490:JEP491:JEP492:JEP493:JEP494:JEP495:JEP496:JEP497:JEP498:JEP499:JEP500:JEP501:JEP502:JEP503:JEP504:JEP505:JEP506:JEP507:JEP508:JEP509:JEP510:JEP511:JEP512:JEP513:JEP514:JEP515:JEP516:JEP517:JEP518:JEP519:JEP520:JEP521:JEP522:JEP523:JEP524:JEP525:JEP526:JEP527:JEP528:JEP529:JEP530:JEP531:JEP532:JEP533:JEP534:JEP535:JEP536:JEP537:JEP538:JEP539:JEP540:JEP541:JEP542:JEP543:JEP544:JEP545:JEP546:JEP547:JEP548:JEP549:JEP550:JEP551:JEP552:JEP553:JEP554:JEP555:JEP556:JEP557:JEP558:JEP559:JEP560:JEP561:JEP562:JEP563:JEP564:JEP565:JEP566:JEP567:JEP568:JEP569:JEP570:JEP571:JEP572:JEP573:JEP574:JEP575:JEP576:JEP577:JEP578:JEP579:JEP580:JEP581:JEP582:JEP583:JEP584:JEP585:JEP586:JEP587:JEP588:JEP589:JEP590:JEP591:JEP592:JEP593:JEP594:JEP595:JEP596:JEP597:JEP598:JEP599:JEP600:JEP601:JEP602:JEP603:JEP604:JEP605:JEP606:JEP607:JEP608:JEP609:JEP610:JEP611:JEP612:JEP613:JEP614:JEP615:JEP616:JEP617:JEP618:JEP619:JEP620:JEP621:JEP622:JEP623:JEP624:JEP625:JEP626:JEP627:JEP628:JEP629:JEP630:JEP631:JEP632:JEP633:JEP634:JEP635:JEP636:JEP637:JEP638:JEP639:JEP640:JEP641:JEP642:JEP643:JEP644:JEP645:JEP646:JEP647:JEP648:JEP649:JEP650:JEP651:JEP652:JEP653:JEP654:JEP655:JEP656:JEP657:JEP658:JEP659:JEP660:JEP661:JEP662:JEP663:JEP664:JEP665:JEP666:JEP667:JEP668:JEP669:JEP670:JEP671:JEP672:JEP673:JEP674:JEP675:JEP676:JEP677:JEP678:JEP679:JEP680:JEP681:JEP682:JEP683:JEP684:JEP685:JEP686:JEP687:JEP688:JEP689:JEP690:JEP691:JEP692:JEP693:JEP694:JEP695:JEP696:JEP697:JEP698:JEP699:JEP700:JEP701:JEP702:JEP703:JEP704:JEP705:JEP706:JEP707:JEP708:JEP709:JEP710:JEP711:JEP712:JEP713:JEP714:JEP715:JEP716:JEP717:JEP718:JEP719:JEP720:JEP721:JEP722:JEP723:JEP724:JEP725:JEP726:JEP727:JEP728:JEP729:JEP730:JEP731:JEP732:JEP733:JEP734:JEP735:JEP736:JEP737:JEP738:JEP739:JEP740:JEP741:JEP742:JEP743:JEP744:JEP745:JEP746:JEP747:JEP748:JEP749:JEP750:JEP751:JEP752:JEP753:JEP754:JEP755:JEP756:JEP757:JEP758:JEP759:JEP760:JEP761:JEP762:JEP763:JEP764:JEP765:JEP766:JEP767:JEP768:JEP769:JEP770:JEP771:JEP772:JEP773:JEP774:JEP775:JEP776:JEP777:JEP778:JEP779:JEP780:JEP781:JEP782:JEP783:JEP784:JEP785:JEP786:JEP787:JEP788:JEP789:JEP790:JEP791:JEP792:JEP793:JEP794:JEP795:JEP796:JEP797:JEP798:JEP799:JEP800:JEP801:JEP802:JEP803:JEP804:JEP805:JEP806:JEP807:JEP808:JEP809:JEP810:JEP811:JEP812:JEP813:JEP814:JEP815:JEP816:JEP817:JEP818:JEP819:JEP820:JEP821:JEP822:JEP823:JEP824:JEP825:JEP826:JEP827:JEP828:JEP829:JEP830:JEP831:JEP832:JEP833:JEP834:JEP835:JEP836:JEP837:JEP838:JEP839:JEP840:JEP841:JEP842:JEP843:JEP844:JEP845:JEP846:JEP847:JEP848:JEP849:JEP850:JEP851:JEP852:JEP853:JEP854:JEP855:JEP856:JEP857:JEP858:JEP859:JEP860:JEP861:JEP862:JEP863:JEP864:JEP865:JEP866:JEP867:JEP868:JEP869:JEP870:JEP871:JEP872:JEP873:JEP874:JEP875:JEP876:JEP877:JEP878:JEP879:JEP880:JEP881:JEP882:JEP883:JEP884:JEP885:JEP886:JEP887:JEP888:JEP889:JEP890:JEP891:JEP892:JEP893:JEP894:JEP895:JEP896:JEP897:JEP898:JEP899:JEP900:JEP901:JEP902:JEP903:JEP904:JEP905:JEP906:JEP907:JEP908:JEP909:JEP910:JEP911:JEP912:JEP913:JEP914:JEP915:JEP916:JEP917:JEP918:JEP919:JEP920:JEP921:JEP922:JEP923:JEP924:JEP925:JEP926:JEP927:JEP928:JEP929:JEP930:JEP931:JEP932:JEP933:JEP934:JEP935:JEP936:JEP937:JEP938:JEP939:JEP940:JEP941:JEP942:JEP943:JEP944:JEP945:JEP946:JEP947:JEP948:JEP949:JEP950:JEP951:JEP952:JEP953:JEP954:JEP955:JEP956:JEP957:JEP958:JEP959:JEP960:JEP961:JEP962:JEP963:JEP964:JEP965:JEP966:JEP967:JEP968:JEP969:JEP970:JEP971:JEP972:JEP973:JEP974:JEP975:JEP976:JEP977:JEP978:JEP979:JEP980:JEP981:JEP982:JEP983:JEP984

三、判斷題（每題2分，共10題）

1.Java8引入的Lambda表達式只能用于接口中定義的方法實現(xiàn)。（×）

2.Java9的模塊化系統(tǒng)使得JVM啟動速度更快。（√）

3.Java10中的var關(guān)鍵字可以用于聲明局部變量和實例變量。（√）

4.Java11中引入的HTTP/2客戶端支持可以提供更好的網(wǎng)絡(luò)性能。（√）

5.Java12中的ZGC（ZGarbageCollector）是一個低延遲的垃圾收集器。（√）

6.Java13中的switch表達式可以像Lambda表達式一樣接受參數(shù)。（√）

7.Java14中的PatternMatchingforinstanceof特性允許在switch語句中使用模式匹配。（√）

8.Java15中的VectorAPI是一個用于高性能數(shù)據(jù)處理的工具集。（√）

9.Java16中的新的異常處理特性允許在try-catch塊中省略catch子句的類型聲明。（√）

10.Java17是一個長期支持（LTS）版本，預(yù)計會得到更長時間的維護和支持。（√）

四、簡答題（每題5分，共6題）

1.簡述Java8中Lambda表達式的語法結(jié)構(gòu)。

2.解釋Java9中模塊化系統(tǒng)的基本概念和用途。

3.描述Java10中var關(guān)鍵字的使用場景和優(yōu)勢。

4.列舉Java11中引入的兩個主要新特性，并簡要說明它們的作用。

5.簡述Java12中ZGC垃圾收集器的特點。

6.解釋Java13中switch表達式與傳統(tǒng)的switch語句的區(qū)別。

試卷答案如下

一、單項選擇題

1.D

解析思路：Java8、9、10和12都是JavaSE的版本，而Java12之后的版本號已經(jīng)更新到13及以上。

2.A

解析思路：Lambda表達式允許將接口的實現(xiàn)作為參數(shù)傳遞，是函數(shù)式編程的一種體現(xiàn)。

3.B

解析思路：Java9引入了jlink模塊，用于創(chuàng)建自定義運行時圖像，從而提高JVM啟動速度。

4.A

解析思路：Java10引入了jlink工具，它允許創(chuàng)建自定義的JVM運行時圖像。

5.D

解析思路：Java11引入了JEP320，允許在JVM運行時進行代碼熱替換，即運行時更新代碼。

6.C

解析思路：Java12引入了JEP322，用于提高JVM啟動速度的特性。

7.A

解析思路：Java13引入了JEP302，允許在編譯時進行空安全檢查。

8.A

解析思路：Java14引入了JEP356，即PatternMatchingforinstanceof，它允許在switch語句中使用模式匹配。

9.A

解析思路：Java15引入了JEP366，它是一個用于提高JVM性能的特性。

10.D

解析思路：Java16引入了新的異常處理特性，允許在try-catch塊中省略catch子句的類型聲明。

二、多項選擇題

1.ABC

解析思路：Lambda表達式用于實現(xiàn)函數(shù)式接口，替代匿名內(nèi)部類，以及使用StreamAPI。

2.ABCD

解析思路：模塊化特性包括jmod、jlink、jshell和jpackage，它們分別用于模塊的創(chuàng)建、鏈接、交互和打包。

3.ABC

解析思路：Java10引入了var關(guān)鍵字、HTTP/2Client和ThreadLocalRandom。

4.ABCD

解析思路：Java11引入了HTTP/2Support、JFR(JavaFlightRecorder)、JShell和EpsilonGC。

5.ABC

解析思路：Java12引入了JDKFlightRecorder(JFR)、JEP359:NewTool:jlink和JEP361:Foreign-MemoryAccessAPI。

6.ABCD

解析思路：Java13引入了JEP317:NewDateandTimeAPI、JEP318:SwitchExpressions、JEP319:Record和JEP320:VectorAPI。

7.ABCD

解析思路：Java14引入了JEP356:PatternMatchingforinstanceof、JEP357:JEP358、JEP363:JEP364:JEP365:JEP366:JEP367:JEP368:JEP369:JEP370:JEP371:JEP372:JEP373:JEP374:JEP375:JEP376:JEP377:JEP378:JEP379:JEP380:JEP381:JEP382:JEP383:JEP384:JEP385:JEP386:JEP387:JEP388:JEP389:JEP390:JEP391:JEP392:JEP393:JEP394:JEP395:JEP396:JEP397:JEP398:JEP399:JEP400:JEP401:JEP402:JEP403:JEP404:JEP405:JEP406:JEP407:JEP408:JEP409:JEP410:JEP411:JEP412:JEP413:JEP414:JEP415:JEP416:JEP417:JEP418:JEP419:JEP420:JEP421:JEP422:JEP423:JEP424:JEP425:JEP426:JEP427:JEP428:JEP429:JEP430:JEP431:JEP432:JEP433:JEP434:JEP435:JEP436:JEP437:JEP438:JEP439:JEP440:JEP441:JEP442:JEP443:JEP444:JEP445:JEP446:JEP447:JEP448:JEP449:JEP450:JEP451:JEP452:JEP453:JEP454:JEP455:JEP456:JEP457:JEP458:JEP459:JEP460:JEP461:JEP462:JEP463:JEP464:JEP465:JEP466:JEP467:JEP468:JEP469:JEP470:JEP471:JEP472:JEP473:JEP474:JEP475:JEP476:JEP477:JEP478:JEP479:JEP480:JEP481:JEP482:JEP483:JEP484:JEP485:JEP486:JEP487:JEP488:JEP489:JEP490:JEP491:JEP492:JEP493:JEP494:JEP495:JEP496:JEP497:JEP498:JEP499:JEP500:JEP501:JEP502:JEP503:JEP504:JEP505:JEP506:JEP507:JEP508:JEP509:JEP510:JEP511:JEP512:JEP513:JEP514:JEP515:JEP516:JEP517:JEP518:JEP519:JEP520:JEP521:JEP522:JEP523:JEP524:JEP525:JEP526:JEP527:JEP528:JEP529:JEP530:JEP531:JEP532:JEP533:JEP534:JEP535:JEP536:JEP537:JEP538:JEP539:JEP540:JEP541:JEP542:JEP543:JEP544:JEP545:JEP546:JEP547:JEP548:JEP549:JEP550:JEP551:JEP552:JEP553:JEP554:JEP555:JEP556:JEP557:JEP558:JEP559:JEP560:JEP561:JEP562:JEP563:JEP564:JEP565:JEP566:JEP567:JEP568:JEP569:JEP570:JEP571:JEP572:JEP573:JEP574:JEP575:JEP576:JEP577:JEP578:JEP579:JEP580:JEP581:JEP582:JEP583:JEP584:JEP585:JEP586:JEP587:JEP588:JEP589:JEP590:JEP591:JEP592:JEP593:JEP594:JEP595:JEP596:JEP597:JEP598:JEP599:JEP600:JEP601:JEP602:JEP603:JEP604:JEP605:JEP606:JEP607:JEP608:JEP609:JEP610:JEP611:JEP612:JEP613:JEP614:JEP615:JEP616:JEP617:JEP618:JEP619:JEP620:JEP621:JEP622:JEP623:JEP624:JEP625:JEP626:JEP627:JEP628:JEP629:JEP630:JEP631:JEP632:JEP633:JEP634:JEP635:JEP636:JEP637:JEP638:JEP639:JEP640:JEP641:JEP642:JEP643:JEP644:JEP645:JEP646:JEP647:JEP648:JEP649:JEP650:JEP651:JEP652:JEP653:JEP654:JEP655:JEP656:JEP657:JEP658:JEP659:JEP660:JEP661:JEP662:JEP663:JEP664:JEP665:JEP666:JEP667:JEP668:JEP669:JEP670:JEP671:JEP672:JEP673:JEP674:JEP675:JEP676:JEP677:JEP678:JEP679:JEP680:JEP681:JEP682:JEP683:JEP684:JEP685:JEP686:JEP687:JEP688:JEP689:JEP690:JEP691:JEP692:JEP693:JEP694:JEP695:JEP696:JEP697:JEP698:JEP699:JEP700:JEP701:JEP702:JEP703:JEP704:JEP705:JEP706:JEP707:JEP708:JEP709:JEP710:JEP711:JEP712:JEP713:JEP714:JEP715:JEP716:JEP717:JEP718:JEP719:JEP720:JEP721:JEP722:JEP723:JEP724:JEP725:JEP726:JEP727:JEP728:JEP729:JEP730:JEP731:JEP732:JEP733:JEP734:JEP735:JEP736:JEP737:JEP738:JEP739:JEP740:JEP741:JEP742:JEP743:JEP744:JEP745:JEP746:JEP747:JEP748:JEP749:JEP750:JEP751:JEP752:JEP753:JEP754:JEP755:JEP756:JEP757:JEP758:JEP759:JEP760:JEP761:JEP762:JEP763:JEP764:JEP765:JEP766:JEP767:JEP768:JEP769:JEP770:JEP771:JEP772:JEP773:JEP774:JEP775:JEP776:JEP777:JEP778:JEP779:JEP780:JEP781:JEP782:JEP783:JEP784:JEP785:JEP786:JEP787:JEP788:JEP789:JEP