LGPԇĹPԇ}Ŀ

rg2020-10-19 15:42:44 Pԇ}Ŀ ҪͶ

LGPԇĹPԇ}Ŀ

1. C# property c attributeą^eʲô̎@NCƵĺ̎?

LGPԇĹPԇ}Ŀ

attribute:ԶxԵĻ;property :еČ

2. 62-63=1 ʽՈƄһ(ƄӜp̖͵̖)ʹõʽƄ?

:62Ƅӳ26η

3.C#ɷ񌦃ȴMֱӵIJ?

.net.net(GC)˳T ^C#ֱӌFFinalize{ûFinalize()

4.ADONETADOҪʲôM?

1:ado.netهole dbṩ,ʹ.netйṩij,2:ʹcom3:֧քӑBΘ˺ͷ 4:,Ԕ_connectionǰ 5:DQ 6:xml֧

5.һASPNETؼ

𣺳ʼ dҕDB ̎ذl d lͻذl֪ͨ ̎ذl¼AʬF B ʬF ̎ жd

6.Anonymous Inner Class (Ȳ) Ƿextends(^)Ƿimplements(F)inte[^V]ce(ӿ)?

𣺲ԌFӿ

7.Static Nested Class Inner ClassIJͬfԽԽ

Static Nested ClassDZ•oB(static)ăȲԲهⲿͨăȲҪⲿ܌

8.&&&ą^e

&λ\ʾλc\&&߉݋\ʾ߉݋c(and).

9.HashMapHashtableą^e

HashMapHashtablepF(Ǿ̰ȫČF)MapӿҪ^eHashMapS(null)Iֵ(key),ڷǾ̰ȫЧϿܸHashtable.

10.OverloadedķǷԸ׃ֵ?

OverloadedķǿԸ׃ֵ

11.errorexceptionʲô^e?

error ʾ֏ͲDzܵyrµһN؆}fȴָ̎@ӵrexception ʾһNOӋ򌍬F}Ҳfʾ\IJlr

12.XASP.NET 2.0(VS2005)ǰʹõ_l(.Net 1.0)ʲôą^e?ǰƽ_ʹõЩ_l˼(pattern /architecture)ֲASP.NET 2.0 (ѽǶASP.NET 2.0)

1 ASP.NET 2.0 һЩaM˷b,1.0ͬܜp˺ܶa.2 ͬrִ֧axǶ˴aɷNģʽ,ǰ1.0汾,.NETʾֻڷxĴaļ,o Ƕ˴a@Îʾ,3 aOӋГQĕr,2.0ֹ֧˶λ.@ұ^ϲg4 ڽ,ķ.Update,Delete,ȲԿҕ,˳W5 ASP.NET40µĿؼ,p˹

13.dcw`^e?

1ĸw͸֮gPϵǴֱPϵ;dͬһз֮gPϵˮƽPϵ2wֻһֻһaPϵ;dǶ֮gPϵ3wҪ󅢔бͬ;dҪ󅢔бͬ4wPϵ{ǂwǸ(󌦑惦g)Q;dPϵǸ{ ÕrČc΅x񷽷w

14.һC#ČF^ǷֻܸM?

𣺲

15.C#string str = null c string str = " " ՈMʹֻDfеą^e

nullǛ]пgõ;" " ǿg0ַ;

16.abstract classinte[^V]ceʲô^e?

•ĴڶȥF(abstract class)ҪһwFijЩОԓ•ԓЌFԓr܄abstract ČȻԄһ׃һ׌ָwһг캯oBAbstract ег󷽷ṩFtҲdzȡ֮ЌFԓ֪ОЌF@Щӿ(inte[^V]ce)dz׃wڽӿзdz^Կͨ^F@ӵĽӿڶ@ӿезdz]һгwӿֻԶxstatic finalɆT׃ӿڵČFcԓF܏Ľӿڶx^ОFӿڕrx(wo)@NӿڵķȻڌFԓӿڵκΌ{ýӿڵķгSʹýӿ׃ͨĄӑB“ЧÿDQӿͻĽӿDQinstanceof \ÁQijǷ񌍬F˽ӿ

17.˾Ҫ_lһ^System.Windows.Forms.ListViewĽMҪ_µ⹦ܣcListView^rܰcеÿֵMҕDе (ķʽDataGrid)֪RՈҪՄһ˼·

𣺸c^,ԓеIDȡ,ԓID,ڽoListView

18.ʲôWSE?Ŀǰµİ汾Ƕ?

WSE (Web Service Extension) ṩµWEBհȫCĿǰ°汾2.0

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