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rg2020-10-19 15:42:44 Pԇ}Ŀ ҪͶ

LGPԇĹPԇ}Ŀ

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

LGPԇĹPԇ}Ŀ

attribute:ԶxԵĻ;property :еČ

2. 62-63=1 ʽՈƄһ(sh)(ƄӜp̖͵̖)ʹõʽƄ?

:62Ƅӳ26η

3.C#ɷ񌦃(ni)M(jn)ֱӵIJ?

.net£.net(GC)˳T ^C#ֱӌF(xin)Finalize(gu)(sh){(dio)ûFinalize()

4.ADONETADOҪʲôM(jn)?

1:ado.netهole dbṩ,ʹ.netйṩij,2:ʹcom3:֧քӑB(ti)Θ(bio)ͷ(w) 4:,Ԕ_connection(dng)ǰ(sh)(j) 5:D(zhun)Q 6:xml֧

5.һASPNET(w)ؼ

𣺳ʼ dҕDB(ti) ̎ذl(f)(sh)(j) d l(f)ͻذl(f)֪ͨ ̎ذl(f)¼A(y)ʬF(xin) B(ti) ʬF(xin) ̎ жd

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

𣺲ԌF(xin)ӿ

7.Static Nested Class Inner ClassIJͬfԽԽ

Static Nested ClassDZ•oB(ti)(static)ă(ni)Բهⲿͨă(ni)Ҫⲿ܌

8.&&&ą^(q)e

&λ\ʾλc\&&߉݋\ʾ߉݋c(and).

9.HashMapHashtableą^(q)e

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

10.OverloadedķǷԸ׃ֵ?

OverloadedķǿԸ׃ֵ

11.errorexceptionʲô^(q)e?

error ʾ֏(f)DzܵyrµһN(yn)؆}f(ni)ָ̎@ӵrexception ʾһNO(sh)Ӌ?q)F(xin)}Ҳfʾ\IJl(f)r

12.XASP.NET 2.0(VS2005)ǰʹõ_l(f)(.Net 1.0)ʲôą^(q)e?ǰƽ_ʹõЩ_l(f)˼(pattern /architecture)ֲASP.NET 2.0 (ѽ(jng)(ni)ǶASP.NET 2.0)

1 ASP.NET 2.0 һЩaM(jn)˷b,1.0ͬܜp˺ܶa.2 ͬrִ֧axǶ(w)˴aɷNģʽ,ǰ1.0汾,.NETʾֻڷxĴaļ,o Ƕ(w)˴a@Îʾ,3 aO(sh)ӋГQĕr,2.0ֹ֧(bio)λ.@ұ^ϲg4 ڽ(sh)(j),ķ.Update,Delete,ȲԿҕ,˳W(xu)5 ASP.NET40µĿؼ,p˹

13.dcw`^(q)e?

1ĸw͸֮gP(gun)ϵǴֱP(gun)ϵ;dͬһз֮gP(gun)ϵˮƽP(gun)ϵ2wֻһֻһa(chn)P(gun)ϵ;dǶ֮gP(gun)ϵ3wҪ󅢔(sh)бͬ;dҪ󅢔(sh)бͬ4wP(gun)ϵУ{(dio)ǂwǸ(j)(󌦑(yng)惦g)Q;dP(gun)ϵǸ(j){(dio) ÕrČc΅x񷽷w

14.һC#ČF(xin)^Ƿֻܸ(j)(sh)M(jn)?

𣺲͡

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

nullǛ]пgõ;" " ǿg0ַ;

16.abstract classinte[^V]ceʲô^(q)e?

•ĴڶȥF(xin)(abstract class)Ҫ(chung)һwF(xin)ijЩОԓ•ԓЌF(xin)ԓr܄(chung)abstract ČȻԄ(chung)һ׃һ׌ָwһг(gu)캯(sh)oB(ti)Abstract ег󷽷ṩF(xin)tҲdz顣ȡ֮ЌF(xin)ԓ֪ОЌF(xin)@Щӿ(inte[^V]ce)dz׃wڽӿзdz^Կͨ^F(xin)@ӵĽӿڶ@áӿезdz]һгwӿֻԶxstatic finalɆT׃ӿڵČF(xin)cԓF(xin)܏Ľӿڶx^О顣(dng)F(xin)ӿڕrx(wo)@NӿڵķȻڌF(xin)ԓӿڵκΌ{(dio)ýӿڵķгSʹýӿ׃ͨ͡ĄӑB(ti)“(lin)ЧÿD(zhun)QӿͻĽӿD(zhun)Qinstanceof \ÁQijǷ񌍬F(xin)˽ӿڡ

17.˾Ҫ_l(f)һ^System.Windows.Forms.ListViewĽMҪ_(d)µ⹦ܣcListView^rܰcеÿֵM(jn)ҕDе (ķʽDataGrid)(j)֪RՈҪՄһ˼·

𣺸(j)c^,ԓеIDȡ,ԓID,ڽoListView

18.ʲôWSE?Ŀǰµİ汾Ƕ?

WSE (Web Service Extension) ṩµWEB(w)ȫCĿǰ°汾2.0

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