在MySQL中，查看已经存在数据库的基本语法格式是DATABASES；。A.SHOW

有如下类的定义。class A{ public void show() { show2(); } public void show2() { System.out.print("我"); }}class B extends A{ public void show2(){ System.out.print("爱"); }}class C extends B{ public void show() { super.show(); } public void show2() { System.out.print("你"); }}public class Test4 { public static void main(String[] args) { A a=new B(); a.show(); B b=new C(); b.show(); }} A: 我爱你 B: 爱你 C: 我爱 D: 我你

程序的运行结果是（ ）[img=171x422]17d6045d3a8d17f.png[/img] A: B1::show();B1::show();B1::show(); B: B1::show();B2::show();D::show(); C: B1::show();B2::show();B2::show() D: B1::show();B2::show();B1::show();

炫耀；卖弄 A: show up B: show in C: show on D: show off

输入哪条命令可以看到以下信息______ LS DataBase Type :Router Ls id :10.1.2.2 A: Ady rtr :1050 B: Len :72 C: Seq# :80000008 D: Cksum (DC) Area Border Router E: Link count 4 F: Link id :192.168.2.1 G: Data :255.255.255.255 H: Metric:1562 I: Link id :10.1.2.2 J: Data :10.1.3.1 K: Type :Router L: Metric :1562 M: Link id :10.1.3.2 N: Data :255.255.255.255 O: Type :StubNet P: Metric :1562 A．show ip route Q: show ip ospf isa R: show ip ospf database S: show ip ospf interface

【单选题】通过下列 ______ 命令可以查看路由器 flash 的剩余空间。 A. show flash B. show version C. show run D. show startup A. show flash B. show version C. show  run D. show startup

【单选题】下列定义函数show()语法正确的是( )。 A: function show( ){} B: function: show( ) {} C: function=show( ){} D: Show( ){}

16. It is a bad manner for you to ( ) your possessions. A: show up B: show in C: show off D: show out

“显示历史记录”的命令是 A: Show history B: show running-config C: Show startup-config D: show version

Which command shows system hardware and software version information？（） A: show configuration B: show environment C: show inventory D: show platform E: show versio