题目内容

哪种项目选择方式能直接支持经营战略目标?()

A. 自上而下
B. 自下而上
C. 行业标杆
D. 内部选择

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列车在制动时受到牵引力、闸瓦与踏面的摩擦力、车轮与轨面的粘着力。

A. 正确
B. 错误

尖轨尖端与基本轨或可动心轨尖端与翼轨不靠贴大于()时,应及时修理或更换。

A. 1mm
B. 2mm
C. 0.5mm
D. 1.5mm

The answers each list a tunnel method and two consecutive IPv6 address quartets.Which answers identify a tunneling method that relies on an IPv4 address to be embedded into an IPv6 address, within the correct quartets listed?()

Automatic 6to4, quartets 2 and 3
B. Automatic 6to4, quartets 7 and 8
C. ISATAP, quartets 2 and 3
D. ISATAP, quartets 7 and 8

1.public classA{ 2.public String doit(intx,inty){ 3.return"a"; 4.} 5. 6.public String doit(int...vals){ 7.return"b"; 8.} 9.} And: 25.A a=new A(); 26.System.out.println(a.doit(4,5)); What is the result?()

A. Line 26 prints "a" to System.out.
B. Line 26 prints "b" to System.out.
C. An exception is thrown at line 26 at runtime.
D. Compilation of class A will fail due to an error in line 6.

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