Given: What is the result?()
A. The value "4" is printed at the command line.
B. Compilation fails because of an error in line 5.
Compilation fails because of an error in line 9.
D. A NullPointerException occurs at runtime.
E. A NumberFormatException occurs at runtime.
F. An IllegalStateException occurs at runtime.
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对企事业而言,呼叫中心作用体现在()。
A. 提高服务质量,让顾客满意;
B. 降低成本,通过呼叫中心可增加企业直销,降低中间周转;
C. 宣传并改善企业形象,扩大企业影响;
D. 可以从客户服务中心收集到大量信息和数据的分析,为企业在发展和决策提供依据;
Which two, independently, will allow Sub to compile?()
A. Change line 2 to:public int a;
B. Change line 2 to:protected int a;
Change line 13 to:public Sub(){this(5);}
D. Change line 13 to:public Sub(){super(5);}
E. Change line 13 to:public Sub(){super(a);}
Which two characteristics apply to a CAS T1 interface?()
A. signaling travels in-band
B. up to 24 voice channels
C. up to 32 voice channels
D. signaling travels in time slot 17
E. uses
F. 931 signaling protocol in a common channel
Which three table transformations can be done using online redefinition of tables?()
A
B
C
D
E