下面这段代码的运行结果是()。 DimMyStringBuilderAsNewStringBuilder("HelloWorld!") MyStringBuilder.Remove(5,7) Console.WriteLine(MyStringBuilder)
A. "Hello_"
B. "Hello"
C. "_World!"
D. "World!"
查看答案
What is the result?()
A. true,true
B. false,true
C. true,false
D. false,false
E. Compilation fails.
F. An exception is thrown at runtime.
关于精神病学的学科地位,以下哪种说法正确()
A. 是生物医学的分枝学科
B. 是行为医学的分枝学科
C. 是社会科学的分枝学科
D. 是临床医学的分枝学科
E. 是全科医学的分枝学科
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 runtime.
D. Compilation of class A will fail due to an error in line 6.
What statement is true?()
A. The code will compile without changes.
B. The code will compile if public Tree(){Plant();} is added to the Tree class.
C. The code will compile if public Plant(){Tree();} is added to the Plant class.
D. The code will compile if public Plant(){this("fern");} is added to the Plant class.
E. The code will compile if public Plant(){Plant("fern");} is added to the Plant class.