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Trắc Nghiệm C Sharp - Bài 24

1-	Which of the following statement fragments convert the value of a scroll bar to a string? Assume that the scro;; bar is named hsbCurrent
	A -	hsbCurrent.String()
	B -	hsbCurrent.Value.ToString()
	C -	None of the other answers
	D -	hsbCurrent.Value.String()
2-	Which statement is not correct?
	A -	CheckBoxes are used to represent a set of mutually exclusive options
	B -	Button presses generate events
	C -	All Forms, components and controls are classes
	D -	A Form is a container
3-	Which of the following statements apply to the DateTimePicker control?
	A -	The Change event occurs when the user changes the value
	B -	The user can select a starting date and an ending date in the same control instance
	C -	The Value property contains the selected date formatted as a String
	D -	You can align text by setting the Alignment property
4-	Which is the first level of compilation in the .NET languages?
	A -	IL
	B -	Common Intermediate Language
	C -	Platform-specific code
	D -	CLR
5-	Which of the following is a legal loop construction?
	A -	int j=0; do{ Console.WriteLine("Value of i is{0}",,j); if(j= =3){continue loop;} }while(j<10);
	B -	int i=3; while(i){ Consle.WriteLine("Value of I is{0},i); }
	C -	int j=0; for(int k=0; j+k!=10; j++, k++) { Console.WriteLine("j={0} k={1}", j, k);
	D -	while(int i<7) { i++; Console.WriteLine("Value of I is{0},i); }
6-	Which of the following is not valid cariable in C#?
	A -	_Class
	B -	class
	C -	@class
	D -	Class
7-	Which statement is not correct?
	A -	The ListBox control allows only single selection
	B -	A TabPage can act as a container for RadioButtons
	C -	Menu items can display Comboboxes, checkmarks and access shortcuts
	D -	A ComboBox control typically has a drop-down list
8-	Which of the following is a correct statement to declare the class "MyClass"?
	A -	Class myclass
	B -	class My class
	C -	Class MyClass
	D -	class MyClass
9-	Which of the following are value types?
	A -	int
	B -	String
	C -	Struct
	D -	Interface
10-	Which of the following will execute without errors at compile time?
	A -	class Object{ public static Main(){} }
	B -	class Object{ static void Main(){} }
	C -	class Object{ static void main(){} }
	D -	Class Object{ static void Main(){} }

[Người đăng: Thành Lãm - ST]

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