Podcast
Questions and Answers
What is the primary purpose of an array?
What is the primary purpose of an array?
- To display a collection of items in a tabular form
- To store a collection of data of different types
- To enable the user to select items from a list
- To store a collection of variables of the same type in contiguous memory locations (correct)
How can you populate a Listbox control in a program?
How can you populate a Listbox control in a program?
- By creating a multi-dimensional array and displaying it in a tabular form
- By calling the Button1_Click() event when the user types an entry in the Textbox and presses Enter
- By using the Listview control to display a collection of items
- By inserting the actual text being typed in a Textbox and clicking a Save button (correct)
What is the key difference between a one-dimensional array and a multi-dimensional array?
What is the key difference between a one-dimensional array and a multi-dimensional array?
- One-dimensional arrays store homogeneous data, while multi-dimensional arrays store heterogeneous data
- One-dimensional arrays can only store a single value, while multi-dimensional arrays can store multiple values
- One-dimensional arrays are used to display a list of items, while multi-dimensional arrays are used to display a tabular form
- One-dimensional arrays are stored in row-major order, while multi-dimensional arrays are stored in column-major order (correct)
What is the purpose of the Listview control in a program?
What is the purpose of the Listview control in a program?
Which of the following is a common implementation of an array?
Which of the following is a common implementation of an array?
How can you improve the program to allow the user to add items to the Listbox by pressing Enter?
How can you improve the program to allow the user to add items to the Listbox by pressing Enter?
What is the purpose of the String.Substring method in C#?
What is the purpose of the String.Substring method in C#?
Which operation in string manipulation is performed by concatenation?
Which operation in string manipulation is performed by concatenation?
In programming, what does the 'Length' statement do when applied to a string?
In programming, what does the 'Length' statement do when applied to a string?
What does a one-dimensional array primarily consist of?
What does a one-dimensional array primarily consist of?
Which control is commonly used for displaying an array of items in a graphical user interface?
Which control is commonly used for displaying an array of items in a graphical user interface?
What does the 'Substring(Int32, Int32)' method do when applied to a string instance?
What does the 'Substring(Int32, Int32)' method do when applied to a string instance?
How is the string 'Testdata ' modified using the Insert method with startIndex 3 and empty value?
How is the string 'Testdata ' modified using the Insert method with startIndex 3 and empty value?
Which method is commonly used in C# to insert variables or objects into a string?
Which method is commonly used in C# to insert variables or objects into a string?
What is used as a placeholder in the string.Format method to indicate where the variable should be inserted?
What is used as a placeholder in the string.Format method to indicate where the variable should be inserted?
Which data structure is an array often considered as in programming?
Which data structure is an array often considered as in programming?
How do we commonly format strings using placeholders in C#?
How do we commonly format strings using placeholders in C#?
What is the primary benefit of using arrays in programming?
What is the primary benefit of using arrays in programming?
