If array is of String type all values are _________ by default.

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Question:
 If array is of String type all values are _________ by default.

1.null

2. Null

3. 0

4.Nothing

More MCQS Questions and answers

  1. Data in an array can be distinguished using _______ number.
  2. If array is of String type all values are _________ by default.
  3. In the following code, the body of If will execute if strFirst contains? If strFirst.ToUpper Like "T[OI]M" Then
  4. In the following code, the body of If will execute if txtState.Text contains? If txtState.Text Like "K*" Then
  5. In the following code, the while loop will execute if strId would have been ______ Do While strId Like "###*"
  6. The intSales array is declared as follows: Dim intSales() As Integer = {10000, 12000, 900, 500, 20000}. The statement intSales(3) = intSales(3) + 10 will .
  7. The _______ method pads the string on left, that is, it inserts the padded characters at the beginning of string.
  8. The ________ argument in syntax of Contains method represents the sequence of arguments you are searching.
  9. Which of the following declares a five-element one-dimensional array?
  10. A simple variable, also called as a ________ variable, is one that is unrelated to any other variable in memory.
  11. Each menu element is considered as _______
  12. Each menu item should have an _______ that is unique within its menu.
  13. Each menu title should have an unique __________
  14. Each of the options on the submenu are referred to as ________
  15. If the padCharacter is omitted from the syntax of the padLeft or PadRight, the default is ______
  16. In the following code, the body of If will execute if strFirst contains? If strFirst.ToUpper Like "B?LL" Then
  17. The act of initializing array is also called as _______
  18. The Contains Method returns ______________ value.
  19. The Indexof method returns _________ value.
  20. The intNums array is declared as follows: Dim intNums() As Integer = {10, 5, 7, 2}. Which of the following blocks of code correctly calculates the average value stored in the array? The intTotal, intSub, and dblAvg variables contain the number 0 before the loops are processed.
  21. The intSales array is declared as follows: Dim intSales() As Integer = {10000, 12000, 900, 500, 20000}. Which of the following If clauses determines whether the intSub variable contains a valid subscript for the array?
  22. The intSales array is declared as follows: Dim intSales() As Integer = {10000, 12000, 900, 500, 20000}. Which of the following loops will correctly add 100 to each array element? The intSub variable contains the number 0 before the loops are processed.
  23. The Like operator returns _______________ value.
  24. The list of items displayed by menu title are known as _______
  25. The programmer use _______ property to refer to menu element in code.
  26. The strItems array is declared as follows: Dim strItems(20) As String. The intSub variable keeps track of the array subscripts and is initialized to 0. Which of the following Do clauses will process the loop instructions for each element in the array?
  27. The ______ in a pattern represents one character only.
  28. The ______ in a pattern represents zero or more characters.
  29. The _______ in a pattern represents a single digit.
  30. The _______ operator allows you to use pattern matching characters to determine whether one String is equal to another String.
  31. The ____________ indicates the purpose of the menu element.
  32. To determine whether a string has specific sequence of characters, use _________
  33. Using array in a program is efficient because ________
  34. What is the result of the following statements? Dim strCities() As String = {"Bombay", "Chennai", "Ladakh", "Tamil Nadu"} strCities(2)=”Kolkata”
  35. What is the value of len in the following Visual Basic code? Dim strCities() As String = {"Bombay", "Chennai", "Ladakh", "Tamil Nadu"} Dim len As Integer len = strCities.Length()
  36. What is wrong with the following statement? Dim strCities As String = {"Bombay", "Chennai", "Ladakh", "Tamil Nadu"}
  37. What output will be returned if the following Visual Basic code is executed? strCityState = "Nashville, TN" blnIsContained = strCityState.Contains("TN")
  38. What output will be returned if the following Visual Basic code is executed? strCityState = "Nashville, TN" intCharIndex = strCityState.IndexOf("TN")
  39. What output will be returned if the following Visual Basic code is executed? strCityState = "Nashville, TN" intCharIndex = strCityState.IndexOf("Tn")
  40. What will be assigned to the dblAvg variable after the code has been executed? Do While intSub < 4 intTotal = intTotal + intNums(intSub) intSub = intSub + 1 Loop dblAvg = intTotal / (intSub − 1) Dim intNums() As Integer = {10, 5, 7, 2}. The intTotal, intSub, and dblAvg variables contain the number 0 before the loops are processed.
  41. What will be assigned to the dblAvg variable after the code has been executed? Do While intSub < 4 intTotal = intTotal + intNums(intSub) intSub = intSub + 1 Loop dblAvg = intTotal / intSub Dim intNums() As Integer = {10, 5, 7, 2}. The intTotal, intSub, and dblAvg variables contain the number 0 before the loops are processed.
  42. What will be assigned to the dblAvg variable after the code has been executed? Do While intSub < 4 intTotal = intTotal + intNums(intSub) intSub = intSub + 1 Loop dblAvg = intTotal / intSub – 1 Dim intNums() As Integer = {10, 5, 7, 2}. The intTotal, intSub, and dblAvg variables contain the number 0 before the loops are processed.
  43. What will be assigned to the dblAvg variable after the code has been executed? Do While intSub < 4 intNums(intSub) = intTotal + intTotal intSub = intSub + 1 Loop dblAvg = intTotal / intSub Dim intNums() As Integer = {10, 5, 7, 2}. The intTotal, intSub, and dblAvg variables contain the number 0 before the loops are processed.
  44. When you group together related variables, the group is referred to as _________
  45. Which of the following expressions evaluates to True when the strPart variable contains the string “123X45”?
  46. You use _______ to include one or more menus on a Windows form.
  47. ______ capitalization is used for menu item captions.
  48. ______ method is used for accessing any number of characters in a String.
  49. _______ argument in the Substring syntax specifies number of characters you want to access.
  50. ________ is used to visually group together related items on a menu or submenu.
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