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แบบทดสอบความรู้ Visual Basic ในชุด 30 ข้อ ปรับปรุง : 2553-11-25 (ปรับการแสดงผล) 1. Three-letter mnemonic for a ComboBox [vb027] cb cbo cbb cbx ผิดทุกตัวเลือก 2. Why are three-letter mnemonics used when naming controls [vb049] To confuse the programmer To identify the type of control To make the program run faster To reduce the amount of memory required for the program ผิดทุกตัวเลือก 3. What is a VB [vb022] Visual Basic Virtual Basic Visual Begin Virtual Begin ผิดทุกตัวเลือก 4. Specifies an array with 4 elements [vb044] Dim num() As Integer Dim num(5) As Integer Dim num(4) As Integer Dim num(3) As Integer ผิดทุกตัวเลือก 5. What does a pre-condition loop do [vb017] Perform the test at the start of the loop Perform the test at the end of the loop Loop a predetermined number of times Count backwards ผิดทุกตัวเลือก 6. Constant declarations is correct [vb039] Dim Constant num As Integer Dim Constant num As Integer = 64 Dim num As Constant Integer = 64 Const num As Integer = 64 ผิดทุกตัวเลือก 7. The SelStart Property of a TextBox is used to [vb012] Identify the start of the Text There is no such Property Identify the start of highlighted text Identify the color ผิดทุกตัวเลือก 8. What will Hex(100) return [vb034] 75 100 64 128 ผิดทุกตัวเลือก 9. Me.Circle (1000, 2000), 300 [vb007] The X position for the center of the circle is 1000 The X position for the left of the circle is 1000 The X position for the center of the circle is 2000 The X position for the left of the circle is 2000 ผิดทุกตัวเลือก 10. Three-letter mnemonic for a Timer [vb029] tim tme timer tmr ผิดทุกตัวเลือก 11. How does a function get a return value [vb002] By assigning an expression to the function name By assigning an expression to the Return keyword By assigning an expression to the Function keyword Functions cannot return values ผิดทุกตัวเลือก 12. What is the name of the system variable that keeps track of the Y position of a graphical object [vb024] Y ThisY CurrentY YValue ผิดทุกตัวเลือก 13. SQL statement for updating a record [vb046] UPDATE saleman SET s_dob = #20/01/2547# WHERE s_enrolNumber = 47 UPDATE saleman WITH s_dob = #20/01/2547# WHERE s_enrolNumber = 47 UPDATE saleman s_dob = #20/01/2547# WHERE s_enrolNumber = 47 UPDATE s_dob = #20/01/2547# to s_enrolNumber = 47 ผิดทุกตัวเลือก 14. What does the Step keyword used with the For/Next Loop do [vb019] Allows the loop to be missed if the condition is True Increments values according to the Step value Syntax error The Step keyword is illegal with counted loops ผิดทุกตัวเลือก 15. Defines the graphical height of a graphics object [vb041] GraphHeight GraphicalHeight Height ScaleHeight ผิดทุกตัวเลือก 16. The User Defined Format expression "mm" is used to [vb014] Format the minutes of a Date Expression with a leading zero Format the month of a Date Expression with a leading zero Convert strings to lowercase Convert strings to uppercase ผิดทุกตัวเลือก 17. Which control allows you to create a TCP/IP session [vb036] Internet Transfer Control Winsock WebBrowser ODBC ผิดทุกตัวเลือก 18. msg = "Love"&"Thailand" [vb009] Produces a syntax error Assigns LoveThailand to msg Assigns Love&Thailand to msg Assigns Love Thailand to msg ผิดทุกตัวเลือก 19. Three-letter mnemonic for a Label [vb031] lb ll lbl lab ผิดทุกตัวเลือก 20. If x < 10 Or > 20 Then [vb004] The above statement is True for values of x in the range 10 to 20 The above statement is True for values of x outside the range 10 to 20 The above statement can never be True The above statement is a syntax error ผิดทุกตัวเลือก 21. Three-letter mnemonic for a CommandButton [vb026] cmd com command cnd ผิดทุกตัวเลือก 22. Which Property should be set for every control [vb048] Caption Text Interval Name ผิดทุกตัวเลือก 23. What is an FSO [vb021] Full System Output Fat Sound Object File System Object Fullsize Slider Object ผิดทุกตัวเลือก 24. Properties cannot be set at run-time [vb043] Height Width Name Top ผิดทุกตัวเลือก 25. What does a post-condition loop do [vb016] Perform the test at the start of the loop Perform the test at the end of the loop Loop a predetermined number of times count backwards ผิดทุกตัวเลือก 26. Best describes a Counted loop [vb038] A loop that performs the test at the start A loop that performs the test at the end A loop that iterates a predetermined number of times A loop that counts backwards ผิดทุกตัวเลือก 27. Right("Love Thailand",3) [vb011] Returns "Lov" Returns "Tha" Returns "and" Returns "LTd" ผิดทุกตัวเลือก 28. What keyword is placed before a parameter to a function, to ensure it is read-only [vb033] ByValue ByReference ByVal ByRef ผิดทุกตัวเลือก 29. LCase("Love Education") [vb006] Returns "love education" Returns "Love Education" Returns "LOVE EDUCATION" Returns "LOVE education" ผิดทุกตัวเลือก 30. Three-letter mnemonic for a ListBox [vb028] box lbx lst lis ผิดทุกตัวเลือก