(20 marks) Q1 / Select the correct answer: 1- The programmer use a) Text b) Code property to refer to menu element in code. c) Name d) Element 2- To add input box in VB the required code is: a) input box (prompt or remark,"title") b) X = input box (prompt or remark, title) c) d) input box (prompt or remark, title) d) X = input box ("prompt or remark","title") 3- The variables that does not change the value during execution of program is...... a) constant b) string c) Numeric d) All of the above 4- Visual Basic responds to events using which of the following? a) a code procedure b) a form procedure c) an event procedure d) a property 5. Function used to Convert variable to string. a) Cstr(x) b) Val(x) c) Cint(x) d) int(x) Q2 / Put (true) or (false), correct the answer if its need: (20 marks) 1- The function Cstr(x) use to convert string x to numerical variable. 2- Variables is a space in memory filled with fixed value that will not be changed. 3- Check box used only as a group of buttons. When the user selects one of them the others are deselected automatically. 4- ContextMenu is used to give the control a meaningful name? 5- The timer in VB measured by kiloseconds