add training materials

Exam/Exam2.qml

+import QtQuick
+
+Rectangle {
+    id: root
+
+    width: 120; height: 240
+    color: "#4A4A4A"
+
+    onWidthChanged: {
+        root.updateX()
+    }
+
+    Component.onCompleted: {
+        root.updateX()
+    }
+
+    function updateX () {
+        rectItem.x = (width - rectItem.width)/2
+    }
+
+    Rectangle {
+        id: rectItem
+
+        y: 40
+        width: 100
+        height: 100
+        color: "white"
+    }
+
+    Text {
+        y: rectItem.y + rectItem.height + 20
+        width: root.width
+        color: 'white'
+        horizontalAlignment: Text.AlignHCenter
+        text: "Property binding"
+    }
+}
+

Exam/Exam3.qml

+import QtQuick
+
+Item {
+    id: main
+    width: 1280
+    height: 720
+
+    Rectangle {
+        width: main.width / 3
+        height: main.height
+        color: "lightcoral"
+
+        Text {
+            x: 50
+            font.bold: true
+            font.pointSize: 40
+            anchors.verticalCenter: parent.verticalCenter
+            text: "1"
+        }
+    }
+
+    Rectangle {
+        x: main.width / 3
+        width: main.width / 3
+        height: main.height
+        color: "orange"
+
+        Text {
+            x: 50
+            font.bold: true
+            font.pointSize: 40
+            anchors.verticalCenter: parent.verticalCenter
+            text: "2"
+        }
+    }
+
+    Rectangle {
+        x: main.width / 3 * 2
+        width: main.width / 3
+        height: main.height
+        color: "lightgreen"
+
+        Text {
+            x: 50
+            font.bold: true
+            font.pointSize: 40
+            anchors.verticalCenter: parent.verticalCenter
+            text: "3"
+        }
+    }
+}

Exam_Day2/ImageSequence.qml

+import QtQuick
+
+Item {
+    width: 600
+    height: 600
+
+    Image {
+        id: image
+        property int index: 1
+        property string indexString: "01"
+
+        Timer {
+            running: true
+            repeat: true
+            interval: 200
+            onTriggered: {
+                //hint - toString().padStart(2,0)
+                
+            }
+        }
+    }
+}