The helper class method called when you need to update data in database table is O a. getCreateableDatabase() O b. getWritableDatabase() O c. none of these O d. getUpdateableDatabase()
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- Code a chain of MongoDB methods that retrieves documents from MondoDB collection named WEB322the only documents that are selected are the ones with value 211 in the semester field the only fields of the selected documents that are retrieved are firstName and lastNamemake sure the _id field is NOT retrievedsort the selected documents by lastName in ascending sequencestore the result to an array named resultassume the connection between the program and database had already been established and the name of the database object is dba. Load a database applicationb. Create a database labelled as MOVIE_LIBRARY in the created folder with the following fields:MovieID, Movie Name, Date Released, Movie Category, Quantity Delivered (table in image attachment) c. Save the table as tblMovies.d. Fill tblMovies with the given data as shown in 2 (b).e. Create a form for the records and name it frmMoviesf. Query the table to look out for movies released in the year 2014 and name it as qryMoviesExplain this code detail by detail like putting comments private void table_update() { int CC; try { // It is for SOMETHING ETC.*** Class.forName("com.mysql.jdbc.Driver"); con1 = DriverManager.getConnection("jdbc:mysql://localhost/linda","root",""); insert = con1.prepareStatement("SELECT * FROM record"); ResultSet Rs = insert.executeQuery(); ResultSetMetaData RSMD = Rs.getMetaData(); CC = RSMD.getColumnCount(); DefaultTableModel DFT = (DefaultTableModel) jTable1.getModel(); DFT.setRowCount(0); while (Rs.next()) { Vector v2 = new Vector(); for (int ii = 1; ii <= CC; ii++) { v2.add(Rs.getString("id")); v2.add(Rs.getString("name")); v2.add(Rs.getString("mobile")); v2.add(Rs.getString("course")); }…
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