Oracle 12c: SQL
3rd Edition
ISBN: 9781305251038
Author: Joan Casteel
Publisher: Cengage Learning
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What two methods can be used to activate a column’s DEFAULT option in an INSERT command?
13.
Which of the following column properties specifies whether or not cells in a column must contain a data value?
a.
Null status
b.
Data type
c.
Default value
d.
Data constraints
You have the code shown below.
var table = document.getElementById("table3");
What other lines of code would be necessary to add the first row of the table that that looked like this:
<tr> <td>red< td> <td>orange< td> <td>yellow< td> </tr>
var row = table.insertRow(1);var c1 = row.insertCell(0);var c2 = row.insertCell(1);var c3 = row.insertCell(2);
cell1.innerHTML = "red";cell2.innerHTML = "orange";cell2.innerHTML = "yellow";
var row = table.insertRow(0);var c1 = row.insertCell(0);var c2 = row.insertCell(1);var c3 = row.insertCell(2);
c1.innerHTML = "red";c2.innerHTML = "orange";c3.innerHTML = "yellow";
var row = table.insertRow();var c1 = row.insertCell(0);var c2 = row.insertCell(1);var c3 = row.insertCell(2);
cell1.innerHTML = "red";cell2.innerHTML = "orange";cell2.innerHTML = "yellow";
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- Which object in the data dictionary enables you to verify DEFAULT column settings? DEFAULT_COLUMNS DEF_TAB_COLUMNS USER_TAB_COLUMNS None of the abovearrow_forwardIn a DataGridView control, you can format a bound column’s data using the column’s ____ property. a. DefaultCellStyle b. StyleFormat c. AutoSizeColumnsMode d. BindingNavigatorarrow_forwardBelow attached is a purchase order template. Please fill list for ordering security related items required for computer e-sports game lab.arrow_forward
- Each row's buttons appear because of a DataGridView control's attribute. Why?arrow_forwardq4- Which tag is used to create a new heading cell in a table? Select one: a. <tr> b. <td> c. <table> d. <colspan> e. <th> Clear my choicearrow_forwardWhich object in the data dictionary enables you to verify DEFAULT column settings?a. DEFAULT_COLUMNSb. DEF_TAB_COLUMNSc. USER_TAB_COLUMNSd. None of the abovearrow_forward
- Which property of a DataGridView control causes the buttons at the beginning of each row to appear? Why?arrow_forwardWrite a MAUI back end for the previous question. This back end should store the user's specified name in the Preferences table once the finalize button is clicked. Additionally, the app should hide the name form if the preferences are already set and display the users name and age directly if the finalize button is click or it is reopened. This is the previous question: Write a MAUI front end that would create a simple form for filling in a users name and grade level(freshman, sophomore, junior, senior), as well as a button that displays "finalize." The form should limit the users grade level to only those 4 options. You do NOT need to provide the back end for this form! You are also free to stylize the form controls however you like. Note that this code should be saved for the next question. Make sure the form controls are inside a layout(Vertical Stack, Grid, etc.). Additionally, form controls and layouts should be given suitable names, which will be used in the back…arrow_forwardWhich of the following values for the table-layout property is the default value? : A) auto B) fixed C) initial D) inheritarrow_forward
- Which delimiter will be selected to change the text 'Happy#go#lucky' in to column? a. tab b. semicolon c. other d. spacearrow_forwardWhich DataGridView control property causes the buttons at the start of each row to appear? Why?arrow_forwardWhich type of constraint should you use on a column to allow entering only values above 100? a. PRIMARY KEY b. UNIQUE c. CHECK d. NOT NULLarrow_forward
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