The default width of a VARCHAR2 field is:a. 1b. 30c. 255d. None—there’s no default width for a VARCHAR2 field.
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The default width of a VARCHAR2 field is:
a. 1
b. 30
c. 255
d. None—there’s no default width for a VARCHAR2 field.
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- Describe a circumstance in which changing the caption of a field to request input from the user makes sense. After that, explain how to alter the field caption.61. Which of the following statements is true of field sets? Group of answer choices a. Field sets can contain a maximum of two fields. b. Field sets are created using the <area> tag. c. Field sets act like control elements, which are also called widgets. d. Field sets act like block elements that can expand to accommodate their content.I WANT TO ADD A preg_match to this form on the Course field for user input validation before it enters the database. The Condition I want is: ('/^[A-Z]{3}[0-9]{3}/')Kindly add the preg_match condition on course field for me.Thank you.THE CODE:<!DOCTYPE html><html> <head><style> </style> </head> <body><div class ="formdiv"><h2> FORM VALIDATE</h2> <form action="" method="post"><table> <tr><td>First Name</td><td><input type="text" name="fname"></td></tr><tr><td>Last Name</td><td><input type="text" name="lname"></td></tr><tr><td>Email</td><td><input type="email" name="email"></td></tr><tr><td>Age</td><td><input type="text" name="age"></td></tr><tr><td>Qualification</td><td><input type="text"…
- Save the changes permanently to the database.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";Which of the following values for the table-layout property is the default value? : A) auto B) fixed C) initial D) inherit
- Can you join the AccountID field in one table with the ProfileNum field in a different table on Tableau? Select an answer: Yes; it is possible to join fields with different names. No; fields with different names cannot be joined. It will be possible, but only if both fields are textual. It will be possible, but only if both fields are numeric.Q3 Using the Spark DataFrame below, add a new column to each letter with value 1. In [0]: df = spark.createDataFrame([(i,) for i in data], schema='letters string') display(df) In [0]: Q4 Using the Spark DataFrame from Q3, find the count of each individual letters.Please fix this error. Using react.js. Also there will be submit button, after click submut button then will back, edit, and delete button. Show screenshot Using react.js, create a inventory page where screen will display Inventory: Name Storage Type Max Item Capacity Resources: Resource Name Resource Type Max Number of Resources Current Number of Resources body { padding: 30px 20%; } h1 { font-size: 2em; text-align: center; } <div id ="app"></div> class ContactForm extends React.Component{ constructor(props) { super(props); this.state = { name: '', email: '', }; this.handleInputChange = this.handleInputChange.bind(this); this.handleSubmit = this.handleSubmit.bind(this); } handleInputChange(event){ const target = event.target; const value = target.type === 'checkbox'? target.checked : target.value; const name = target.name; this.setState({ [name]: value }) console.log('Change detected. State updated' + name + ' =…
- Area in the grey can not be edited. (lines 1-6) and (lines 13 - 18 or end of code).Which of the following specifies the character used to surround fields that contain the delimiter character?how to create a new data frame df_cyl by subsetting the data frame based on a user defined value for the column cyl
