While you’re using the DELETE or UPDATE to change the data in any database like MySQL or ORACLE, the WHERE clause can be used to avoid inadvertently changing data everywhere.
<u>Explanation:</u>
The WHERE clause checks the condition and the changes mentioned by the DELETE or UPDATE command will be done if the condition is true. There are also other clauses like HAVING, IN which will have range either inclusive or exclusive.
It is also noted that in MySQL, there is a method called WorkBench which enables safe mode and doesn’t execute statements without the WHERE clause.
Your IP address, also known as Internet Protocol
Answer:
1. a late breaking news story = to inform
2. a poetry reading = to entertain
3. an advertisement = to persuade
4. a small group assignment = to collaborate
Explanation:
1. A "breaking news" tells people of what is happening in the society. It <em>informs </em>them of the occurrence of an important event such as the plane crash of Kobe Bryant.
2. Poetry reading is meant to touch the attention of listeners. It tries to entertain them through the poem's interesting verses.
3. An advertisement is being shown/displayed in order to convince people to buy a particular product or service.
4. A group assignment allows the members of the group to contribute their ideas together. Such situation is known as "collaboration." They try to brainstorm together towards a common goal.
Answer:
Please check the attachment.
Explanation:
Please check the attachment for the program in python.
Answer:
Option (2) i.e., Only (ii) is the correct option to the following question.
Explanation:
Here, in the following code that is written in the Java Programming Language in which they set integer data type array variable "alpha" and set its index to 3 through "new" keyword then, we get input from the user in the index 0 then, we get input from the user in the index 1 then, again we repeat this step for index 2. So, that's why the following option is correct.
Option 1 is wrong because in this option the user input only in the index 0 and this is also the wrong way to insert value in the array variable.
