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finlep [7]
3 years ago
6

Do the following SQL questions. The resulting columns must all have descriptive names. You must show the result of the query. Fo

r example, if the query is:
Show the office id, the city, and the region
Your query should be:
select office, city, region
Computers and Technology
1 answer:
Maslowich3 years ago
3 0

Answer:

We can use CREATE command to create tables with columns having descriptive names

Explanation:

Firstly, create a table using CREATE  command in SQL. The syntax is as follows:

CREATE TABLE [table_name]

(

 [col_name] [datatype]),

[col_name] [datatype]),

[col_name] [datatype]),

[col_name] [datatype])

)

Once the table is created, we can insert the data into table using INSERT command. It's syntax is as follows:

INSERT INTO table_name VALUES('', '', '')

if datatype is string, values must be entered within single quotes. If datatype is int, values are entered directly without using  quotes.

Now, you can select the data from  the table using SELECT command. It's syntax is as follows:

SELECT column-list FROM table_name

If you want to filter rows according to conditions, you can use WHERE command.

I have created  sample table and inserted some data into it. Now, I applied some queries on it to select data from the table.

I have written in a text file and attached the same. Please find. Thank you!

Download txt
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Create a conditional expression that evaluates to string "negative" if userVal is less than 0, and "non-negative" otherwise. Ex:
ArbitrLikvidat [17]

Answer:

import java.util.Scanner;

public class Main

{

public static void main(String[] args) {

 Scanner input = new Scanner(System.in);

 

 System.out.print("Enter a number: ");

 int userVal = input.nextInt();

 

 String aString;

 if(userVal < 0)

     aString = "negative";

 else

     aString = "non-negative";

     

 System.out.println(aString);

}

}

Explanation:

Ask the user to enter a number and set it to userVal

Check the value of userVal. If it is smaller than 0, set the string as "negative". If it is not, set it as "non-negative"

Print the string

8 0
3 years ago
A CPU scheduler that assigns higher priority to the I/O-bound processes than the CPU-bound processes causes:
Sholpan [36]

Answer:

Low CPU utilization and high I/O utilization

Explanation:

6 0
2 years ago
What technique is most commonly associated with the use of malicious flash drives by penetration testers
nasty-shy [4]

Answer: Distributing malicious flash drives in a parking lot or other high-traffic area, often with a label that will tempt the person who finds it into plugging it in, is a technique used by penetration testers.

Explanation:

4 0
2 years ago
What value(s) can be input into this code for the value of number that will cause the code in the loop to execute? Scanner keybo
Marianna [84]

Answer:

There is no value of the number variable, for which the loop can be true in any iteration.

Explanation:

  • The above loop states the condition that the value should be less than 100 and greater than 500. It is because the loop holds the and condition which gives the true if both conditions will be true.
  • The first condition of the while loop states that the value of the number variable is less than the 100.
  • The second condition of the while loop state that the value of the number variable is greater than the 500.
  • The and condition of the while loop will true if both conditions will true.
  • But there is no number which is less than 100 and greater than 500.
  • So no number can satisfy the while condition to be true.

5 0
3 years ago
What term is used to describe an individual's money and personal property? budget income assets finances
Ilya [14]

Answer:

Pretty sure it's assests.

Explanation:

Income - Intake of money.

Budget - How much money you can spend.

Finances - Things you need to pay ort fund.

3 0
3 years ago
Read 2 more answers
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