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tekilochka [14]
3 years ago
12

What is meant by encapsulating semaphores? Bring out the need for it

Computers and Technology
1 answer:
artcher [175]3 years ago
8 0

Answer:

  Encapsulating semaphores basically allowing various codes to implemented in different modules.

Semaphores are used to implement in the synchronization process and give access to different types of variables. Encapsulate semaphore route so that the tasks performed and executed in a single routine.

Semaphore is the variable whose values basically indicates the status in the multitasking system. It is basically used to indicate the software and hardware flag in the system hiding and encapsulating data.

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The main part of your program has the following line of code.
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Explanation:

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Read 2 more answers
Write the UPDATE command to increase the commission (column name :COMM) by 500 of all the salesman who have achieved sales (Colu
lara31 [8.8K]

Answer:

UPDATE COMPANY

SET COMM=COMM + 500

WHERE SALES> 20000;

Explanation:

The update command is used for alter the record in the database management system in the table .The update command command modify the record on the some condition in the table in the database management system.

Following are syntax for using the update command .

UPDATE table-name

SET column name 1,column name 2 .........

Where condition

  • In the given question table -name is "COMPANY" the condition is on the sales column and it update the table only when sales is more than 20000 and set the column COMM by 500.
4 0
3 years ago
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