Answer:
SELECT first_name FROM student WHERE last_name = "Patil"
Explanation:
The SELECT clause is used to read data from a table in a relational database, the FROM clause specifies the table from which data is retrieved while the FROM clause returns the rows of data that meet a given condition.
This statement is not true. A table is defined as a collection of related records.
Business-rules constraints fall into two categories: field constraints within tables, and. relationship constraints between tables.
Answer:
a. new, running, waiting, ready, and terminated.
Explanation:
The process in a computer system can have different states and these are:
-New: When the process is created.
-Ready: When the process is waiting to be executed.
-Running: When the process is chosen to be executed.
-Waiting: When the process is expecting for something to happen.
-Terminated: When the process is not running anymore.
According to this, the answer is that the possible states of a process are: new, running, waiting, ready, and terminated.
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