SQL (<span>Structured Query Language.) is the standard programming language for communicating and organizing databases (DB).
In order to search through the database the statement SELECT should be used.
SELECT select data from the database.
SELECT is followed by the statement FROM which defines from which database you search record. </span>
Answer:
CASE
Explanation:
Case Structure is a mechanism that allows different executions when there are several distinct possible values for a single variable, and each value requires a different subsequent action depending on the value of the label.
Case structure is also a conditional control structure that appears in most modern programming languages and allows a selection to be made between several sets of program statements.
Answer: The Progressive Era was a period of widespread social activism and political reform across the United States that spanned the 1890s to the 1920s.
Explanation:
Answer:
Resource Ownership and Scheduling execution
Explanation:
In process characteristic the characteristic is
- Resource ownership
- Scheduling / Execution
In Resource ownership, the OS performs a protection function where unwanted interference in processes are with resources
In scheduling execution, the process has execution state and scheduled. They can be separated by resource ownership.
The dispatching of the process is the lightweight process, and it is multi-threading. The ability of the operating system supports the single concurrent process.
The process is a unit in the resource protection and protected the CPU and other processes. It contains the multiple thread execution
Each thread contains the running, ready state and saved the thread context and access the memory. Some necessary activities of the various threads are the same address space and the resources.
