if(Expression to be tested) {
code to execute
} else if(Expression to be tested) {
code to execute
}
you can have as many else ifs as you want. But that's what it looks like.
Answer:
I think its the second one
The main drawback of multiuser processing of a database is:
<h3>What is lost-update problem?</h3>
In the area of lost update problem, an update that has been carried on to a data item by a transaction is said to be lost as it is known to be overwritten by the update that has been carried on by another transaction.
Therefore, The main drawback of multiuser processing of a database is:
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In demand paging, the collection of pages residing in memory that can be accessed directly without incurring a page fault is called the working set.
<h3>What does demand paging mean?</h3>
Demand paging is the process of moving data from secondary storage to RAM as needed. This means that not all data is stored in main memory due to limited RAM space. So when the CPU requests a process when its page is not in RAM, it needs swapping.
<h3>What is demand paging and its benefits?</h3>
Request paging instead of loading all pages at once.Only load pages requested by running processes. With more space in main memory, more processes can be loaded, reducing resource-intensive context switch times.
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