The OSI model layer that provides a user interface in the form of an entry point for software programs to access the network infrastructure is: application layer.
<h3>What is the
OSI model?</h3>
OSI model is an acronym for open systems interconnection and it comprises seven (7) main layers, which typically starts from the hardware layers (layers in hardware systems) to the software layers (layers in software systems)
<h3>The layers of the
OSI model</h3>
In Computer networking, the seven (7) layers of the OSI model include the following in sequential order;
The uppermost layer of the OSI model which is the "application layer" gives software programs an access to the services that allow internet connection or network infrastructure.
Read more on OSI model here: brainly.com/question/14446612
Answer:
Following are the statement is given below
if(updateDirection ==1) // check condition
{
++numUsers; // increments the value
}
else
{
--numUsers; // decrement the value
}
Explanation:
Following are the description of statement
- Check the condition in the if block .If the "updateDirection" variable is 1 then then control moves to the if block otherwise control moves to the else block statement.
- In the if block the statement is "++numUsers" it means it increment the value by 1 .
- In the else block the statement is "--numUsers" it means it decrement the value by 1 .
Answer:
Giving that: The following is a sequence of undo-log records written by 2 transactions T and U:
< START T >;
< T,A,10 >;
< START U >;
< U, B, 20 >;
< T, C, 30 >;
< U, D, 40 >;
< Commit U >;
< T, E, 50 >;
< Commit T >;
1. < START U >
Recovery action in this case will be undo(-1) and undo(0). All restored to its original Value
log records < T, A, 10 >, < T, abort >; as written out
2. < T, E, 50 >
Recovery action in this case will be undo(8) and redo(0). A and C is restored to its original value, B and D are set to 20 and 40
log records <T, C, 30 >, < T, A, 10 >, < T, abort > are written out
3. < Commit T >
Recovery action in this case will be redo(7) and redo(4). A and C are set to 10 and 30, B and D are set to 20 and 40
<span>MySQL is an open-source relational database management system (RDBMS)</span>
When MySQL automatically converts one data type to another, is known as an implicit conversion. Implicit conversion refers to the mixing and matching data types within the same operation. Example for implicit conversion is when MySQL automatically converts numbers to strings and vice versa.