Answer:
B. Application programming interface
Explanation:
An application programming interface (API) is an interface or communication protocol between different parts of a computer program intended to simplify the implementation and maintenance of software. An API may be for a web-based system, operating system, database system, computer hardware, or software library.
Answer:
Interrupts.
Explanation:
A software can be defined as a set of executable instructions (codes) or collection of data that is used typically to instruct a computer on how to perform a specific task and solve a particular problem.
The four (4) input-output (I/O) software layers includes the following;
I. User level software: it provides user programs with a simple user interface to perform input and output functions.
II. Device drivers: it controls the input-output (I/O) devices that are connected to a computer system through a wired or wireless connection.
III. Device-independent OS software: it allows for uniform interfacing and buffering for device drivers.
IV. Interrupt drivers (handlers): it is responsible for handling interruptions that occur while using a software on a computer system.
An interrupt is a signal from a program or device connected to a computer and it's typically designed to instruct the operating system (OS) that an event has occurred and requires an attention such as stopping its current activities or processes.
In conclusion, the computer term that Selma is describing is interrupts.
Answer:
1.1.1.1, 54.45.43.54, and 255.255.255.0
Answer:
b. 16
Explanation:
The given PHP code segment consists of 2 statements.
$str="The quick brown fox jumps over the lazy dog";
This defines a variable $str and assigns the given text to it.
echo strpos($str,'fox');
This statement prints the location of 'fox' in the text associated with the variable $str.
Upon execution it will print the value 16 which corresponds to the position of 'fox' in the given sentence.
