Software that interprets commands from the keyboard and mouse is also known as the operating system.. Hope this helped
Answer:
Explanation:
Let G denote an unambiguous Grammar capable of producing simple mathematical expressions, involving operators +,-,*,/. These operators are left associative (which ensures left to right evaluation). S is the start symbol of the Grammar i.e. the production starts from S. n denotes a number and is a terminal i.e. we can't produce anything further from n. Then, the solution is as follows :
S → S + T |S - T | S
T→T | F | T*F|F
F → n
Here, S, T and F are variables. Note that /,* have been given precedence over +,-.
They are known as
working copy backupsWorking copy backups also sometimes known as shadow copies
are full or partial backups kept at the computer center for immediate recovery
purposes. This type of backup uses Journaled Filing Systems (JFS) that consist of a
log file of all transactions and changes that have happened within a set period
of time. If a crash happens, the OS can refer to the log files to see the transactions.
This includes application software<span> such </span>as<span> a word processor, which enables a user to perform a task, and system </span>software<span> such </span>as<span> an operating system, which enables other </span>software<span> to run properly, by interfacing with hardware and with other </span>software<span>.
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Computer hardware<span> is the collection of physical parts of </span>a computer system<span>. This includes </span>the computer<span> case, monitor, keyboard, and mouse. It also includes all the parts inside </span>the computer<span> case, such </span>as<span> the hard disk drive, motherboard, video card, and many others. </span>Computer hardware<span> is what you can physically touch.
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The answer to this question is E