FUNDAMENTALS OF COMPUTER

COMPUTER PROGRAMMING FUNDAMENTALS

PROGRAMMING LANGUAGES

Question [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
Describe the purpose of compilers
A
To convert programming code into machine code. The programming code could be high level source code or low level assembly instructions.
B
Converts assembly code into machine code.
C
Converts programs written in a high-level language into machine code instructions.
D
Converts source code into machine code instructions and execute those instructions immediately, line by line.
Explanation: 

Detailed explanation-1: -Compilers analyze and convert source code written in languages such as Java, C++, C# or Swift. They’re commonly used to generate machine code or bytecode that can be executed by the target host system. Interpreters do not generate IR code or save generated machine code.

Detailed explanation-2: -Programmers use compilers to translate high-level programming languages into machine code that computers can understand and execute. Compilers play a critical role in the development process because they help catch syntax and semantic errors before we run the code, which saves time and prevents crashes.

Detailed explanation-3: -Compilers translate code all at once and the processor then executes upon the machine language that the compiler produced. If changes are made to the code after compilation, the changed code will need to be compiled and added to the compiled code (or perhaps the entire program will need to be re-compiled.)

Detailed explanation-4: -A compiler translates a program written in a high-level language into Machine language or that transforms computer code written in one programming language into another programming language.

Detailed explanation-5: -Because machine code instructions are the only ones the CPU can execute, the source code for ALL other programming languages must be converted into machine code before it can be executed. This translation is carried out by special programs called compilers, translators or assemblers.

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