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Questions and Answers
What are the elements of a programming environment?
What are the elements of a programming environment?
- Assembler, Compiler, Interpreter, Linker and Loader, Debugger
- Preprocessor, Compiler, Interpreter, Linker and Loader, Device Driver
- Editor, Compiler, Interpreter, Debugger, Device Driver
- Editor, Preprocessor, Assembler, Compiler, Interpreter, Linker and Loader, Debugger, Device Driver (correct)
What is the primary difference between system programming and application programming?
What is the primary difference between system programming and application programming?
- System programming is done in assembly language, while application programming is done in high-level languages.
- System programming deals with operating system functionalities, while application programming deals with specific user tasks.
- System programming involves low-level tasks like drivers and kernel development, while application programming focuses on higher-level software development. (correct)
- System programming is platform-independent, while application programming is platform-dependent.
What is the process of translation and execution in assembly programming?
What is the process of translation and execution in assembly programming?
- Assembly code is translated into high-level language code and then executed by the CPU.
- Assembly code is directly executed by the CPU without translation.
- Assembly code is translated into machine code by an assembler and then executed by the CPU. (correct)
- Assembly code is translated into machine code by a compiler and then executed by the CPU.
What are the types of system calls?
What are the types of system calls?
What is the purpose of a linker and loader in a programming environment?
What is the purpose of a linker and loader in a programming environment?
Which program manages the hardware and coordinates the execution of different programs?
Which program manages the hardware and coordinates the execution of different programs?
Which program is a complete, self-contained computer program that performs a specific function?
Which program is a complete, self-contained computer program that performs a specific function?
Which system program is an example of an operating system?
Which system program is an example of an operating system?
Which element of the programming environment translates high-level language programs into machine language?
Which element of the programming environment translates high-level language programs into machine language?
Which system program is responsible for loading machine code into memory for execution?
Which system program is responsible for loading machine code into memory for execution?
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Study Notes
Elements of a Programming Environment
- A programming environment consists of a compiler, assembler, linker, loader, and editor.
System Programming vs Application Programming
- System programming focuses on developing system software, such as operating systems, device drivers, and utilities.
- Application programming focuses on developing application software, such as word processors, games, and web browsers.
Assembly Programming Translation and Execution
- In assembly programming, translation involves converting assembly code into machine code using an assembler.
- Execution involves loading the machine code into memory and executing it using a loader.
System Calls
- System calls are functions provided by the operating system to interact with hardware devices and system resources.
- Types of system calls include:
- Process control system calls (e.g., create, terminate, wait)
- File management system calls (e.g., create, delete, open)
- Device management system calls (e.g., request, release)
- Information system calls (e.g., get time, get process id)
Role of Linker and Loader
- A linker resolves external references between object files and libraries, producing an executable file.
- A loader loads the executable file into memory for execution.
System Programs
- An operating system (e.g., Windows, Linux) is an example of a system program that manages hardware and coordinates program execution.
- A utility program (e.g., file manager, disk formatter) is a complete, self-contained program that performs a specific function.
Compilers and Assemblers
- A compiler is an element of the programming environment that translates high-level language programs into assembly code or machine code.
- An assembler is an element of the programming environment that translates assembly code into machine code.
Loaders
- A loader is a system program responsible for loading machine code into memory for execution.
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