What is privileged instruction?

Privileged instruction is an instruction (usually in machine code) that can be executed only by the operating system in a specific mode. (An instruction is a statement that is acted upon by any computer language.) … Thus, the operating system contains routines that execute these particular (privileged) instructions.

Which of the following would lead you to believe that a given system is an SMP type?

Which of the following would lead you to believe that a given system is an SMP-type (symmetric multiprocessor ) system? Each processor performs similar tasks within the operating system.

Which of the following operating systems is not open-source?

Among the options, only Windows is NOT an open-source operating system. Windows is a closed source operating system marketed by Microsoft. Microsoft first introduced the Windows operating system on 20 November 1985.

Which of the following operating system is an open-source operating system?

At the heart of most open-source operating systems today is the Linux kernel. Linux provides the core of these operating systems, the kernel that interacts with a computer’s hardware, and was developed by Linus Torvalds in 1991.

Which of the following instruction should be privileged?

Answer: The following operations need to be privileged: Set value of timer, clear memory, turn off interrupts,modify entries in device-status table, access I/O device. The rest can be performed in user mode.

Which of the following statements concerning open source operating systems is true *?

Midterm review
Question Answer
____ operating systems are designed primarily to maximize resource utilization. Mainframe
Which of the following statements concerning open source operating systems is true? Source code is freely available.
A dual-core system requires each core has its own cache memory. False

What is open source PDF?

Abstract. Open source software is, software that users have the ability to run, copy, distribute, study, change, share and improve for any purpose. … Open source software requires a greater degree of computing responsibility than commercial software.

What are the 3 most common operating systems for personal computers?

The three most common operating systems for personal computers are Microsoft Windows, macOS, and Linux. Operating systems use a graphical user interface, or GUI (pronounced gooey), that lets your mouse click buttons, icons, and menus, and displays graphics and text clearly on your screen.

Which of the following is an example of an open source operating system?

Examples of open source programs

Android by Google. Open office. Firefox browser.

What is an alternative to PDF?

Top 10 Alternatives to PDF Complete

Foxit PDF Editor. PDFelement. pdfFiller by airSlate. Nitro PDF Productivity. IntSig OCR Solutions.

What is licensing in open source technology?

The simplest explanation is that open source licenses are legal and binding contracts between the author and the user of a software component, declaring that the software can be used in commercial applications under specified conditions. The license is what turns code into an open source component.

What is open source criteria?

The distribution terms of open-source software must comply with the following criteria: … The source code must be the preferred form in which a programmer would modify the program. Deliberately obfuscated source code is not allowed. Intermediate forms such as the output of a preprocessor or translator are not allowed.

Which of the following statements describe the characteristic features of open source applications and OSs?

Which of the following statements describe the characteristic features of open-source applications and OSs? Permission to modify and redistribute the application & free access to the application code. Which of the following are not examples of proprietary software?

Which of the following is not the characteristics of an open source software?

Which of the following is not an open source software? Explanation: MS-office is not open source software since its source code isn’t shared publicly. Others like Libre office, MySQL are open source softwares through which is distributed along with its source code.