Operating System Processes and Error Detection

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In a computer system, what is the primary function of the Operating System in terms of error detection?

To take appropriate action to ensure correct and consistent computing (correct)
To allocate resources to users
To facilitate communication between processes
To prioritize jobs running concurrently

What is one of the primary goals of the resource allocation function in an Operating System?

To facilitate communication between processes
To detect errors in the CPU
To prioritize jobs running concurrently
To ensure efficient use of system resources (correct)

What is the purpose of debugging facilities in an Operating System?

To detect errors in the CPU
To allocate resources to users
To enhance the user's and programmer's abilities to efficiently use the system (correct)
To prioritize jobs running concurrently

What is one of the ways that processes may exchange information in a computer system?

Via shared memory (B) Signup and view all the answers

What is the term for moving packets of data by the Operating System?

Message passing (B) Signup and view all the answers

What is the term for the allocation of resources such as CPU cycles, main memory, file storage, and I/O devices?

Resource allocation (A) Signup and view all the answers

What is the primary function of the kernel in the UNIX OS?

To manage hardware and provide operating-system functions (A) Signup and view all the answers

What is the characteristic of the Linux system structure?

Monolithic plus modular design (B) Signup and view all the answers

What is the top layer in the layered approach to operating system design?

User interface (A) Signup and view all the answers

What is the purpose of the system-call interface in the UNIX OS?

To separate the kernel from the system programs (D) Signup and view all the answers

What is the characteristic of the traditional UNIX system structure?

Simple but not fully layered (C) Signup and view all the answers

What is the main purpose of mechanisms in operating systems?

To determine how to perform tasks (C) Signup and view all the answers

Which programming languages are typically used for systems programming?

C, C++, and scripting languages (D) Signup and view all the answers

What is the primary advantage of using high-level languages for operating system development?

Easier portability to other hardware (C) Signup and view all the answers

What is the main characteristic of a microkernel structure?

An abstraction-based structure (B) Signup and view all the answers

Why was the original UNIX operating system limited in its structuring?

Due to the limited functionality of the hardware (C) Signup and view all the answers

What is the benefit of separating policy from mechanism in operating system design?

Maximum flexibility for future policy changes (A) Signup and view all the answers

What is the primary purpose of logging in a multi-user or networked computer system?

To keep track of which users use how much and what kinds of computer resources (C) Signup and view all the answers

What is the main function of a Command Line Interface (CLI)?

To fetch a command from the user and execute it (A) Signup and view all the answers

What is the primary difference between a Command Line Interface (CLI) and a Graphical User Interface (GUI)?

CLI is used for text-based interactions, while GUI is used for visual interactions (A) Signup and view all the answers

What is the purpose of system calls in a computer system?

To provide a programming interface to the services provided by the operating system (C) Signup and view all the answers

What is the purpose of the system-call interface in a computer system?

To maintain a table indexed by system call numbers and invoke the intended system call in the OS kernel (C) Signup and view all the answers

What is the purpose of parameter passing in system calls?

To provide additional information to the operating system for executing a system call (D) Signup and view all the answers

What is the main purpose of process control system calls?

To create, execute, and manage processes (D) Signup and view all the answers

What is the primary purpose of device management system calls?

To request and release devices, and manage device attributes (B) Signup and view all the answers

What is the primary purpose of information maintenance system calls?

To get and set system data, and get time or date (D) Signup and view all the answers

What is a key benefit of using a microkernel architecture?

Easier extension and portability of the operating system (C) Signup and view all the answers

What is a characteristic of loadable kernel modules (LKMs)?

They are loaded dynamically as needed within the kernel (C) Signup and view all the answers

What is a common feature of hybrid operating systems?

They combine multiple approaches to address performance, security, and usability needs (A) Signup and view all the answers

What is the name of the microkernel used in Mac OS X?

Mach (B) Signup and view all the answers

What is a key difference between iOS and OS X?

iOS is designed for mobile devices and has a different CPU architecture (D) Signup and view all the answers

What is the name of the operating system that combines the Mach microkernel and BSD Unix parts?

Darwin (C) Signup and view all the answers