OS Essentials Quiz

Froggy Jumps

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Core OS concepts

Salahaddin Abushunnar

Jordan

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OS Essentials Quiz


Froggy Jumps OS Essentials QuizVersion en ligne Core OS concepts par Salahaddin Abushunnar 1 What is a process in an operating system? a A copied version of the OS kernel b A collection of files used by a program c A program in execution with its own memory space 2 Which component handles hardware abstraction in most OSes? a The shell b The kernel c User applications 3 What does a scheduler do? a Manages file permissions b Compiles programs c Decides which process runs next 4 Which memory management technique gives each process its own address space? a Virtual memory b Memory-mapped I/O c Swapping only when full 5 What is a thread? a A lightweight unit of execution within a process b A type of file c A system user 6 Which IPC mechanism is commonly used for signaling between processes? a Network sockets only b File compression c Inter-process communication via signals/IPC calls 7 What problem do deadlocks involve? a Too many open files b Two or more processes wait forever for resources c Processes running too quickly 8 Which file system feature helps protect data integrity during crashes? a Direct I/O b Symbolic links only c Journaling 9 What is virtual machines primarily used for? a Isolating an entire OS instance on hardware b Displaying graphics c Editing source code 10 Which privilege level runs the OS kernel? a User mode b Ring 0 (kernel mode) c Supervisor mode