Operating System Architectures Quiz

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What is another name for multiprocessor systems where processors share memory and a clock?

Hierarchical systems
Sequential systems
Parallel systems (correct)
Distributed systems

Which type of multiprocessing assigns each processor a specific task?

Symmetric Multiprocessing
Parallel Multiprocessing
Distributed Multiprocessing
Asymmetric Multiprocessing (correct)

What is one of the advantages of multiprocessor systems?

Decreased throughput
Increased throughput (correct)
Reduced reliability
Decreased fault tolerance

In Symmetric Multiprocessing (SMP), what does each processor run?

An identical copy of the operating system (A) Signup and view all the answers

What type of communication usually takes place in multiprocessor systems through shared memory?

Communication over a shared bus (C) Signup and view all the answers

What is the primary characteristic of symmetric multiprocessing (SMP) in terms of running processes?

Many processes can run simultaneously without performance deterioration (C) Signup and view all the answers

What is the main difference between Symmetric Multiprocessing (SMP) and Asymmetric Multiprocessing?

In SMP, all processors share the same memory and perform the same tasks simultaneously, while in Asymmetric Multiprocessing, each processor has its own local memory and a clock. (B) Signup and view all the answers

What is a characteristic of a loosely coupled system?

Each processor has its own local memory and clock. (C) Signup and view all the answers

What benefit does a distributed system provide in terms of resources sharing?

Utilization of idle resources (D) Signup and view all the answers

In a client-server system, how do processors communicate with each other?

Via local area networks (LAN) (C) Signup and view all the answers

What is a key feature of clustered systems?

Clustering allows systems to share storage (B) Signup and view all the answers

What term is commonly used to refer to processors in a distributed system?

Nodes (B) Signup and view all the answers

What does a time-shared operating system allow?

Many users to share the computer simultaneously (B) Signup and view all the answers

What is a process in the context of operating systems?

A program loaded into memory and is executing (D) Signup and view all the answers

What is an essential feature needed for multiprogramming?

Memory management (D) Signup and view all the answers

What does a time-sharing system use to provide each user with a small portion of a time-shared computer?

CPU scheduling and multiprogramming (C) Signup and view all the answers

In a multi-programmed system, what does the operating system do to increase CPU utilization?

Organize jobs in a way that the CPU always has one to execute (A) Signup and view all the answers

What is the purpose of allocating devices in an operating system?

To manage access to peripheral devices (A) Signup and view all the answers