Podcast
Questions and Answers
What is the primary method of inter-process communication in distributed systems at the lowest level?
What is the primary method of inter-process communication in distributed systems at the lowest level?
- Remote procedure calls (RPC)
- Message passing (correct)
- Distributed databases
- Shared memory access
How do users typically perceive a distributed system, according to the characteristics provided?
How do users typically perceive a distributed system, according to the characteristics provided?
- As a network of interconnected devices
- As a cluster of heterogeneous machines
- As a collection of independent computers
- As a single, unified computer system (correct)
What technology revolutionized the provisioning of computing resources by enabling users to access virtualized hardware over the internet?
What technology revolutionized the provisioning of computing resources by enabling users to access virtualized hardware over the internet?
- Mobile computing
- Cloud computing (correct)
- Sensor networks
- Virtualization
Which of the following is a characteristic of distributed systems?
Which of the following is a characteristic of distributed systems?
What is the benefit of parallelism in distributed systems?
What is the benefit of parallelism in distributed systems?
What are the advantages of a distributed system?
What are the advantages of a distributed system?
What is the primary motivation for the development of distributed systems?
What is the primary motivation for the development of distributed systems?
What is a parallel system characterized by?
What is a parallel system characterized by?
Which term refers to a collection of processing elements working together in a distributed system?
Which term refers to a collection of processing elements working together in a distributed system?
What is a Distributed System?
What is a Distributed System?
Two important considerations in distributed systems are:
Two important considerations in distributed systems are:
Examples of Distributed Systems include:
Examples of Distributed Systems include:
Which system name appears to users as a single computer?
Which system name appears to users as a single computer?
What was another name for the distributed system in the eighties?
What was another name for the distributed system in the eighties?
What is the primary way to communicate between processes in a distributed system?
What is the primary way to communicate between processes in a distributed system?
What distinguishes a distributed system's hardware from that of a traditional system?
What distinguishes a distributed system's hardware from that of a traditional system?
What is the primary goal of a distributed system?
What is the primary goal of a distributed system?
Which term is NOT synonymous with a distributed system?
Which term is NOT synonymous with a distributed system?
Which of the following is NOT a type of distributed system architecture?
Which of the following is NOT a type of distributed system architecture?
What is the main advantage of using a Cluster Computing System?
What is the main advantage of using a Cluster Computing System?
Which of the following is NOT a component of a cluster?
Which of the following is NOT a component of a cluster?
What is the main purpose of a Distributed Information System?
What is the main purpose of a Distributed Information System?
Which of the following is NOT an operating system issue in distributed systems?
Which of the following is NOT an operating system issue in distributed systems?
What is the etymological origin of the term 'system'?
What is the etymological origin of the term 'system'?
Which of the following is an example of an entity?
Which of the following is an example of an entity?
What is an example of an activity in a system?
What is an example of an activity in a system?
How is an event defined in a system?
How is an event defined in a system?
What is the term used to describe changes occurring outside the system?
What is the term used to describe changes occurring outside the system?
What is a fundamental building block of a system?
What is a fundamental building block of a system?
Which software tool is recommended for simulation purposes?
Which software tool is recommended for simulation purposes?
Study Notes
Distributed Systems
- A distributed system is a collection of independent computers linked by a computer network that appears to its users as a single coherent system.
- Ideal distributed system: to present a single-system image.
Characteristics of Distributed Systems
- Autonomous hardware and unified software.
- Users typically perceive a distributed system as a single, unified computer system.
Types of Distributed Systems
- Examples: Local area network, Internet, Database management system.
- Distributed Computing System, Distributed Information System, Distributed Pervasive System, Grid Computing System.
Inter-Process Communication
- Primary method: Message passing.
- Other methods: Shared memory access, Remote procedure calls (RPC).
Parallel Systems
- A parallel system is a collection of processing elements that communicate and cooperate to achieve a common goal.
- Characterized by cooperation among processing elements.
Benefits of Distributed Systems
- Cost reduction, Increased availability, Increased performance through parallelism.
- Parallelism: Increased scalability, Fault tolerance, Resource sharing.
Cluster Computing System
- Main advantage: Higher performance.
- Technology commonly used for communication: Ethernet.
System Concepts
- A system is characterized by its boundary, components, and their interactions, and environment.
- Entity: A machine in a factory.
- Activity: Welding.
- Event: An immediate occurrence.
System Classification
- Based on: Discrete, Time Frame, Continuous, Hybrid.
- According to the Time Frame: Discrete, Continuous, Hybrid.
Modeling and Simulation
- Goal: To analyze the effect of changes in the system.
- Recommended software tool: AnyLogic.
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Description
Test your knowledge of distributed systems programming with this quiz by Dr. Ali Takieldin. Explore concepts such as what a distributed system is and important considerations in distributed systems. Get ready to enhance your understanding of building coherent systems using independent computers.
