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Database Management with SQL

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Questions and Answers

What is a primary motivation for Distributed Computing Systems?

To decrease system availability
To reduce the number of computers needed
To make systems more complex and difficult to manage
To solve larger problems without larger computers (correct)

What is the primary function of middleware in a Distributed System?

To manage and coordinate the activities of individual hosts
To act as a single, integrated computing facility
To provide a uniform means and style of access to system resources (correct)
To execute components and operate a distribution

What is the result of dividing a task into smaller subtasks in a Distributed System?

Improved system availability
Increased system complexity
Divided work that can be combined later (correct)
Faster processing of individual tasks

What is a characteristic of a Distributed System?

A collection of autonomous hosts connected through a computer network (C) Signup and view all the answers

What is the benefit of scalability in Distributed Computing Systems?

Solving larger problems without larger computers (A) Signup and view all the answers

What is the role of a worker in a Distributed System?

To execute a subtask and send the result to the combiner (C) Signup and view all the answers

What is the purpose of the middleware layer in a Distributed System?

To provide a uniform means and style of access to system resources (B) Signup and view all the answers

What is a characteristic of the hosts in a Distributed System?

They are autonomous and connected through a computer network (B) Signup and view all the answers

What is the benefit of openness and heterogeneity in Distributed Computing Systems?

Applications and data may be difficult to relocate and reconfigure (B) Signup and view all the answers

What is the result of having redundant processing agents in a Distributed System?

Fault-tolerance and system availability (D) Signup and view all the answers