Parallel Computing Models

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In SISD systems, what is the primary limitation of the processing element's speed?

The complexity of the machine instructions.

The number of CPUs available.

The size of the primary memory.

The rate at which the computer can transfer information internally. (correct)

Which type of system is well-suited for scientific computing due to its ability to perform vector and matrix operations?

SIMD system (correct)

SISD system

MISD system

MIMD system

According to Flynn's classification, what type of system can execute multiple instructions on a single data stream?

MISD system (correct)

SIMD system

MIMD system

SISD system

In a SISD system, how are machine instructions processed?

Sequentially Signup and view all the answers

What type of system can execute different instructions on multiple data streams?

MIMD system Signup and view all the answers

Which type of system is characterized by the execution of a single instruction on a single data stream?

SISD system Signup and view all the answers

What is the primary factor that contributes to the power of modern supercomputers?

Architecture and parallelism Signup and view all the answers

What is the primary function of middleware in a distributed system?

To enable computers to coordinate their activities and share resources Signup and view all the answers

Which of the following systems is characterized by a single instruction stream and a single data stream?

SISD (Single Instruction, Single Data) system Signup and view all the answers

Which of the following systems is characterized by a single instruction stream and multiple data streams?

SIMD (Single Instruction, Multiple Data) system Signup and view all the answers

Which of the following systems is characterized by multiple instruction streams and multiple data streams?

MIMD (Multiple Instruction, Multiple Data) system Signup and view all the answers

What is the primary characteristic of a Multiple-instruction, single-data (MISD) machine?

Executing different instructions on the same dataset Signup and view all the answers

What is the key difference between distributed memory MIMD machines and shared memory MIMD machines?

The way communication between PEs takes place Signup and view all the answers

What is the main goal of dividing a program into smaller chunks in parallel programming?

To allow each processor to work on separate chunks of the problem Signup and view all the answers

What is the main advantage of using a MIMD machine over a MISD machine?

MIMD machines can execute multiple instructions on multiple datasets Signup and view all the answers

What is the term used to describe systems that are based on the MIMD model and have a shared memory?

Tightly coupled multiprocessor systems Signup and view all the answers

What is the Flynn's classification of a system that executes a single instruction on a single dataset?

SISD (Single-Instruction, Single-Data) Signup and view all the answers

Which parallel programming approach is highly suitable for processing on machines based on the SIMD model?

Data parallelism Signup and view all the answers

What is the primary limitation of increasing the speed of a system?

It is proportional to the square root of system cost Signup and view all the answers

What is the relationship between the speed of a parallel computer and the number of processors?

Speed increases as the logarithm of the number of processors Signup and view all the answers

What is Amdahl's Law primarily concerned with?

The relationship between speedup and number of processors Signup and view all the answers

What is the primary advantage of fine-grained granularity in parallel computation?

Higher opportunity for performance enhancement Signup and view all the answers

What is the primary characteristic of the farmer-and-worker model in parallel programming?

Master-slave architecture Signup and view all the answers

What is the primary characteristic of parallel computing systems?

Each processor is of the same type and has the same capability. Signup and view all the answers

In parallel computing, how do processors communicate with each other?

By means of shared memory. Signup and view all the answers

What is the key difference between parallel and distributed computing?

The location of the computing elements. Signup and view all the answers

What is the primary advantage of parallel computing systems?

Improved scalability. Signup and view all the answers

What is the primary characteristic of distributed computing systems?

Heterogeneity of computing elements. Signup and view all the answers

What is the primary goal of dividing a computation into units in parallel and distributed computing?

To allow concurrent execution on different computing elements. Signup and view all the answers

What is the primary characteristic that distinguishes a SISD system from a SIMD system?

The number of data streams processed Signup and view all the answers

What type of computing system is particularly well-suited for applications involving vector and matrix operations?

SIMD systems Signup and view all the answers

Which of the following systems is characterized by the execution of multiple instructions on different data streams?

MIMD systems Signup and view all the answers

What is the primary limitation of the processing element's speed in a SISD system?

The rate of internal information transfer Signup and view all the answers

Which of the following systems is characterized by the execution of a single instruction on multiple data streams?