High Performance Computing Systems Quiz
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Questions and Answers

Which processor won the Jeopardy competition in February 2010?

  • POWER7 (correct)
  • ThreadStorm processor
  • POWER8
  • Intel HIVE processor

    • What type of architecture does the Cray XMT system use?

  • Massively Multithreaded (correct)
  • Single-core
  • SIMD
  • Vector Processing

    • Which benchmark is focused on guiding the design of hardware architectures and software systems for graph algorithms?

  • GraphMaster Benchmark
  • GraphSuper Benchmark
  • Graph100 Benchmark
  • Graph500 Benchmark (correct)

    • What was the peak performance achieved on science apps by the IBM BlueGene/Q system?

    <p>10 PFLOPS</p> Signup and view all the answers

    How many of the Top500 systems in the USA use NVIDIA GPUs?

    <p>Exactly 127</p> Signup and view all the answers

    What metric is used as a yardstick on the TOP500 website?

    <p>Floating Point Operations per Second (FLOP/s)</p> Signup and view all the answers

    Which supercomputer from the list is located in Japan?

    <p>Fugaku</p> Signup and view all the answers

    Which country is associated with the supercomputer named Sierra?

    <p>USA</p> Signup and view all the answers

    What type of matrix is used in the Linpack benchmark for solving Ax=b?

    <p>Dense matrix</p> Signup and view all the answers

    Which supercomputer is related to the manufacturer Atos?

    <p>Tianhe-2A</p> Signup and view all the answers

    What is the unit of measure for floating point operations per second?

    <p>Gigaflop/s</p> Signup and view all the answers

    Which computer system mentioned has over 680,000 cores and approximately 30 Petaflops of performance?

    <p>LBNL’s Cori Computer</p> Signup and view all the answers

    What is the fastest computer listed on top500.org capable of?

    <p>Petaflop performance</p> Signup and view all the answers

    Which event updates the list of the 500 most powerful computers in the world?

    <p>SCxy in November in the U.S.</p> Signup and view all the answers

    In terms of performance, what is typically associated with a Flop in high-performance computing units?

    <p>Floating Point Operation</p> Signup and view all the answers

    What type of matrix was used in the performance test to ensure convergence on Fugaku?

    <p>Random matrix</p> Signup and view all the answers

    What was the achieved performance in terms of Eflop/s for mixed precision HPL on Fugaku?

    <p>2.004 Eflop/s</p> Signup and view all the answers

    What does the metric '67 Gflops/Watt' refer to in the context provided?

    <p>Energy efficiency</p> Signup and view all the answers

    How were the algorithms and software programmed for Massively Parallel Accelerator Systems according to the text?

    <p>By annotating existing serial programs</p> Signup and view all the answers

    What was the peak performance in petaflops of the Fugaku supercomputer?

    <p>442.01</p> Signup and view all the answers

    What established the Gordon Bell Prizes, as mentioned in the text?

    <p>Established in 1987 by Gordon Bell</p> Signup and view all the answers

    Which supercomputer had the highest Rmax performance in exaFLOPS according to the provided information?

    <p>Frontier</p> Signup and view all the answers

    What was the peak power consumption in kilowatts of the Sunway TaihuLight supercomputer?

    <p>15,371</p> Signup and view all the answers

    Which supercomputer had a memory bandwidth per GPU of 1.55 TB/s?

    <p>Perlmutter</p> Signup and view all the answers

    What was the order of the matrix solved by the mixed precision iterative refinement approach on Fugaku?

    <p>16,957,440</p> Signup and view all the answers

    What does the term 'Flop/s' stand for in the context of supercomputers?

    <p>Floating-point Operations per second</p> Signup and view all the answers

    Which of the following applications benefit from high performance simulations according to the text?

    <p>Understanding the universe and proteins</p> Signup and view all the answers

    What is indicated by the growth forecast of accelerators in the text?

    <p>Anticipated high growth for accelerators</p> Signup and view all the answers

    In the context of HPC Cloud Usage Forecast, what does the 17.9% growth over the next 5 years signify?

    <p>Anticipated growth in HPC cloud usage</p> Signup and view all the answers

    Which field benefits from using HPC for understanding the effects of climate change, as mentioned in the text?

    <p>Climate science</p> Signup and view all the answers

    What is one of the challenges in solving social problems at scale using computational science and engineering?

    <p>Sparsity and lack of locality in the data</p> Signup and view all the answers

    What is a key aspect that needs research attention when dealing with massive data science for real-world problems?

    <p>Scalable algorithms and architectures</p> Signup and view all the answers

    What is the purpose of using multiple processors in parallel according to the text?

    <p>To solve problems more quickly</p> Signup and view all the answers

    What is the time complexity for performing a sum (reduction) operation in parallel according to the text?

    <p>O(log n)</p> Signup and view all the answers

    What did Seymour Cray compare to using 1024 chickens when plowing a field?

    <p>Two strong oxen</p> Signup and view all the answers

    Which aspect of data is mentioned as a challenge when solving social problems at scale?

    <p>Sparsity</p> Signup and view all the answers

    What is a focus area for research mentioned in the text regarding massive data science applications?

    <p>Development of frameworks</p> Signup and view all the answers

    What is the benefit of using n processors to perform a sum operation in parallel?

    <p>Time complexity O(log n)</p> Signup and view all the answers

    'Compute the prime factors of 1 billion numbers' scenario emphasizes the use of multiple processors for what purpose?

    <p>To solve problems more quickly</p> Signup and view all the answers

    Which supercomputer system is specifically mentioned to be located in Europe and Japan?

    <p>Cray XMT with ThreadStorm processor</p> Signup and view all the answers

    What benchmark aims to guide the design of hardware architectures and software systems for supporting graph algorithms?

    <p>Graph500 Benchmark</p> Signup and view all the answers

    Which U.S. manufacturer is associated with a supercomputer system mentioned in the text?

    <p>Cray</p> Signup and view all the answers

    What new challenges arise when solving social problems at scale, according to the text?

    <p>Data sparsity and lack of locality, need for research on scalable algorithms and architectures, and development of frameworks</p> Signup and view all the answers

    What supercomputing technology won the Jeopardy competition in February 2010?

    <p>IBM Watson</p> Signup and view all the answers

    In the context of massive data science applications, what does 'scalable algorithms' refer to?

    <p>Algorithms capable of handling increasing amounts of data with high performance computers</p> Signup and view all the answers

    What type of architecture is utilized by the system that achieved record-breaking performance over 10PF sustained on science apps?

    <p>Massively Multithreaded Architecture</p> Signup and view all the answers

    What is a key aspect when considering the unity structure in large social networks?

    <p>Node connectivity and edge weight distribution</p> Signup and view all the answers

    Why is the development of frameworks crucial for solving real-world problems on high-performance computers?

    <p>To facilitate the application of scalable algorithms</p> Signup and view all the answers

    When dealing with social problems at scale, why is the sparsity and lack of locality in data considered a challenge?

    <p>It hinders the application of scalable algorithms and architectures</p> Signup and view all the answers

    What prestigious award was David A. Bader inducted into in 2022?

    <p>IEEE Sidney Fernbach Award</p> Signup and view all the answers

    Which of the following roles has David A. Bader NOT held according to the text?

    <p>Directed: Facebook AI Systems</p> Signup and view all the answers

    What type of systems did David A. Bader direct regarding AI and GPU excellence?

    <p>NVIDIA AI Lab (NVAIL)</p> Signup and view all the answers

    What metric measures the number of citations for David A. Bader's publications?

    <p>$h$-index</p> Signup and view all the answers

    What did David A. Bader direct related to the convergence on Fugaku?

    <p>NVIDIA GPU Center of Excellence</p> Signup and view all the answers

    What is a challenge faced when trying to analyze large social networks according to the text?

    <p>Obtaining relevant social network data</p> Signup and view all the answers

    In the context of scalable algorithms, what does 'unity structure' refer to?

    <p>A characteristic of large social networks</p> Signup and view all the answers

    What is a key consideration when designing architectures for scalable algorithms?

    <p>Handling diverse data types efficiently</p> Signup and view all the answers

    Which aspect is crucial for ensuring the effectiveness of scalable algorithms in handling complex social network structures?

    <p>Incorporating parallel computing techniques</p> Signup and view all the answers

    Why is extending image-based methods to complex 3D scientific datasets considered non-trivial?

    <p>Complexity in data representation</p> Signup and view all the answers

    What is the main purpose of high performance simulations mentioned in the text?

    <p>To simulate climate change effects</p> Signup and view all the answers

    Which aspect of understanding the universe is mentioned as a focus of high performance simulation in the text?

    <p>Exploring dark matter interactions</p> Signup and view all the answers

    What does the term 'simulation' refer to as the third pillar of science in the provided text?

    <p>Replicating physical phenomena digitally</p> Signup and view all the answers

    In the text, what is mentioned as a key benefit of using high performance computing for understanding climate change?

    <p>Modeling sea level rise</p> Signup and view all the answers

    What is highlighted as a challenge in using high performance simulations for energy-efficient jet engines according to the text?

    <p>Simulating airflow dynamics</p> Signup and view all the answers

    What is the difference between concurrency and parallelism?

    <p>Concurrency means multiple tasks are actually active at one time, while parallelism means multiple tasks are logically active at one time.</p> Signup and view all the answers

    Why is high-performance computing often associated with parallel computing?

    <p>Parallel computing enables multiple tasks to be carried out simultaneously, leading to increased performance.</p> Signup and view all the answers

    What is the primary reason for emphasizing interconnect and communication in parallel computing?

    <p>To enhance performance by ensuring effective communication between processors.</p> Signup and view all the answers

    Which type of computer would not be classified as a Parallel Computer?

    <p>Computer with no interconnect or communication features</p> Signup and view all the answers

    What is the significance of parallelism in high-performance computing?

    <p>High-performance computing often relies on parallelism to achieve faster results.</p> Signup and view all the answers

    What approach was taken for programming Massively Parallel Accelerator Systems?

    <p>Rethinking algorithms and software</p> Signup and view all the answers

    What programming method was used for Massively Parallel Accelerator Systems?

    <p>Annotating serial programs</p> Signup and view all the answers

    What is a key aspect to consider when studying unity structure in large social networks?

    <p>Node clustering patterns</p> Signup and view all the answers

    Why is sparsity and lack of locality in data considered challenging for solving social problems at scale?

    <p>It hinders data access efficiency</p> Signup and view all the answers

    What method is used for programming Vector Supercomputers to Massively Parallel Accelerator Systems?

    <p>Rethinking algorithms and software</p> Signup and view all the answers

    In the context of large-scale social networks, what does the term 'scalable algorithms' refer to?

    <p>Algorithms that can handle increasing data volumes efficiently</p> Signup and view all the answers

    What is a common challenge faced when dealing with unity structure in large social networks?

    <p>Maintaining data privacy and security</p> Signup and view all the answers

    How were the algorithms and software programmed from Vector Supercomputers to Massively Parallel Accelerator Systems?

    <p>&quot;Annotating&quot; serial programs</p> Signup and view all the answers

    What is the approximate number of connections each neuron in the Human Brain has?

    <p>10,000</p> Signup and view all the answers

    Which of the following datasets has nearly unbounded size according to the text?

    <p>Social Networks</p> Signup and view all the answers

    What is a key aspect of Symbolic Networks mentioned in the text?

    <p>High computational cost</p> Signup and view all the answers

    In the context of scalable algorithms, what does 'Entity Resolution' refer to?

    <p>Resolving conflicts between different data sources</p> Signup and view all the answers

    What is a common challenge faced when dealing with large social networks and unity structure?

    <p>Handling sparsity and lack of locality in data</p> Signup and view all the answers

    What is the main goal of using Metal Organic Frameworks (MOFs) in natural gas plants?

    <p>To reduce the amount of CO2 released into the atmosphere</p> Signup and view all the answers

    Which simulation technique is used to explore the MOF design space as mentioned in the text?

    <p>Density Functional Theory (DFT)</p> Signup and view all the answers

    What is the focus of the research conducted by Kristin Persson, Gerd Ceder, and team at UCB and LBNL according to the text?

    <p>Materials Design for Batteries and Solar Panels</p> Signup and view all the answers

    In the context of layered materials, what method is used to screen known drugs for COVID-19 as mentioned in the text?

    <p>Molecular docking to SARS-Cov-2 spike protein</p> Signup and view all the answers

    How do Metal Organic Frameworks (MOFs) aid in carbon capture as discussed in the text?

    <p>By removing a significant percentage of CO2 from flue gases</p> Signup and view all the answers

    What is a key challenge faced in solving social problems at scale, according to the text?

    <p>Need for research on scalable algorithms and architectures</p> Signup and view all the answers

    In the context of massive data science applications, what does 'unity structure' refer to?

    <p>An inherent property in large social networks</p> Signup and view all the answers

    Why is the development of frameworks important for solving real-world problems on high-performance computers?

    <p>To facilitate solving complex problems efficiently</p> Signup and view all the answers

    What is the significance of considering the noise and bias inherent in data streams for improved models?

    <p>To accurately represent real-world scenarios in models</p> Signup and view all the answers

    Which aspect is crucial in understanding the opportunities and challenges in massive data science applications as discussed in the text?

    <p>Researching scalable algorithms and architectures</p> Signup and view all the answers

    What is a key consideration in designing scalable algorithms?

    <p>High sparsity</p> Signup and view all the answers

    In the context of unity structure in large social networks, what does 'unity structure' refer to?

    <p>Homogeneous connections</p> Signup and view all the answers

    Why is sparsity considered challenging when designing architectures for scalable algorithms?

    <p>It hampers data processing efficiency</p> Signup and view all the answers

    Which aspect of data structure poses a challenge when studying unity structure in large social networks?

    <p>Low connectivity</p> Signup and view all the answers

    What is a key aspect that requires research attention when focusing on unity structure in large social networks?

    <p>Heterogeneous networks</p> Signup and view all the answers

    What is a key consideration when extending image-based methods to complex, 3D, scientific data sets?

    <p>Ensuring non-trivial complexity is addressed</p> Signup and view all the answers

    When studying unity structure in large social networks, what is crucial for ensuring the effectiveness of scalable algorithms?

    <p>Considering network dynamics and evolving structures</p> Signup and view all the answers

    What type of data analysis approach is mentioned to result in smoother labels compared to heuristic labels?

    <p>Unsupervised learning</p> Signup and view all the answers

    In the context of machine learning demands for computing power, what trend was observed across three eras as per Sevilla et al., 2022?

    <p>Increasing computing demands</p> Signup and view all the answers

    What is emphasized as a challenge when utilizing GANs to build convergence maps of weak gravitational lensing?

    <p>Ensuring convergence and accuracy in the generated maps</p> Signup and view all the answers

    Which supercomputer system is mentioned to have won the Jeopardy competition in February 2010?

    <p>IBM BlueGene/Q</p> Signup and view all the answers

    What type of architecture is used by the Cray XMT system mentioned in the text?

    <p>Massively Multithreaded Architecture</p> Signup and view all the answers

    What is the primary focus of the Graph500 Benchmark mentioned in the text?

    <p>Evaluating hardware architectures for graph algorithms</p> Signup and view all the answers

    In the context of scalable algorithms, what does 'Entity Resolution' typically refer to?

    <p>Merging similar entities within a dataset</p> Signup and view all the answers

    Why are sparsity and lack of locality in data considered challenging when solving social problems at scale?

    <p>They affect data accessibility and processing efficiency</p> Signup and view all the answers

    What type of multiprocessor system has processors with their own memories connected by a high-speed network?

    <p>Distributed Memory multiprocessor</p> Signup and view all the answers

    Which of the following systems contains hundreds or thousands of processors (nodes) and is also known as a cluster?

    <p>High Performance Computing (HPC) system</p> Signup and view all the answers

    In the context of parallel computers, what does SMP stand for?

    <p>Symmetric Multi-Processor</p> Signup and view all the answers

    What type of processor contains multiple processors (cores) on a single chip?

    <p>Multicore processor</p> Signup and view all the answers

    What distinguishes a shared memory multiprocessor from a distributed memory multiprocessor?

    <p>Whether a single memory system is used</p> Signup and view all the answers

    Which type of computer system would be classified as a parallel computer?

    <p>Supercomputer with distributed memory</p> Signup and view all the answers

    What is the key feature of a multicore processor compared to a shared memory multiprocessor?

    <p>Number of processors on one chip</p> Signup and view all the answers

    In the context of parallel computing, what does HPC stand for?

    <p>(High) Performance Computing</p> Signup and view all the answers

    What does SIMD stand for in the field of computing?

    <p>Single Instruction, Multiple Data</p> Signup and view all the answers

    What makes a high performance computing system different from a distributed memory multiprocessor?

    <p>Presence of dedicated memories for processors</p> Signup and view all the answers

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