JNTUK R19 2-2 Probability and Statistics Material PDF Download

Students those who are studying JNTUK R19 CSE Branch, Can Download Unit wise R19 2-2 Probability and Statistics Material/Notes PDFs below.

JNTUK R19 2-2 Probability and Statistics Material PDF Download

OBJECTIVES:

• To familiarize the students with the foundations of probability and statistical methods
• To impart probability concepts and statistical methods in various applications Engineering

UNIT-1

Descriptive statistics and methods for data science: Data science – Statistics Introduction – Population vs Sample – Collection of data – primary and secondary data – Type of variable: dependent and independent Categorical and Continuous variables – Data visualization – Measures of Central tendency – Measures of Variability (spread or variance) – Skewness Kurtosis.

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UNIT-2

Correlation and Curve fitting: Correlation – correlation coefficient – rank correlation – regression coefficients and properties – regression lines – Method of least squares – Straight line – parabola – Exponential – Power curves.

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UNIT-3

Probability and Distributions: Probability – Conditional probability and Baye’s theorem – Random variables – Discrete and Continuous random variables – Distribution function – Mathematical Expectation and Variance – Binomial, Poisson, Uniform and Normal distributions.

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UNIT-4

Sampling Theory: Introduction – Population and samples – Sampling distribution of Means and Variance (definition only) – Central limit theorem (without proof) – Introduction to t, 2 and Fdistributions – Point and Interval estimations – Maximum error of estimate.

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UNIT-5

Tests of Hypothesis: Introduction – Hypothesis – Null and Alternative Hypothesis – Type I and Type II errors – Level of significance – One tail and two-tail tests – Tests concerning one mean and two means (Large and Small samples) – Tests on proportions.

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TEXT BOOKS:

1. Miller and Freund’s, Probability and Statistics for Engineers,7/e, Pearson, 2008.
2. S. C. Gupta and V.K. Kapoor, Fundamentals of Mathematical Statistics, 11/e, Sultan Chand & Sons Publications, 2012.

REFERENCE BOOKS:

1. Shron L. Myers, Keying Ye, Ronald E Walpole, Probability and Statistics Engineers and the Scientists,8th Edition, Pearson 2007.
2. Jay l. Devore, Probability and Statistics for Engineering and the Sciences, 8th Edition, Cengage.
3. Sheldon M. Ross, Introduction to probability and statistics Engineers and the Scientists, 4th Edition, Academic Foundation, 2011.
4. Johannes Ledolter and Robert V. Hogg, Applied statistics for Engineers and Physical Scientists, 3rd Edition, Pearson, 2010.

OUTCOMES:

• Classify the concepts of data science and its importance (L4) or (L2)
• Interpret the association of characteristics and through correlation and regression tools (L4)
• Make use of the concepts of probability and their applications (L3)
• Apply discrete and continuous probability distributions (L3)
• Design the components of a classical hypothesis test (L6)
• Infer the statistical inferential methods based on small and large sampling tests (L4)

JNTUK R19 2-2 Operating Systems Material/Notes PDF Download

Students those who are studying JNTUK R19 CSE Branch, Can Download Unit wise R19 2-2 Operating Systems (OS) Material/Notes PDFs below.

JNTUK R19 2-2 Operating Systems Material/Notes PDF Download

OBJECTIVES:

• Introduce to the internal operation of modern operating systems
• Define, explain, processes and threads, mutual exclusion, CPU scheduling, deadlock, memory management, and file systems
• Understand File Systems in Operating System like UNIX/Linux and Windows
• Understand Input Output Management and use of Device Driver and Secondary Storage (Disk) Mechanism
• Analyze Security and Protection Mechanism in Operating System

• New Materials Updated.

UNIT-1

Operating Systems Overview: Operating system functions, Operating system structure, Operating systems operations, Computing environments, Open-Source Operating Systems. System Structures: Operating System Services, User and Operating-System Interface, systems calls, Types of System Calls, system programs, operating system structure, operating system debugging, System Boot.

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UNIT-2

Process Concept: Process scheduling, Operations on processes, Inter-process communication, Communication in client server systems. Multithreaded Programming: Multithreading models, Thread libraries, Threading issues. Process Scheduling: Basic concepts, Scheduling criteria, Scheduling algorithms, Multiple processor scheduling, Thread scheduling. Inter-process Communication: Race conditions, Critical Regions, Mutual exclusion with busy waiting, Sleep and wakeup, Semaphores, Mutexes, Monitors, Message passing, Barriers, Classical IPC Problems – Dining philosophers problem, Readers and writers problem.

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UNIT-3

Memory-Management Strategies: Introduction, Swapping, Contiguous memory allocation, Paging, Segmentation. Virtual Memory Management: Introduction, Demand paging, Copy on-write, Page replacement, Frame allocation, Thrashing, Memory-mapped files, Kernel memory allocation.

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UNIT-4

Deadlocks: Resources, Conditions for resource deadlocks, Ostrich algorithm, Deadlock detection and recovery, Deadlock avoidance, Deadlock prevention.

File Systems: Files, Directories, File system implementation, management and optimization. Secondary-Storage Structure: Overview of disk structure, and attachment, Disk scheduling, RAID structure, Stable storage implementation.

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UNIT-5

System Protection: Goals of protection, Principles and domain of protection, Access matrix, Access control, Revocation of access rights. System Security: Introduction, Program threats, System and network threats, Cryptography for security, User authentication, Implementing security defenses, Firewalling to protect systems and networks, Computer security classification. Case Studies: Linux, Microsoft Windows.

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TEXT BOOKS:

1. Silberschatz A, Galvin P B, and Gagne G, Operating System Concepts, 9th edition, Wiley, 2013.
2. Tanenbaum A S, Modern Operating Systems, 3rd edition, Pearson Education, 2008. (for Interprocess Communication and File systems.)

REFERENCE BOOKS:

1. Dhamdhere D M, Operating Systems A Concept Based Approach, 3rd edition, Tata McGraw-Hill, 2012.
2. Stallings W, Operating Systems -Internals and Design Principles, 6th edition, Pearson Education, 2009
3. Nutt G, Operating Systems, 3rd edition, Pearson Education, 2004.

e-Resources:

NPTEL

OUTCOMES:

• Describe various generations of Operating System and functions of Operating System
• Describe the concept of program, process and thread and analyze various CPU Scheduling Algorithms and compare their performance
• Solve Inter Process Communication problems using Mathematical Equations by various methods
• Compare various Memory Management Schemes especially paging and Segmentation in Operating System and apply various Page Replacement Techniques
• Outline File Systems in Operating System like UNIX/Linux and Windows