Gopal Krishna, Author at EngineersTutor

Permutations and Combinations | Probability Theory

October 5, 2018November 24, 2018 Gopal Krishna 1795 Views 0 Comments fundamental rules of counting, permutations and combinations, solved problems

Permutations Permutations talk about order of things. Permutations are used in specifying lists (order matters). Examples: That means selecting ‘r’

Introduction to Probability Theory

Conditionl Probability | Probability theory

October 5, 2018November 24, 2018 Gopal Krishna 1985 Views 0 Comments conditional probability, joint probability, probability, probability solved questions

Concept of Probability A probability refers to the percentage chance that something will or will not happen. Probability of any

Introduction to Probability Theory

Solved problems | Probability Theory

October 5, 2018November 24, 2018 Gopal Krishna 3474 Views 0 Comments coin toss problems, deck of cards, playing cards, probability, solved problems

HOMEWORK PROBLEMS Determine probability P for each of the following events: (a) A King, Ace, Jack or Queen of diamonds

Introduction to Probability Theory

Sample Space | Probability Theory

October 4, 2018November 24, 2018 Gopal Krishna 8063 Views 0 Comments continuous sample space, discrete sample space, probability theory, random experiment, sample space

SAMPLE SPACE Sample space can be either discrete or continuous depending on the type of random experiment. Discrete sample space

Introduction to Probability Theory

Types of Events | Probability Theory

October 4, 2018November 24, 2018 Gopal Krishna 5101 Views 0 Comments addition theorem of probability, coin toss, Complementary Events, dice rolling, Equally Likely, Exhaustive events, Independent events, Mutually Exclusive, probability solved problems

Types of events Event is a subset of the sample space. So an event may be a single element or

C++ Programming

Steps in Learning C++ programming

October 4, 2018September 21, 2020 Gopal Krishna 3252 Views 0 Comments ANSI C++, C, cin, constants, cout objects, format of C++ program, keywords, namespaces, using namespace stf, variables

Introduction to Communication Systems

Amplitude Modulation (AM) Mathematical Derivation

October 3, 2018September 17, 2020 Gopal Krishna 33418 Views 0 Comments AM, amplitude modulation mathematical analysis, baseband signal, carrier signal, frequency modulation, modulated signal, modulating signal, phase modulation

Modulation definition: Modulation is the process by which some characteristic (amplitude, frequency, or phase) of the carrier is changed according

C++ Programming

Pointers in C++ programming

October 2, 2018November 10, 2018 Gopal Krishna 1324 Views 0 Comments array, C, char pointer, character pointer, float pointer, integer pointer, pointer examples, pointer programs, pointers, void pointer

POINTER: Pointer is a variable, which stores address of another variable. Pointer notation uses two symbols: * (Asterisk) symbol. *

C++ Programming

Arrays in C++

October 2, 2018December 17, 2018 Gopal Krishna 3177 Views 0 Comments array, array examples, array program examples in C/C++, C, char array, chracter array, float array, integer array, pointer, string

Array is a data type like int, float, char, double etc. Note that int, float, char, double data types can

Introduction to Communication Systems

What is modulation and demodulation

September 30, 2018September 17, 2020 Gopal Krishna 7480 Views 0 Comments AM, amplitude modulation, antenna, baseband signal, carrier, FM, frequency modulation, message signal, modulating signal, modulation, need for modulation, phase modulation, PM, rela life example of carrier

Modulation Modulation is an activity or process that takes place in TRANSMITTER section of a communication system. Modulation is the

Introduction to Probability Theory

Concept of Probability | Communication Systems

August 27, 2018November 24, 2018 Gopal Krishna 5188 Views 0 Comments axioms of probability, communication systems, complement, demorgan laws, event, fundamental rules of counting, intersection, operations on events, probability, union

A probability refers to the percentage chance that something will or will not happen. Probability of any event is a

Introduction to Probability Theory

August 27, 2018November 24, 2018 Gopal Krishna 1747 Views 0 Comments communication systems, event, examples of random experiments and sample spaces, probability, probability theory, random experiment, random variable, sample point, sample space

Probability A probability refers to the percentage chance that something will or will not happen. Probability of any event is a number

Algorithms and Flowcharts

Examples of Algorithms and Flowcharts in C

August 27, 2018September 8, 2020 Gopal Krishna 84199 Views 0 Comments algorithm, C code, Examples of algorithms and flowcharts, flowchart

Algorithms and Flowcharts

Programming Constructs

August 27, 2018November 12, 2018 Gopal Krishna 11410 Views 0 Comments interation, loop, programming constructs, selection, sequence

There are THREE basic programming constructs. They are: SEQUENCE SELECTION ITERATION SEQUENCE Sequence logic is used for performing instructions one

Algorithms and Flowcharts

Flowchart and Algorithm

August 27, 2018September 8, 2020 Gopal Krishna 26797 Views 0 Comments algorithm, ANSI, flowchart, flowchart symbols, problem solving, rules for drawing flowchart

Flowchart A flowchart is a pictorial (graphical) representation of an algorithm. A flowchart is drawn using different kinds of symbols.

Algorithms and Flowcharts

Problem solving and Algorithms

August 27, 2018September 9, 2020 Gopal Krishna 3792 Views 0 Comments algorithm, algorithm design, flowchart, problem solving using algorithms, problem solving using computer

Problem Analysis Problem analysis can be defined as studying a problem to arrive at a satisfactory solution. To solve a

Algorithms and Flowcharts

Merge Sort Algorithm with example

August 27, 2018November 12, 2018 Gopal Krishna 4196 Views 0 Comments bucket sort, examples of merge sort, insertion sort, Merge sort algorithm, merging two sorted lists, quick sort, sorting

SORTING Sorting is the process of arranging given numbers or elements in ascending or descending order. Other sorting techniques Insertion

Algorithms and Flowcharts

Selection Sort Algorithm

August 27, 2018November 12, 2018 Gopal Krishna 2855 Views 0 Comments example of selection sort, insertion sort, quick sort, selection sort algorithm, sorting techniques

SORTING Sorting is the process of arranging given numbers or elements in ascending or descending order. Other sorting techniques Insertion

Algorithms and Flowcharts

Bubble Sort Algorithm

August 27, 2018November 12, 2018 Gopal Krishna 3221 Views 0 Comments bubble sort algorithm, examples of bubble sort algorithm, sorting

SORTING Sorting is the process of arranging given numbers or elements in ascending or descending order. Other sorting techniques Insertion

Algorithms and Flowcharts

Linear Search Algorithm

August 27, 2018November 12, 2018 Gopal Krishna 4193 Views 0 Comments big-O notation, linear search algorithm, real life examples of searching, searching

SEARCHING Searching is the process of finding or locating an element or number in a given list. Examples Looking for

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