Abhishek Sharma, Author at PrepBytes Blog

SAR Command Linux Monitor System Performance

Abhishek SharmaOctober 19, 2023May 3, 2024

System Activity Reporter (SAR) is a command-line utility in Linux used to collect, report, and analyze system activity data. SAR can provide valuable insights into various aspects of system performance,...

Operating system

IPtables Command in Linux with Examples

Abhishek SharmaOctober 19, 2023

In the world of Linux system administration and network security, the iptables command is a vital tool. iptables is a powerful firewall management tool that allows you to configure, secure,...

Operating system

rm command Linux Examples

Abhishek SharmaOctober 17, 2023

The rm command is a fundamental tool in the Linux operating system. It stands for "remove," and its primary purpose is to delete files and directories. While rm may seem...

Operating system

How To Install pip in Linux?

Abhishek SharmaOctober 17, 2023

Installing pip on a Linux system is a fundamental step for Python developers and system administrators alike. pip is a powerful package manager for Python that simplifies the process of...

Automata

Difference Between DFA and NFA

Abhishek SharmaSeptember 22, 2023July 18, 2024

In the realm of automata theory, two of the most fundamental concepts are Deterministic Finite Automata (DFA) and Non-Deterministic Finite Automata (NFA). Both DFA and NFA are used to recognize...

Computer Network

Chomsky Hierarchy in Theory of Computation

Abhishek SharmaSeptember 22, 2023September 22, 2023

The Chomsky Hierarchy in Theory of Computation, named after the renowned linguist and cognitive scientist Noam Chomsky, is a fundamental concept in the field of theoretical computer science. It classifies...

C Programming

20 Simple C Programs for Beginners

Abhishek SharmaFebruary 3, 2023April 28, 2023

Many interviews generally include questions about C programs. These programs can be used to handle files, arrays, strings, pointers, linked lists, and other fundamental data types. About C Programming Language...

C Programming

Bitwise Operators in C

Abhishek SharmaJanuary 30, 2023June 6, 2023

C bitwise operators are essential tools for manipulating data at the bit level in the C programming language. These operators allow programmers to perform operations on individual bits, enabling efficient...

Java

HashMap in Java

Abhishek SharmaJanuary 27, 2023

In this article, we will learn about hashmap in java and some important and basic operations on hashmap java and we’ll look at how it works internally. Hashmap class in...

Arrays

How to Rotate Array in Java

Abhishek SharmaJanuary 25, 2023September 22, 2023

Rotate Array is the simple act of shifting an element of an array to the left, right, or directly by n positions without affecting the array's "bounds." We can rotate...

Java

Method Overriding in Java

Abhishek SharmaJanuary 25, 2023August 18, 2023

One of the fundamental concepts that elevates Java's object-oriented paradigm is method overriding. This powerful technique empowers developers to extend and customize the behavior of their classes, creating more flexible...

Stacks

Implementation Of Stack using Array

Abhishek SharmaJanuary 25, 2023September 22, 2023

In this article, we will learn what is a stack, the algorithm for the implementation of stack using array, the algorithm of the stack with an example dry-run, the program...

Stacks

How to Implement Min Stack

Abhishek SharmaJanuary 24, 2023September 22, 2023

In this article, we will learn what is Min Stack and what are the different ways to implement the min stack. What is Min Stack? The Min Stack is a...

Stacks

What is Stack in Data Structure

Abhishek SharmaJanuary 24, 2023September 22, 2023

This article aims to comprehensively explore the fundamental aspects of the stack data structure. We'll begin by delving into the basics of stacks, including their definition and significance within data...

Miscellaneous

How to Design Flowcharts in Programming

Abhishek SharmaJanuary 23, 2023September 22, 2023

We will see a flow chart example. A flowchart is simply a graphical representation of a series of actions. It is commonly employed to illustrate the progression of algorithms, workflows,...

Arrays

Dynamic Array in Data Structures

Abhishek SharmaJanuary 19, 2023July 15, 2024

Dynamic arrays are a fundamental data structure in computer science, offering flexibility and efficiency for managing collections of elements. Unlike static arrays with a fixed size, dynamic arrays can grow...

Arrays

Find Missing Number in Array

Abhishek SharmaJanuary 19, 2023November 1, 2023

Arrays are an essential data structure in computer programming. Arrays are composed of a set of elements, and each element is reachable through an assigned index. Identifying a missing number...

Python

Difference Between Array and List in Python

Abhishek SharmaJanuary 19, 2023April 26, 2023

The two most significant data structures in Python are arrays and lists. In Python, data are stored in lists, arrays, and lists. We can iterate, slice, and index using these...

Data Structure

Difference Between Tree and Graph in Data Structure

Abhishek SharmaJanuary 18, 2023February 2, 2023

We must first understand linear and non-linear data structures before learning about tree and graph in data structures. The linear data structure is a structure with just one level and...

Miscellaneous

Difference Between ArrayList and Vector

Abhishek SharmaJanuary 18, 2023September 22, 2023

In this blog we gonna talk about the difference between ArrayList and Vector. ArrayList and Vector are both members of the Collection Framework's class hierarchy. They serve as tools to...

Arrays

Array: Functions and Operations

Abhishek SharmaJanuary 18, 2023August 29, 2023

In the present session, we will delve into array functions, array operations, and address some array-related inquiries. An entity referred to as an "array" can house a specific quantity of...

C Programming

How to Find the Length of an Array in C

Abhishek SharmaJanuary 17, 2023June 8, 2023

This blog discusses the length of arrays for a number of operations, such as iterating over the array, copying the array, and more. The many methods for obtaining a C...

Arrays

Difference between Array and ArrayList

Abhishek SharmaJanuary 17, 2023April 24, 2023

In this article we’ll see the Array vs ArrayList. The data structures Array vs ArrayList are well-known in Java. While ArrayList is a class of the Java Collections framework, an...

Arrays

One-Dimensional Array

Abhishek SharmaJanuary 17, 2023November 1, 2023

In computer science, arrays serve as a data structure for the contiguous storage of elements sharing the same data type. Arrays allow for the consolidation of multiple values of a...

Data Structure

What is Double-Ended Queue in Data Structure?

Abhishek SharmaJanuary 16, 2023August 29, 2023

We will study the data structure concept of dequeue or double ended queue in this article. Let's first take a quick look at what a data structure is before we...

C Programming

What is Enum in C?

Abhishek SharmaJanuary 16, 2023September 22, 2023

Enum in C is a versatile data representation tool. Enumeration in C enable developers to assign symbolic names to integral values using a concise syntax, making code more readable and...

C Programming

Structure of C Program with Example

Abhishek SharmaJanuary 16, 2023July 13, 2023

A structured approach is used in a C program, which includes preprocessor directives, function declarations, global variable declarations, and the main function. Preprocessor directives deal with header files and macros,...

C Programming

Define Structure in C

Abhishek SharmaJanuary 16, 2023April 13, 2023

A structure in C enables programmers to group different types of variables together under a single name. Structure in C language is a very powerful feature that allows for the...

C Programming

C Function Definition, Declaration and Syntax

Abhishek SharmaJanuary 9, 2023April 28, 2023

A function in c programming is a group of statements that perform a specific task. While the main() function is required in every C program, additional functions can be declared...

C Programming

Arithmetic Operators in C

Abhishek SharmaJanuary 9, 2023May 22, 2023

Arithmetic operators are an essential component of the C programming language, enabling developers to perform mathematical calculations on numerical values. C provides a set of built-in arithmetic operators that allow...

Abhishek Sharma

SAR Command Linux Monitor System Performance

IPtables Command in Linux with Examples

rm command Linux Examples

How To Install pip in Linux?

Difference Between DFA and NFA

Chomsky Hierarchy in Theory of Computation

20 Simple C Programs for Beginners

Bitwise Operators in C

HashMap in Java

How to Rotate Array in Java

Method Overriding in Java

Implementation Of Stack using Array

How to Implement Min Stack

What is Stack in Data Structure

How to Design Flowcharts in Programming

Dynamic Array in Data Structures

Find Missing Number in Array

Difference Between Array and List in Python

Difference Between Tree and Graph in Data Structure

Difference Between ArrayList and Vector

Array: Functions and Operations

How to Find the Length of an Array in C

Difference between Array and ArrayList

One-Dimensional Array

What is Double-Ended Queue in Data Structure?

What is Enum in C?

Structure of C Program with Example

Define Structure in C

C Function Definition, Declaration and Syntax

Arithmetic Operators in C

Integrated Services Digital Network (ISDN)

VLAN ACL (VACL) in Computer Networks

Inter-VLAN Routing Using a Layer 3 Switch

Access and Trunk Ports in Computer Networks

Role-Based Access Control (RBAC) in Computer Networks

Display Processor in Computer Graphics

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