BCOS-183

What are active and passive attacks? Explain with suitable example.

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Introduction In the realm of cybersecurity, attacks on computer systems are broadly classified into two categories: active attacks and passive attacks. These attacks aim to compromise the confidentiality, integrity, or availability of information. Understanding the nature and differences between these two types of attacks is crucial for developing effective security strategies. Main Body What is […]

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What are the Computer Networks? Explain their importance and various types.

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Introduction Computer networks are systems that connect multiple computing devices, allowing them to communicate, share resources, and exchange data. These devices can include computers, servers, routers, and other hardware connected via wired or wireless communication links. Networking is essential in modern computing and plays a foundational role in personal, academic, and business environments. Main Body

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How do Pivot charts help in understanding the outcome of cross tabulation of data set?

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Introduction Pivot charts are a dynamic tool in Microsoft Excel that allow users to visually represent data from PivotTables. They help in summarizing large datasets and revealing patterns and trends through graphical representation. When combined with cross-tabulation, Pivot charts become powerful tools for data analysis, aiding in decision-making and strategic planning. Main Body What is

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Explain the process of creating a chart in PowerPoint with the help of an example.

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Introduction Charts are an essential feature in PowerPoint used to visually represent data. They make complex information easy to understand and help in presenting trends, comparisons, and relationships clearly. Creating a chart in PowerPoint is a simple process that can enhance the quality and professionalism of a presentation. Main Body Steps to Create a Chart

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Describe the various options available in the main menu bar of MS-Word.

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Introduction Microsoft Word is a widely used word processing application that enables users to create, edit, format, and share documents efficiently. The main menu bar in MS Word contains several tabs, each offering a variety of options and tools. Understanding these menu options is essential for maximizing the features of MS Word and creating professional

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Discuss the benefits and limitations of centralized and decentralized information in business organizations.

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Introduction Information management plays a critical role in business operations. Organizations must choose between centralized and decentralized systems for storing, accessing, and distributing information. The choice depends on several factors including size, structure, business goals, and the need for agility. Understanding the advantages and drawbacks of both models is essential for making informed decisions in

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Explain operating system and their types.

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Introduction An operating system (OS) is system software that manages computer hardware, software resources, and provides common services for computer programs. It acts as an intermediary between users and the computer hardware, ensuring that applications run efficiently and users can interact with the system smoothly. The OS plays a critical role in resource allocation, file

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Explain LOOKUP, VLOOKUP and HLOOKUP with examples.

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Introduction LOOKUP, VLOOKUP, and HLOOKUP are important functions in Microsoft Excel used to search for specific data in a spreadsheet. They simplify data analysis by finding values based on criteria and returning associated data from tables. Each of these functions serves a unique purpose depending on how your data is organized—either vertically or horizontally. Main

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What is the difference between SLN and DB method of Depreciation? How are they implemented in MS Excel?

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Introduction Depreciation is a method of allocating the cost of a tangible asset over its useful life. Businesses use depreciation to account for the decrease in value of an asset over time due to wear and tear, obsolescence, or usage. In Microsoft Excel, depreciation calculations can be automated using built-in financial functions. Two commonly used

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Explain the options we have to protect our document while sharing with others.

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Introduction In the digital world, document sharing is a common practice, especially in academic, professional, and business settings. However, ensuring the security and integrity of these documents is critical. When documents are shared, they may be edited, copied, or misused if not properly protected. Thankfully, modern software like Microsoft Word, Google Docs, and PDF editors

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