Data Items in a Digital Certificate

• Serial Number
• Certificate Authority (CA) that issued the certificate
• CA Digital Signature
• Name of company/organization/individual owning the certificate
• Subject Public Key
• Validity Period of the certificate
• Hashing Algorithm

Conditions for Message Authenticity

• Digital Certificate
• Inclusion of Public Key
• Use of Public Key to hash the received message and produce a message digest
• Comparison of the generated hash to the digital signature

Usage of Encrypted Message Digest

• Financial Transactions
• Legal Documents
• Software Distribution

Process of Digital Signature

1. Software is put through a hashing algorithm.
2. The hash total is encrypted with a private key.
3. The software and encrypted digest hash/digital signature are sent.
4. The receiver

1. Knowledge Value Chain Business: Definition and Phases
2. Knowledge management refers to the set of business processes developed in organizations to create, store, transfer, and apply knowledge.

Knowledge management increases the ability of the organization to learn from its environment and to incorporate knowledge into its business processes.

Phases:

• Knowledge Acquisition: The organization acquires knowledge in a number of ways, depending on the type of knowledge they seek. The first knowledge management systems sought to build corporate repositories of documents, reports, presentations, and best practices.
• Knowledge Storage: The knowledge storage generally involves the creation of a database document management system that digitizes, indexes, and

• Learning Objectives:

Understand binding and typing and namespaces  

• A binding is an association between an entity and an attribute, such as between a variable and its type or value, or between an operation and a symbol

Understand variable scope  Be able to identify both static and dynamic scope

• Variablescope is the range of statements in which the variable is visible

• A variable is visible in a statement if it can be referenced or assigned in that statement

• Static scoping is when the scope of a variable is determined prior to program execution and is unchanged throughout (can be located prior to execution) 

• Dynamic scoping is when the scope is determined at run time and can change during execution

Understand basic types and their implementation

• The

Módulo 1

1- 1c 2a 3d 4e 5f 6b

2.-

1. keep records
2. make video calls
3. access the Internet
4. dispense money
5. store information
6. store ringtones

3.-

1f 2e 3d 4a 5c 6b

4.-

1. The CPU is a chip which acts as the brain of a computer
2. A hacker is a person who invades a network's privacy
3. A modem is an electric device that enables a computer to communicate with another over telephone lines
4. A software engineer is someone who writes computer programs
5. The mobile phone is a device that people use for communicating with each other

5.-

1e 2b 3g 4d 5f 5a 7c

6.-

1. Do you need any help?
2. We're looking for a portable computer
3. They are both very fast
4. What's the storage capacity of the hard disk?
5. It has a 15.4" LCD screen
6. How much do they cost?
7. You're obviously getting a faster computer, with more memory

7.

Understanding Search Engine Optimization (SEO)

Crawling and Indexing

Web crawlers, also known as bots, robots, or spiders, are software programs designed to follow links, gather information, and send it back to search engines for indexing. This process allows search engines to understand the content and structure of websites.

Evolution of Google Search Algorithms

Over the years, Google has implemented various algorithm updates to improve search results and combat spam. Some notable updates include:

• Google Dance (2002): Click-through rates started influencing search rankings.
• Austin (2004): Targeted websites with keyword stuffing.
• Google Suggest (2008) & Google Instant (2010): Introduced predictive search based on search history.
• Hummingbird (2013)

What is the DIN 2345 Standard?

The DIN 2345 standard, published by the German Institute for Standardization in 1998, regulates translation contracts. It defines terms and activities to standardize and unify translation procedures, ensuring a smooth process. Key aspects include the organization of the translation process, handling of the source text (ST) and target text (TT), and revision of the TT.

Organization of a Translation Project

According to DIN 2345, organizing a translation project involves:

• Translator selection
• Client-translator agreements
• Client support for the translator
• Sub-contracting procedures
• Documentation

Requirements Concerning the Source Text (ST)

DIN 2345 outlines specific requirements for the ST:

• The client is responsible for the

Using Voicemail

• Contact someone off the hook: Press this button
• Delete: Press receiver
• Dial a phone number: Record an outgoing message
• Enter your access code: Replay
• Fast forward: Retrieve
• Listen to incoming messages: Review
• Location: Rewind
• Loud/Loudspeaker: Volume
• Modify: Save

Using the Intranet

• Attachment: doc. adjunto
• Background: fondo
• Bold: negrita
• Bullet: viñeta
• Column: Lower case letters: minúscula
• Copy: Paragraph
• Cut: Password
• Desktop: Paste
• Double click: Reply: contestar
• Flow chart: organigrama
• Font: Row: fila
• Forward: reenviar
• Heading: título
• Icon: Italics: cursiva
• Log in: iniciar sesión
• Log out: cerrar sesión
• Underline: subrayar
• Upper case letters: mayúscula
• Username:

Extra

• Alignment: alineación
• Flash: destello
• Headset: auriculares
• Hold: espera
• Increased security:

Expert systems

have four major components. Which of the following is not one of the four?

• Interference motor

Major categories of E-commerce

include all of the following except which one?

• Business to department (B2D)

Computing environment

that is always present and is capable perceive the surroundings and offer recommendations based on individual need and requirement is known as:

• Contextual computing

AI application

includes Bots, Virtual agents, and Intelligent virtual agents. Which of the following best describes this AI technology?

• Intelligent agents

Application used in all the functions of a business

which supports decision making throughout the organization is known as___

• Enterprise system

Four phases of the decision-making process

in a typical organization... Continue reading "Key Concepts in Information Systems and Technology" »

COLLABORATIVE SOLUTIONS FOR PRACTICE PROBLEMS

CSE 12

God help us all

ALL MIGHTY CS LORDS GIVE US MERCY

• Use the google comment system to ask questions or leave comments on any answer

• How to use comments: https://support.Google.Com/docs/answer/65129?Hl=en

• When you write an answer, add the question along with the answer

• Add an explanation for your answer

• Always doubt everyone else’s answers until you confirm for yourself they’re correct

____________________________________________________________________________

Complexity Problems

1. Consider a small array a and large array b. Accessing the first element of a takes more/less/the same amount of time as accessing the first element of b.

A. The same amount of time

B. Less time  

C. More time

Should be the same... Continue reading "Collaborative Study Guide: CSE 12 Complexity, Generics, Data Structures & Algorithms" »

Types of HTML Headings

HTML headings are classified into six levels, ranging from <h1> to <h6>, with <h1> representing the most important heading and <h6> the least important.

Usage of HTML Headings

Headings play a crucial role in structuring your web content and enhancing its readability. They help:

• Organize content: Headings divide your content into logical sections, making it easier for users to navigate and understand.
• Establish hierarchy: The different heading levels create a visual hierarchy, indicating the relative importance of each section.
• Improve accessibility: Headings provide context and structure for screen readers, assisting users with disabilities.

SEO Optimization of HTML Headings

Headings are significant for... Continue reading "Comprehensive Guide to HTML Headings: Types, Usage, and SEO Optimization" »