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- 1Advantages of online software-Updated automatically
-Backed up automatically
-Can be used in different devices
-Can be used in different operating - 2Disadvantages of Online Software-Required internet
-Disadvantages of Online Software
-It could crash
-Security Risks - 3Advantages of standalone software-It can be used offline
-Its faster with a poor internet - 4Disadvantages of standalone software-Is not possible to use it in another device.
-It has to be backed up by the host. - 5Advantages of collaborative working-Its easier to people that aren't in the same location to work together
-Easier management of projects
-Faster completion of projects
-significant cost savings
- - 6Disadvantages of colaborative working-Lack of face-to-face interaction
-Possibility of network failure and equipment breakdown
-Language and cultural difference
-Incidences of group think - 7The importance of version control and how it can be used.-Version control is important for documents that undergo a lot of revision and redrafting and is particularly important for electronic documents because they can easily be changed by a number of difference users.
- 8Levels of access-Staff can access areas depending on their role
-Students and teachers see difference parts of network - 9File permission-Read: view only
-Read/write: view and edit
-Full control: Also delete - 10—How does the internet search database(web pages).
- 11Client sideClient-side refers to operations that are performed by the client in a client-server relationship in a computer network.
- 12search enginea program that searches for and identifies items in a database that correspond to keywords or characters specified by the user, used especially for finding particular sites on the World Wide Web
- 13server sidescripts are client-side because they are executed by your browser
- 14spideris a web made software that maintains your files up to today's date
- 15indexan alphabetical list of names, subjects, etc. with reference to the pages on which they are mentioned.
- 16databasea structured set of data held in a computer, especially one that is accessible in various ways
- 17sponsored link resultsA paid advertisement in the form of a hypertext link that shows up on search results pages.
- 18advertsan advertisement.
- 19popularitysome thing that everyone is talking about you search it and you can buy it online.
- 20Store and forwardrelating to or denoting a data network in which messages are routed to one or more intermediate stations where they may be stored before being forwarded to their destinations.
- 21Address book/ contact groupa feature of email were you can send a email to many people at the same time.
- 22CCcarbon copy they can see who else did you send this to
- 23BCCBlind carbon copy the recipients dont know who else did you send it to too
- 24Benefits of using email-Its faster
-lower cost
easy to share measure and to get started
- - 25Drawbacks of using emailEmails can be sent and received from any computer, anywhere in the world, that has an internet connection
- 26SMTP simple mail transfer protocol pull-Simple mail transfer protocol
-It pushes outgoing email to a server
-If ever a problem sending, them SMTP will keep trying until its send - 27POP3 post office protocol 3-POP originally came before webmail when people used email client software eg SM Outlook
-You downloaded emails from the server
-Then email could be deleted from the server - 28IMAP keeps email on the server Internet Message Access Protocol push emails-Lets you access your email on a server
-When logon you pull email from server
-So you can access anytime anywhere. - 29—
- 30Email clientEmail client implemented as a web application running on a web server. ... As with any web application, web mail's main advantage over the use of a desktop email client is the ability to send and receive email anywhere from a web browser.
- 31WebmailWeb-mail are web-based email accounts. These are usually free email accounts that are operated from a website. Examples include Hotmail, GMail and Yahoo Mail. Web-mail allows the users to access their emails as long as they have access to an Internet connection and a web browser.
- 32URLsURL is an acronym for Uniform Resource Locator and is a reference (an address) to a resource on the Internet. A URL has two main components: Protocol identifier: For the URL http://example.com , the protocol identifier is http . Resource name: For the URL http://example.com , the resource name is example.com .
- 33search enginesa program that searches for and identifies items in a database that correspond to keywords or characters specified by the user, used especially for finding particular sites on the World Wide Web
- 34Email usesEmail. Email, short for "electronic mail," is one of the most widely used features of the Internet, along with the web. It allows you to send and receive messages to and from anyone with an email address, anywhere in the world. Email uses multiple protocols within the TCP/IP suite.
- 35Email protocolsThe Internet Message Access Protocol (IMAP) is a mail protocol used for accessing email on a remote web server from a local client. IMAP and POP3 are the two most commonly used Internet mail protocols for retrieving emails. Both protocols are supported by all modern email clients and web servers.
- 36—j
- 37Description of packet switchingPacket switching is the process of data being broken into packets before being sent through a network and then re-assembled at the other end.
- 38Advantages of packet switching-packet choose different routes so traffic flow is efficient
-big files can still be sent but don't clog network
- packets give security benefit because if intercepted, the hacker will only have one part of a file - 39Disadvantages of packet switchingDisadvantages of Packet Switching: In Packet Switching Packets arriving in wrong order. Takes Transmission delay. Requires Large amount RAM (Random Access Memory) to handle large amount of data communication in packets.
- 40simplex with exampleSimplex is a communications mode in which only one signal is transmitted, and it always goes in the same direction. ... When two stations exist and they alternately (not simultaneously) send signals to each other on the same frequency, the mode is technically known as half duplex.
- 41Full duplex with exampleRefers to the transmission of data in two directions simultaneously. For example, a telephone is a full-duplex device because both parties can talk at once. In contrast, a walkie-talkie is a half-duplex device because only one party can transmit at a time.
- 42Half duplex with exampleAn example of a half-duplex system is a two-party system such as a walkie-talkie, wherein one must use "over" or another previously designated keyword to indicate the end of transmission, and ensure that only one party transmits at a time, because both parties transmit and receive on the same frequency.
- 43Serial and parallel transmission descriptionSerial and Parallel Communication. Data can be transmitted between a sender and a receiver in two main ways: serial and parallel. Serial communication is the method of transferring one bit at a time through a medium. Parallel communication is the method of transferring blocks, eg: BYTEs, of data at the same time.
- 44Benefit and limitationOther funds may apply benefit limitations which pay reduced benefits on one or more services for a set period of time that is no longer than normal waiting periods, then pay full benefits after this period. At Emergency Services Health our hospital cover has no benefit limitation periods.
- 45HTMLHypertext Markup Language
HTML is made up of tags, mostly in pairs. Pairs of tags are called HTML elements.The open tag is written between <>
Most tags also have a close tag which includes a forward slash. text - 46HTML typeshttp://www.thuto.org/ubh/
- 47—
- 48Description of client and server side processingDifferences between Client-side and Server-side Scripting. The client-side environment used to run scripts is usually a browser. The processing takes place on the end users computer. The source code is transferred from the web server to the users computer over the internet and run directly in the browser.
- 49—g
- 50Database-A database is a structure collection of data
-A table stores a set of data e.g. details of all the students in school
-A record is one row that stores data about a single item eg a student's details
-A field are the columns in a table eg forename,surname,gender,date of birth
-The primary key is a special field with a unique identifier eg a student ID - 51TableA table stores a set of data e.g. details of all the students in school
- 52FieldA field are the columns in a table eg forename,surname,gender,date of birth
- 53RecordA record is one row that stores data about a single item eg a student's details
- 54Primary KeyThe primary key is a special field with a unique identifier eg a student ID
- 55Foreign Keyare key field that appear in other tables
- 56Relationship-Most databases need more than one table to store all the data
-So the tables need to be linked (or related) to create a relational database. - 57Data Types and Uses:Says what kind of data is going to be stored in a field
- 58TextAny kind of characters, including letters and numbers
- 59Numericnumerical values
- 60Date/Timedates and time
- 61Booleanone of two values, such a yes/no or true/false
- 62—l
- 63define an online databaseAn online database is a database accessible from a local network or the Internet, as opposed to one that is stored locally on an individual computer or its attached storage (such as a CD). Online databases are hosted on websites, made available as software as a service products accessible via a web browser.
- 64define local databaseA service-based database is a database that is only accessed through a server. ... A local database is one that is local to your application only. It uses an SDF data file, which is SQL Server CE (Compact Edition) format. There is no need to install a server to access an SDF database.
- 65Define DBMS Database Management systemA database management system (DBMS) is system software for creating and managing databases. The DBMS provides users and programmers with a systematic way to create, retrieve, update and manage data.
- 66Define SQL Structure Query LanguageSQL (pronounced "ess-que-el") stands for Structured Query Language. SQL is used to communicate with a database. According to ANSI (American National Standards Institute), it is the standard language for relational database management systems.
- 67feature of a local databaseA database management system (DBMS) is a tool to store, edit and organise data in a database . It provides several key features allows data to be shared by many users. provides user interfaces to work with the data.
- 68feature of an online databaseyou can access this database around the world.
- 69Threats to data
- 70How to protect data
- 71ThreatA company's network security can be breached by people ho take a random opportunity, such as an unattended PC
- 72Opportunisth
- 73Virusviruses are malicious programs designed to replicate and spread across a computer or a network to damage or corrupt files and data
- 74MalwareMalware is the name fr several other types of malicious software, such as trojans,worms,adware,spyware and other nasty software that aims to cause damage to files or to steal data.
- 75PhishingMeans when hackers use fake emails or fake websites to trick people into clicking links and then entering their personal data, such as bank passwords
- 76Accidental damageThis could include floods, or fire or hurricanes or damage from untrained users
- 77hackersmeans people who purposely try to gain unauthorided acces to a computer or a network. But bear in mind that a high porportion of hackers are people who actually work for an organisation
- 78Pay Per Clickdisadvantages-competition for keywords wich could mean that the company ia at the bottom of the search page rankings (leading to viewers not bothering to look at it)
- 79Pay Per Clickdisadvantages-vague use of keywords means that although people click to find out what it is advertising there are no sales( from the click as the website may not be what they are looking for)
- 80Pay Per ClickTime consuming to monitor traffic wich delays the refinement of keywords to ensure customers visit and purchase goods
- 81firewall prevent unautorised acces to a computer systemit monitors all data arriving from the internet so that it can stop/block anything it considers harmful such as viruses,spam,etc
- 82explain how a computer checks that a password has been entered correctlyyou entered it and they compare it with the database
- 83firewallOn the outbound side, firewalls can be configured to prevent employees from sending certain types of emails or transmitting sensitive data outside of the network. ... Additionally, firewalls can prevent outside computers from accessing computers inside the network.
- 84adavantages of using online software to create documentscollaborative working, automatic save
- 85why it is important to control the levels of accessthey can delete your files or share it to a person that you dont want her to see it
- 86employe communicationthey can be using the companies email to send some personal emails and by monitoring them they can se if they are working for them
- 87Factors that the school will need to consider when backing up its dataFull backup all the data is backed up all the time the system is runes
Incremental only the data that has been created or charged since the last back up. - 88reasons why having a high bandwith is important when using the internethigh data transfers rate so larg files/web pages are uploaded/downloaded more quikly
smoother experience so that more applications can be run at one time. - 89advantages of using RFIDRFID are more robust which makes them more reliable than barecordes.
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- FlashCards sobre Sem título, criado por Claudiu Farcas em 27-11-2018.
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- Claudiu Farcas
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