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What is hardware?
... Keyboards come in many shapes and sizes depending on the computer. A keyboard is used for lots of things, buts its main job is entering data into the computer, from written documents. Keyboards are used for typing up memos, letters, ...
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What is Java?
... generated by Java language compilers, although the JVM has also been targeted by compilers of other languages.
The JVM is a crucial component of the Java platform. The availability of JVMs on many types of hardware and software platforms enables Java ...
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What is MICR?
... number to be typed on the cheque by the bank is the amount the cheque is made out for.
To print Magnetic Ink, you need a laser printer that accepts MICR toner.
MICR provides a secure, high-speed method of scanning ...
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What is RAID? - an acronym which stands for Redundant Array of Inexpensive Disks.
... even.
If the professor said something like "Thesaurus" their notebooks would look something like this.
Student One Student Two
Tears hsuu
Now anytime the students want their notes they simply look at the two notebooks and piece it together.
RAID0 does the same thing but ...
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What is The Matrix?
... a computer program, this is so realistic humans believe it to be life and so unintentionally provide power for computers to live off. Everything in The Matrix is computer code being represented in a way that imitates life.
The Plot
Neo, (Thomas ...
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What is transaction processing?
... be established that 'Transaction processing' is an electronic form of processing data. This can be in the format of financial transactions to the simply processing orders via an electronic format such as purchases via the Web.
Advantages
The advantages of this system ...
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What is Visual Programming
... PopupMenu
* Button
* Textarea
* Choice
* MenuBar
VB.NET
C#
* Pointers
* Buttons
* Ceckbox
* Checklistbox
* Combobox
* DateTimePicker
* Label
* LinkLabel
* ListBox
* ListView
* MaskedTextBox
* MonthCalender
* NotifyIcon
* NumericalUpDown
* PictureBox
* ProgressBar
* Radiobutton
* RichTextBox
* Textbox
* ToolTip
* TreeView
* WebBrowser
* Flow LayoutPanel
* Groupbox
* Panel
* Splitcontainer
* Tabcontrol
* Tablelayoutpanel
* Contextmenustrip
* Menustrip
* Statusstrip
* Toolstrip
I obtained the ...
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What motivates hackers?
... machines. Anytime you are connected to the Internet you are assigned an IP address. This is your door, if it is open anyone can come in without you knowing it. the simplest protection is a utility that blocks intruders and ...
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What motivates hackers?
... machines. Anytime you are connected to the Internet you are assigned an IP address. This is your door, if it is open anyone can come in without you knowing it. the simplest protection is a utility that blocks intruders and ...
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What was the BletchleyPark Project?
... in breaking this 'impossible' code was one of the greatest achievements of the twentieth century, providing the Allied forces with information about the enemy's plans.
Bletchley Park Project is globally known for the achievements of its code-breakers and for their ...
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When I visited my local dental surgery I noticed that they use a manual filing system and I felt that they could benefit from having computerised version, as it would save both time and effort for the receptionists.
... in a yearly planner that they use. The planner simply has a day and times of 15 mins intervals and 5 columns. The columns are headed with the names of the three Dental surgeons.
Data collection
To understand the current system, ...
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White Soul System Designs - creating a computer system.
... orders and files in order. Not having a computer system means Mr. Edwards and Mr. Williams have to file all the store customers and stock records manually. This manual system means mistakes are made and customer satisfaction is lowered. This ...
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Why analyse data?
... papers, how many slots do you need?). Organising you data in to different files or tables allows greater flexibility.
Organising your data can be a difficult process, particularly with large systems with hundreds of tables. There are methods of analysis, which ...
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Why was Bletchley Park able to break the German Enigma codes?
... was not random, there were 159,000,000,000,000,000,000 combinations.
The German operators unwittingly contributed to the code breaking.
The rotors never stayed in the same position for more than 2 days, which aided the decoding.
The 'Double Indicator', a codebook issued to ...
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Why was Bletchley Park able to break the German Enigma codes?
... that many messages were less than twenty six letters in length. This meant that the middle wheel of an Enigma machine never moved, which greatly reduced the number of alternative settings and made deciphering the code easier in some respects.
The ...
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Why was BletchleyPark able to break the Enigma codes?
... to start breaking the code and producing the perforated sheets.
The capture of German vessels and military personnel who held clues to the solving of enigma including the capture of two extra wheels in February 1940 supplied to German Naval Enigma ...
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With diagrams compare and contrast the relative advantages and disadvantages of digital transmission over analogue transmission in modern communication systems
... be transmitted.
Advantage of Analogue Transmission
The advantage of analogue transmission that it has no break in the signal and it's always continuous.
Disadvantage of Analogue Transmission
The disadvantage of analogue transmission is that the noise enters when the wave travels. This ...
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Write a TOM program that reads a number from the keyboard, subtracts 1 and displays the result.
... location keyin1 in to the accumulator
mult val1 Multiplies the accumulator by the store location val1
store display Stores value in accumulator in the store location display
read keyin2 Reads data inputted by keyboard and stores in the store location keyin2
load keyin2 Loads data from the store location keyin2 in ...
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You need to discuss the advantages and disadvantages of someone in your
... business name. There is no existing process to transfer product details from the sales forms to any other reports.
When the shop first opened, the owner worked full time along with a part time sales assistant. Competitive prices, informed customer ...
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‘Describe the organisation and work of the people at Bletchley Park.’ Bletchley Park, also known as Station ‘X’, was setup in 1938 with two main aims. One was to decode the hundreds
... was a mathematical machine and needed mainly mathematicians to break it. Therefore many of the recruits were trained in mathematics as well as in code breaking.
Allistair Dennistion, the head of GC & CS (Government Code & Cipher School) hired ...