Brief description goal prerequisites learning outcome duration references detailed description lesson plan worksheet evaluation other notes this topic describes the special keys on the keyboard of a computer and their functionalities. Although the main function of a keyboard is to input data, different types of keyboards exist. Types of mechanical keys design of keys, keyways introduction to mechanical key. The keys on your keyboard can be divided into several groups based on function. There are four main areas on your pcs keyboard as shown in this figure.
Even the one who calls themselves as a power user often doesnt know all the keyboard shortcuts offered by microsoft windows and its default applications and thats what happened with us when we came across this thread on reddit the reddit user with handler jeffek82 had posted a list of windows 10 keyboard shortcuts and. These keys are used alone or in combination with other keys to. On computer keyboards, the shift key can have many more uses. Ms word shortcut keys very important from the examination point of view. Ibps,po,clerk, sbi, railway and other exams are frequesntly including the shortcut keys questions in the papers, so you may expect 23 questions in your upcoming paper irrespective of the type of paper as computers are todays need. This is the best detailed hindi discussion you can get on youtube. Qwerty refers to the type of keyboard on a standard english. Computer keyboard shortcut keys, windows hotkey, ms word and.
These keys are used alone or in combination with other keys to perform certain actions. Many times, users can be confused as these keys may be unfamiliar. You can use this pdf editor even if you do not have other pdf editing applications installed for example, adobe acrobat. This layout is most widely used because of its convenience and universal standard. Write function of every keys of keyboard in details with their names. Mechanical keyboards have individual key switches and metal springs. These keys include the same letter, number, punctuation, and symbol keys found on a traditional typewriter. The only difference between two is knowledge of keyboard shortcuts. Still, the basic pc keyboard layout has 104 keys common to all pc keyboards. Most people want to look at the keyboard as they type but will never become efficient and fast typists that way.
Among the various types listed below, keyboards can. Sorting out all the different keyboard types and styles can leave your mind numb, but they all share some common features. It can uniquely identify any data row of the table. Get comfortable using computers ela area public library. Complete keyboard reference chart troubleshooting further resources related keyboard layouts technical information authorship overview this keyboard lets you type in malayalam with the standardised inscript layout. Functions of every key keys on the computer keyboard and. You can choose from a variety of keyboard actions, or touch sensitivity everything from nonresponsive action to weightedaction keyboards designed to. A traditional style keyboard has keys placed close to one another with. Function keys the top row of f function 1 12 keys are different in each program. Types of laptop keyboard laptops keyboards are primarily of three types. Shortcut keys help provide an easier and quicker method of navigating and executing commands in computer software. Tangent keys are used in hightorque heavyduty applications. These keyboard shortcuts enable you to access various types of help and execute certain menu commands.
Begin here by learning about finger placement and keyboard keys. The laptop computer keyboard is a small version of the typical qwerty keyboard. Keyboard shortcuts are ways to perform actions by using your keyboard. A key is the piece inserted in an axial direction between a shaft and hub of the. The following table lists the keyboard shortcuts in that are available when you have the pdf editor open. There are also other types of computer keyboards, such as foldable keyboards, laserinfrared keyboards and chorded keyboards. The design, while not especially efficient, was well supported, well. This type of key is often called a chip key and is very commonly used in vehicles.
Ms word shortcut keys ease out the load as you just have to keep your hands on the keyboard and do the whole work. Press shift in combination with another key to type the symbol shown on the upper part of that key. I myself like a 76 keyboard as it give me the flexibility to play without the heaviness to carry. The keyboard is a device used to input data into different devices like desktop computers, phones, laptops. Most malayalam characters have both consonant and vowel parts, and each part should be typed separately. These types of keys are generally attached to the driving member e. They include the arrow keys, home, end, page up, page down, delete, and insert. Most inexpensive keyboards, like the ones that come with computers, utilize a flexible membrane layer beneath the keys. List of ms word shortcut keys pdf download times of. Different types of computer keyboards different keyboard. Theyre called shortcuts because they help you work faster.
How to choose digital pianos, keyboards and synths the hub. There are three different types of pc keyboards are the original pc keyboard with 84 keys, the at keyboard with also 84 keys and enhanced keyboard with 101 keys. Shortcut keys are commonly accessed by using the alt key on ibm compatible computers, command key on apple computers, ctrl key, or shift key in conjunction with another key. The table below identifies nonalphanumeric keys with a description or link for additional information. Keep your eyes on what you are transcribing, not on your keyboard or fingers. The best mechanical keyboard switches explained pc gamer. Although on the basis of key arrangements there are four major keyboard layouts being used worldwide, qwerty, azerty, qwertz and hcesar, but they can be classified in many more different categories depending on types of computer connector, size, number of keys etc. Primary key the primary key is selected from one of the candidate keys and becomes the identifying key of a table. When pressed these keys will input the character displayed at the bottom of the key, for instance the. Holding down a modifier key, like shift, and pressing another key modifies the primary behavior of that key to. A few years ago, a gaming keyboard consisted of a regular old membrane keyboard with a few fancy lights slapped on it for good measure. A guide to mechanical keyboard switches toms guide. The first part of explaining computer keyboards, its different kinds and types of keys. They are labeled as f1, f2, f3, and so on, up to f12.
Top row of keyboard esc, function keys f1f12, pausebreak 6. For a key to function, the shaft and rotating machine element must have a keyway and a keyseat, which is a slot and pocket in which the key fits. The computer keyboard keys are all derived from the typewriter that helps you to input texts, numbers and various other function keys can be used. Get comfortable using computers page 3 is an asterisk or can be used instead of a multiplication x. Keyboard shortcuts instead of an sap icon button, you can use a keyboard shortcut. Sep 19, 2016 the computer keyboard keys are all derived from the typewriter that helps you to input texts, numbers and various other function keys can be used. These keys are used for moving around in documents or webpages and editing text. May 18, 2018 the following are the five common types of keys. The key prevents relative rotation between the two parts and may enable torque transmission. A normal computer keyboard is composed of around 110 keys. Keyboard shortcuts in the pdf editor thomson reuters.
For each key you click, a small light will appear usually on the top right of the keyboard. It is easy to fit in the car as they travel from place to place. Keyboards also connect with different ports such as ps2, usb and others. Jul 12, 2018 types of laptop keyboard laptops keyboards are primarily of three types. All digital keyboards use sampled sounds, which vary in quality. Candidate key the candidate keys in a table are defined as the set of keys that is minimal and can uniquely identify any data row in the table. Jan 15, 2020 the function keys are used to perform specific tasks. In this article you will learn about different types of keys in database. The function keys are arranged at the top of your keyboard numbered across from f1 to f12 and are commonly referred to as f keys or fn keys. All comparative exams such as as ibps, sbi, ssc, rrb etc asked two or three questions of ms word shortcut keys.
It is used to fetch or retrieve records datarows from data table according to the conditionrequirement. In general, a square key has its sides equal to onefourth of the shaft diameter. The table below identifies non alphanumeric keys with a description or link for additional information. Although on the basis of key arrangements there are four major keyboard layouts being used worldwide, qwerty, azerty, qwertz and hcesar, but they can be classified in many more different categories depending on types of computer connector, size. Ever since computers came into being, various advancements have taken place, resulting in the development of better computerrelated hardware and software. Rectangular sunk keys are shown in figure they are the simplest form of machine keys and may be either straight or. The name was given from the first six letters on the row above the home row keys.
It is easy to use for people familiar with malayalam, or with other inscript keyboards. A computer keyboard is a peripheral, partially modeled after the typewriter keyboard. These keys are positioned on the top row of the keyboard. In fact, almost any action or command you can perform with a mouse can be performed faster using one or more keys on your keyboard. Following the decline of punch cards and paper tape, interaction via teleprinterstyle keyboards became the main input method for computers keyboard keys buttons typically have characters engraved or printed on them, better source needed and. Rubber dome keyboardsmost modern, cheap keyboardshave a sheet of rubber that provides. Following the decline of punch cards and paper tape, interaction via teleprinterstyle keyboards became the main input method for computers. A key is the piece inserted in an axial direction between a shaft and hub of the mounted machine element such as pulley or gear etc. On a pc, the icon name and keyboard shortcut are displayed when you place the mouse over the icon. There are many shortcut keys available for ms word and a ms word shortcut keys pdf file is available at the end of this post. Ms word shortcut keys pdf download times of silicon.
This is helpful for folks who type really fast and need to be able to hit keys in quick succession. It uses the same layout for all languages, and has been standardised by the government of india. When pressed these keys will input the character displayed at the bottom of the key, for instance. Instead of an sap icon button, you can use a keyboard shortcut. A function key is a key on a computer or on the computer keyboard which can be programmed so as to cause an operating system program to perform certain actions.
For information on keyboard shortcut key combinations e. Different types of keyboards and the brilliant features they. Different types of keyboards and the brilliant features. These types of keys have less strength as compared with the sunk keys. The function keys are used to perform specific tasks. A mechanical keyboard is the only keyboard with the capability to register all keys at one time ps2 permitting, also known as full nkey rollover. Modern windows keyboards typically have only 12 function keys.
Introduction to the keyboard they keyboard is the primary means of input for a computer. In other words, key is a set of column s that is used to uniquely identify the record in a table. Keyboards come in all shapes and sizes, but the general layout of the keys are identical to the above image. Check the exhaustive list of windows 10 keyboard shortcuts also available in pdf format for downloading.
In addition to the basic keyboard layout, your pcs keyboard may have even more buttons, or it may be ergonomically designed, or whatever. Popular with accountants, bank tellers, and airline ticket agents, the numeric keypad contains calculatorlike keys. Most computer functions are triggered by key commands, many of which cannot be performed with the mouse alone. Automatically adjust widths of all columns in windows explorer. Keyboard function keys computer keys keyboard shortcuts. Ms word shortcut keys ease out the load as you just have to keep your. A4 processor the apple a4 processor is a type processor known as a systemonachip, where a cpu and a. Lifelong learner learn to type use computer keyboard.
Dvorak keyboard is the type of keyboard used for speed typing. Using your keyboard windows help microsoft support. Keyboard symbols names and functions pdf list of keyboard keys page navigation parts of keyboard and their functions pdf special keys, keyboard shortcuts, function keys and hotkeys title keyboard. In mechanical engineering, a key is a machine element used to connect a rotating machine element to a shaft. For mac users, please substitute the command key for the ctrl key. Many keys on the keyboard function differently based on context. A key is a data item that exclusively identifies a record. The inscript keyboard layout was designed to make it easy to type in all indian scripts. These shortcut keys save our time and our interaction with the mouse. Keyboardstyle midi controllers can have varying numbers of keys and different response characteristics such as velocitysensitivity the keys respond to the speed with which theyre pressed, weighted more realistic, pianotype feel, and aftertouch allows additional parameters to be assigned to a key such as vibrato or filter sweeps. The functionality of these keys differs from program to program. What are the different types of keys in machine design. Enter, del, shift, backspace types of computer keyboard types of keyboard keys types of keys in keyboard using your keyboard. You press the key, the spring compresses, then at some point, it cant take it anymore, tak, it buckles, giving up all resistance.
What are the different types of keys in a computer keyboard. These are rarely used keys, to transmit lower power to the driven members e. Computer keyboard about keyboard keys, types and shortcut. When dealing with technical commands that use a keyboard for example, web pages or the command line, you may hear such things as forward slash, backslash, and caret many times, users can be confused as these keys may be unfamiliar.
Jun 24, 2018 ssc, ibps,po,clerk, sbi, railway and other exams are frequesntly including the shortcut keys questions in the papers, so you may expect 23 questions in your upcoming paper irrespective of the type of paper as computers are todays need. Different types of computer keyboards a normal computer keyboard is composed of around 110 keys. Mechanical keyboard maintenance and cleaning membrane vs. A square key is sunk half in the shaft and half in the hub of a gear, pulley or crank. Mar 31, 2017 the first part of explaining computer keyboards, its different kinds and types of keys. A keyboard shortcut is a key or combination of keys that you can use to access icon button functions while you are working in sap. A computer keyboard is a typewriterstyle device which uses an arrangement of buttons or keys to act as mechanical levers or electronic switches.