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INSIDE THE SERIES
The key features of the series have been designed to ensure better learning, assessment
and evaluation.
Learning Resources
Your Aim: This section Tech Funda: This section Clickipedia: This section
describes the objective of provides a practical information provides interesting
the chapter. or tip to the students. computer facts.
Comp Caution: This section Recap: This section provides
(in I, II) describes ways to handle a summary of the chapter for
the computer cautiously. quick recapitulation.
Keyboard Shortcuts: This Explore More: This section Glossary: This section
section (in IV to X) contains contains supplement topics for contains definition of
keyboard shortcuts to perform add-on knowledge. important IT terms.
different operations.
Explore More
Latest Technological Developments GLOSSARY Communication
Keyboard Shortcuts Technology plays a major role in our daily and social life. Latest technologies are evolving every Program: A program is a set of instructions that is designed to perform a specific
C++ Subject Enrichment day across the globe. To keep ourselves updated, it is important for us to know about the latest task. Compiler: A compiler is a program that translates the program source code written in a
technological developments. There are a number of latest technological developments. Some
of them are Internet of Things, 3D Printing and Robotic Process Automation. Let us learn about programming language into machine readable code.
Shortcut Keys Description these in detail.
Inheritance: Inheritance is a technique in which a class acquires properties and functions
F2 To save a program INTERNET OF THINGS from another class.
Internet of Things (IoT) has become a buzzword nowadays throughout the world. It is a system Function: A function is a block of code or a set of statements that performs a specific
F3 To open a program of connected computing devices, mechanical and digital machines for creating a virtual network action.
where a monitoring center ensures that everything is working smoothly. Each connected device
F10 To go to on the menu bar has a unique identifier and can transfer data over the network without any human intervention. Encapsulation: Encapsulation refers to the bundling of data with the methods that operate
on that data, or the restricting of direct access to some of an object’s components.
The connected devices gather and share data about their usage and their operative environment.
The devices can be your smartphones, refrigerators, televisions, washing machines, etc. You must
Alt + Backspace To undo the previous action Argument: A value passed into a function at the time of function call is called argument.
have heard about smart cities. They can be developed with optimized waste management system,
traffic system and efficient energy use by IoT. A lightbulb that can be switched on using a
Shift + Alt + Backspace To redo the previous undo
smartphone app, a motion sensor or a smart thermostat in your office or a connected streetlight Bug: A bug is an unexpected fault in a program.
are examples of IoT devices.
Shift + Del To cut the code Object: An object is a real world entity that has the same properties and behaviour as its
Neil Gross famously said in 1999 — “In the next century, planet earth will don an electronic skin.
It will use the Internet as a scaffold to support and transmit its sensations” class.
Ctrl + Insert To copy the code Compilation: The process of creating executable files of the code written in a programming
The concept of IoT has unbelievable potential in many businesses language is called compilation.
and industries. To check on SIDS (Sudden Infant Death Syndrome),
Shift + Insert To paste the code the Mimo monitor is a new kind of infant monitor that provides
parents with real-time information about their baby’s respiration, skin Constant: A constant is a fixed value that never changes throughout the program.
Ctrl + Delete To clear the screen temperature, body position and activity level on their smartphones.
Operator: An operator is a symbol that tells the compiler to perform specific mathematical
You can monitor an aging family member by using a wearable alarm
Ctrl + F9 To run a program button and other wireless sensors placed around the home. The Mimo monitor or logical operation.
BeClose system can track your loved one’s daily routine and give you
Alt + F9 To compile a program peace of mind for their safety by alerting you to any serious disruptions detected in their normal Operand: An operand refers to an object that can be manipulated using different
schedule. operators.
Alt + Enter Toggle screen mode (full screen/ window) Smart thermostats like the Nest–use sensors, real-time weather forecasts and the actual activity
Iteration: Iteration refers to a single pass of a loop.
in your home during the day to reduce your monthly energy usage by up to 30%. Keeping you
Alt + F7 To go to on the previous error more comfortable and offering to save you money on your utility
Code: Code or source code refers to a set of instructions written in a programming language
bills.
Alt + F8 To go to on the next error like C++ and Python.
IoT is here to stay and expand. Many new utilities with rich
functionality can be built which will revolutionize our lives. Think of
Alt + X To quit the Turbo C++ window Variable: A variable is memory location to store values.
driverless cars and an automatically managed traffic system using
IoT sensors, which result in zero accidents. Truly, in the world of IoT,
the user.
Smart thermostats only our imagination is our ultimate limit. Abstraction: Abstraction is a technique to hide complex information of a program from
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