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Input Devices
Keyboard
Keyboard is the device through which the commands, instructions required for execution of a program is entered. It consists of a number of keys with alphabet, numbers and other characters printed. By pressing the keys the commands are passed into the CPU.
Mouse
Mouse is a pointing device, which is used in Graphical User Interface. The pointer of the mouse can be moved on the display unit of the computer by moving the mouse on the mouse pad. It generally consists two buttons and can have more buttons also. The commands in Graphical User Interface are represented as objects. By pressing the button on the mouse facilitates selecting the required object thereby initiating the command the object is associated with.
COMPUTER DATABASES: As would be evident from the foregoing description, literature search is essentially a process of information retrieval. The term "Information Retrieval" w
I would like to know how to write a program for a 8086 microprocessor in ALP to find 10''s complement of a packed BCD number.
What is CAI? Explain its pitfalls.
You may have seen, as, that many programs can be run so that they give you with some basic information concerning how they should be run. Python permits you to do this with -h: $ p
Why is the ATM selected as a transport network in 3G? Answer: ATM provides efficient support for transmission of voice, data, and video ATM provides QoS guarantee and reliability
The key characteristics of DRAM?
Question 1 Explain different functions of an operating system. Explain the evolution of operating systems Question 2 Explain process creation and process termination Ques
Trap doors: This is a way of bypassing normal authentication procedure (windows/ operating system user name and password) to access a system. Once a system is compromised (impac
Modify the class declaration of the Employee class to specify that the Employee class is an abstract class Declare an abstract method called CalculateNetPay that returns a double v
Computer Processing: Most of the earliest computer memories have been based on physical elements which can exist in just one of the two states (on or off): such an element cor
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