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Contact-based keyboards employ switches directly. Though they have a comparatively shorter life they are the most preferred type these days because of their lower cost. Three such types of keyboards have been used in PCs:
Mechanical Switches: These keyboards use conventional switches with metal contacts directly touching each other. Springs and other parts are used to control positioning of keycaps and give the right feel. On the whole this design isn't suitable to PC keyboards.
1's complement representation of decimal number of -17 by using 8 bit representation is ? Ans. (17) 10 = (10001) 2 In 8 bit = 00010001 1's Complement = 11101110
What are the characteristics of semiconductor RAM memories? They are available in a wide range of speeds. Their cycle time range from 100ns to less than 10ns. The
What is Indexed addressing The location of data is calculated as sum of an address specified by one of previous methods, and value of an index register. This allows an array of
Describe the working of components of I-way Infrastructure. Working of I-way Infrastructure components: a. Consumer access equipment shows a critical category, it is the abs
Q. Basic working of Hard Disk Drive? This is one of the components of today's personal computer having a capacity of order of quite a lot of Giga Bytes and above. A magnetic di
This is an embedded system that involves the integration of hardware and software design stages. It consists of the user interface (keypads and LCD display) and two Peripheral Inte
What is a Modem? Modems are fundamentally used to interface digital circuits to transmit information on analogue channels as telephone systems. Modem is from modulator-demodul
How the system would work in real time - Sensors in/near road gather data (these can be infra-red/light sensors, pressure sensors, induction loops etc.) -data is generally num
Existential Elimination : Now we have a sentence, A, is with an existentially quantified variable, v, so then just for every constant symbol k, that it does not appear anywhe
How many logical drives is it possible to fit onto a physical disk? Ans) Maximum of 24 logical drives can be fit into physical disk. The extended partition can only have 23 lo
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