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Q. Interfacing of keyboards?
The keyboard employs a special Input/output port which is similar to a serial port however doesn't explicitly follow the RS-232 serial port standard. In place of multiple data and handshaking signals as in RS-232 the keyboard employs just two signals by which it manages a bi-directional interface with its own set of commands.
Employing its elaborate handshaking mechanism keyboard and PC transmit commands and data to each other. USB keyboards work in a different way by using USB coding and protocol.
What is a semaphore? Semaphore: It is a synchronization tool which gives a general-purpose solution to controlling access to critical sections.
"A datagram cannot be larger than the MTU of a network over which it is sent." Is the statement true or false? Explain with the help of a suitable example. All hardware technol
Determine about the Locator Devices Mouse A mouse is small hand-held box used to position the screen cursor. Wheels or rollers on the bottom of the mouse can be used to r
Q. Structured Analysis and Design Approach? The objective of structured system analysis and design is to reduce maintenance time as well as effort. Modeling is the act of drawi
In academic year a researcher can either be employed as a professor or a lab assistant.there are three kinds of professors: assistant,associate and full professors.drow E-R DIAGRAM
Global variables are accessible only to the batch program while external variables can be referenced from any batch program residing in the similar system library.
Basic logic gates Introduce the basic logic gates in terms of a) their function, b) their circuit symbol, c) their truth table and d) their equivalent in Boolean a
Hi, I have a CSV file that has numbers data set. The data set contains images of handwritten digits. Recognizing handwritten digits is already a mature technology By using R code
State and prove Demorgan’s First theorems: Ans. Statement of First Theorem of De Morgan: = A‾. B‾ Proof: The two sides of the equation i.e. = is represented with logic
Question : (a) IEEE802.11 supports two types of network architecture, describe these architectures with the support of diagrams detailing the network components. (b) IEEE80
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