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Q. What is Floppy Drives?
Disks used with a floppy disk drive are small removable disks fabricated of plastic coated with magnetic recording material. Disk rotates at 360RPM. Floppies can be accessed from both sides of disk. Floppy diskette drives are connected to motherboard by a 34-wire ribbon cable. You can connect zero, one or two floppy drives and how you connect each one decides whether a drive become either A: or B: A typical floppy drive and floppy is as displayed in Figure below.
Figure: The Floppy Disk and Drive
Explain R-2R ladder D/A converter. Ans. R-2R ladder D/A converter: An R-2R ladder D/A converter is shown in Fig.(a). It uses resistors of only two values R and 2R. The inp
The most expensive method of accessing Internet is to use leased lines which connect directly to the ISP. This will increase access rate to anywhere between 64 K and 1.5 Mbps, rely
#what is nicol prism.its construction and working
The scheduling in which CPU is allocated to the process with least CPU-burst time is called? Ans. Shortest job first Scheduling wherein CPU is allocated to the process with lea
Explain Sequential logic circuit Ans. Sequential logic circuit:- (i) Output not only depends upon the recent state of the input but also depend upon the earlier state
write a short note on good blend of engineering and managerial economics
Illustrate the basic structure of the von Neumann machine The following figure shows basic structure of the von Neumann machine. A von Neumann machine has only a single path be
What are difference between latches and flipflops? Difference : Latches are level-sensitive, while, flipflops is edge sensitive. It means to say edge sensitive that O/p change
What is a demultiplexer? Ans: Demultiplexer: This is a logic circuit which accepts one data input and distributes this over some outputs. This has one data input, m selec
The micro-instruction cycle can comprises two basic cycles: the fetch and execute. Here in the fetch cycle address of micro-instruction is produced and this micro-instruction is pu
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