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How many bits must be decoded for chip select? What is the size of decoder when 128 × 8 RAM chips are required to provide a memory capacity of 2048 bytes?Ans. All higher order lines will be applied to decoder input that means that total 128 (27) locations are there and all location can store 8 bits. The no. of inputs to the decoder will be 11 - 7 = 4. And the decoder size will be 4x16. All 16 decoder outputs will be connected to the chip select input of single chips.
Determine about the Pick Device Light Pens The light pen used to select screen positions by detecting the light coming from points on the CRT screen. These are sensitive to
Define USB. The Universal Serial Bus(USB) is an industry standard developed to give two speed of operation known as low-speed and full-speed. They provide simple, low cost and
Explain the various interface circuits. An I/O interface having of circuitry required to connect an I/O device to computer bus. One side having of a data path with its associa
What is the disadvantage of strobe method. The drawbacks of strobe method are that the source unit that show the transfer has no way of knowing whether the destination unit h
hrm digrams
What is the advantage of caching in a web browser? Like other application browsers utilize a cache to enhance document access. The browser places a copy of all items it retriev
VLIW instruction word is compacted to have floating-point addition, one branch, floating point multiply, and one integer arithmetic and load/store operation as displayed in Figure
What is trivial file transfer protocol? Explain briefly? Trivial File Transfer Protocol (i.e. TFTP) is helpful for bootstrapping a hardware device which does not have a disk on
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What is divide overflow? The division operation might result in a quotient with an overflow. Overflow happens when the length of the registers is finite and will not hold a nu
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