For the following questions answer them individually
How many 3-to-8 line decoders with a chip having enable pin are needed to construct a 6-to-64 line decoder without using any other logic gates?
What is the bit rate of a video terminal unit with 80 $$\frac{character}{line}$$, 8 $$\frac{bits}{charcter}$$ and horizontal sweep time of 100 us (inciuding 20 us of retrace time)?
if A and B are square matrices of the same order and A is symmetric, then $$B^{T AB$$ is
Find the memory address of the next instruction executed by the microprocessor (8086), when operated in real mode for CS = 1000 and IP = E000
A fast wide SCSI-li disk drive spins at 7200 RPM, has a sector size of 512 bytes, and holds 160 sectors per track. Estimate the sustained transfer rate of this drive.
Two control signals in microprocessor which are related to Direct Memory Access (DMA)are
Consider the following pseudocode.
x := 1;
i := 1;
while’$$(x \leq 500)$$
begin
$$X := 2^{x}$$;
i := i + 1;
end;
What is the value of i at the end of the pseudocode?