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which of following requires refreshing sram dram rom or eprom ans dram requires
the number of control lines for 16 to 1 multiplexer is ans we have 16 24 4 select lines are
how many address bits are required to represent a 32 k memory ans 32k 25 x 210 215hence 15 address bits are needed only 16 bits can address
how many flip-flops are required to construct mod 30 counter ans mod - 30 counter - requires 5 flip-flop as 30 lt 25mod - n counter counts overall n
which of the following is the fastest logic ecl ttl cmos or lsi ans the fastest logic is
the nor gate output will be low if the two inputs are ans output is low if any of the input is high means input may be 0110 or
the number 140 in octal is equivalent to decimal number ans 1408 9610as 1 x 82 4 x 8 0x 1 64 32
when the set of input data to an even parity generator is 0111 the output will be ans into even parity generator if number of one is odd then output
the msi chip 7474 is ans msi chip 7474 is ttl dual edge triggered d
the process of entering data into a rom is called ans the process of entering data in rom is termed as programming the
which of the memories stores the most number of bits ans 5mx8 5 x 220 x 8 40m
cmos circuits are extensively used for on-chip computers mainly because of their extremely ans since cmos circuits have large packing density so
the commercially available 8-input multiplexer integrated circuit in the ttl family is ans in ttl mux integrated circuit is
in a positive logic system logic state 1 corresponds to ans for positive digital logic we choose two voltages levelshigher voltage shows logic 1 and
the chief reason why digital computers use complemented subtraction is that it ans by using complemented subtraction method negative numbers can
consider a class called configuration this class encapsulates the configuration management for any software system for example once created the
in a ram information can be stored ans ram is used by the user number of
cmos circuits consume power ans as in cmos one device is on and one is always off therefore power consumption is low or can say less than
which ttl logic gate is used for wired anding ans open collector output ttl logic gate is
how many flip flops are required to construct a decade counter ans 4 flipflops are required because decade counter counts 10 states from 0 to 9 that
how many select lines will a 16 to 1 multiplexer will have ans for 16 to 1 mux four select lines will be needed to select 16 24
how many and gates are required to realize y cdefg ans y cd ef g for realize this two and gates are needed for cd and
the excess 3 code of decimal number 26 is ans 2610 in bcd is 00100110 bcdadd 011 to all bcd 01011001 for excess -
1s complement representation of decimal number of -17 by using 8 bit representation is ans 1710 100012in 8 bit 000100011s complement
the decimal equivalent of binary number 11010 is ans 11010 1 x 24 1 x 23 0 x 22 1 x 21