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Digital Electronics

Digital Electronics
The decimal equivalent of hexadecimal number of 2A0F is

 10767
 17607
 17067
 17670

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Digital Electronics
(44)8 in BCD 8421 code is

 01000100
 01100011
 00110110
 00100100

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Digital Electronics
Assuming 8 bits for data, 1 bit for parity, I start bit and 2 stop bits, the number of characters that 1200 BPS communication line can transmit is.

120 CPS
10 CPS
None of these
12 CPS

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Digital Electronics
Slowest memory element is

 Hard Drive
 ROM
 RAM
 Cache

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Digital Electronics
A system has following negative numbers stored in binary form as shown. The wrongly stored number is

 -32 as 11100000
 -89 as 10100111
 -37 as 11011011
 -48 as 11101000

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Digital Electronics
What are the values of R1 and R2 respectively in the expression (235)R1 = (565)10 = (1065)R2

 6, 16
 8, 16
 16, 8
 12, 8

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