Digital Electronics Questions

• The circuit of the given figure realizes the function
• In register index addressing mode the effective address is given by
• Both OR and AND gates can have only two inputs.
• The number of digits in octal system is
• In 2's complement representation the number 11100101 represents the decimal number
• 1's complement of 11100110 is
• A full adder can be made out of
• The counter in the given figure is
• The hexadecimal number (3E8)16 is equal to decimal number
• A memory system of size 16 k bytes is to be designed using memory chips which have 12 address lines and 4 data lines each. The number of such chips required to design the memory system is
• 2's complement of binary number 0101 is
• In a ripple counter,
• Which device has one input and many outputs?
• The greatest negative number which can be stored is 8 bit computer using 2's complement arithmetic is
• For the minterm designation Y = ∑ m (1, 3, 5, 7) the complete expression is
• A ring counter with 5 flip flops will have
• The resolution of an n bit DAC with a maximum input of 5 V is 5 mV. The value of n is
• An AND gate has two inputs A and B and one inhibit input 3, Output is 1 if
• The fixed count that should be used so that the output register will represent the input for a 6 bit dual slope A/D converter uses a reference of -6v and a 1 MHz clock. It uses a fixed count of 40 (101000).
• The output of a half adder is