DBATU Model MCQ – Digital Electronics Views: 410 [adinserter block="1"] Welcome to your Digital Electronics, dated December 22, 2024 1. It is required to construct a counter to count upto 1000(decimal).The minimum number of flip-flops required to construct the counter is 8 7 4 6 None 2. A bistable multivibrator is a free running oscillator triggered oscillator sawtooth wave generator crystal oscillator None 3. The output of logic gate is '1' when all its inputs are at logic '0'. The gate is either A NAND gate or an EX-OR gate A NOR or an EX-OR gate An NOR or an EX-NOR gate An AND or an EX-OR gate None 4. In 1-to-4 demultiplexer, how many select lines are required? 2 3 4 6 None 5. How many AND gates are required for a 1-to-8 multiplexer? 2 6 8 4 None 6. Which number system has a base of 16 ? octal decimal hexadecimal all above None 7. Which of these sets of logic gates are designated as universal gates? NOR, NAND. XOR, NOR, NAND. OR, NOT, AND. NOR, NAND, XNOR. None 8. If J = K (J and K are shorted) in a JK flip-flop, what circuit is made SR flip-flop Shorted JK flip-flop T flip-flop K flip-flop None 9. A full adder logic circuit will have Two inputs and one output Three inputs and three outputs Two inputs and two outputs Three inputs and two outputs None 10. To realize Y = CD+EF+G how many AND gates are required 4 2 3 5 None Please fill in the comment box below. [adinserter block="1"]
