# Digital Logic - Sequential Circuits

6:   How many illegitimate states has synchronous mod-6 counter ?
 A. 3 B. 2 C. 1 D. 6 Answer Report Discuss Option: A Explanation : Click on Discuss to view users comments. Write your comments here:
7:   A 2 bit binary multiplier can be implemented using
 A. 2 input ANDs only B. 2 input XORs and 4 input AND gates only C. 2 input NORs and one XNOR gate D. NOR gates and shift registers Answer Report Discuss Option: B Explanation : Click on Discuss to view users comments. Write your comments here:
8:   A ring counter is same as
 A. up-down counter B. parallel-counter C. shift register D. Ripple carry Counter Answer Report Discuss Option: C Explanation : Click on Discuss to view users comments. Write your comments here:
9:   The dynamic hazard problem occurs in
 A. Combinational circuit alone B. Sequential circuit only C. Both (a) and (b) D. None of these Answer Report Discuss Option: C Explanation : Click on Discuss to view users comments. Write your comments here:
10:

A n-stage ripple counter will count up to

 A. 2n B. 2n-1 C. n D. 2n-1 Answer Report Discuss Option: A Explanation : Click on Discuss to view users comments. Write your comments here:

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Syllabus covered in this section is-

• Logic functions, Minimization,
• Design and synthesis of combinational and sequential circuits
• Number representation and computer arithmetic (fixed and floating point)
• Propositional (Boolean) Logic
• Satisfiability and Tautology
• Logic Families: TTL, ECL and C-MOS gates.
• Boolean algebra and Minimization of Boolean functions
• Flip-flops-types, race condition and comparison.
• Design of combinational and sequential Circuits
• Representation of Integers: Octal, Hex. Decimal and Binary.
•  2's complement and 1 's complement arithmetic
• Floating point representation.

This Section covers Digital Logic Questions Answers .

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