Binary numbers and arithmetic MCQs

By: Prof. Dr. Fazal Rehman | Last updated: June 19, 2025

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1. : What is the binary representation of the decimal number 10?



2. : What is the decimal equivalent of the binary number 1101?



3. : Which binary number corresponds to the hexadecimal number F?



4. : What is the result of adding binary numbers 1011 and 1101?



5. : What is the binary representation of the decimal number 255?



6. : Which of the following is NOT a valid binary number?



7. : What is the two’s complement of the binary number 0101?



8. : How many bits are in a byte?



9. : What is the binary equivalent of the decimal number 7?



10. : What is the result of the binary subtraction 1010 – 0101?



11. : Which binary operation is performed to check parity?



12. : What is the binary representation of the decimal number 20?



13. : Which of the following binary numbers represents the highest value?



14. : What is the decimal equivalent of the binary number 100101?



15. : Which binary operation is used for multiplication of binary numbers?



16. : What is the binary representation of the hexadecimal number A?



17. : What is the result of the binary addition 1110 + 0111?



18. : What is the most significant bit (MSB) in the binary number 10001?



19. : Which binary number represents the decimal value 3?



20. : What is the result of multiplying binary numbers 101 and 10?



 

MCQs of Digital Logic Design (DLD)

Introduction to Digital Systems

  1. Analog vs. Digital signals MCQs
  2. Binary numbers and arithmetic MCQs
  3. Logic levels and noise margins MCQs

Boolean Algebra

  1. Basic logic operations (AND, OR, NOT) MCQ
  2. Laws and theorems of Boolean algebra MCQ
  3. De Morgan’s Theorems MCQ
  4. Canonical forms (Sum of Products, Product of Sums) MCQ
  5. Simplification techniques (Karnaugh Maps, Quine-McCluskey method) MCQ

Combinational Logic

Logic Gates

  1. Basic gates (AND, OR, NOT) Gat MCQ
  2. Universal gates (NAND, NOR) Gat MCQs
  3. XOR and XNOR gates MCQ

Combinational Circuits

  1. Design and analysis of combinational circuits MCQ
  2. Multiplexers and Demultiplexers MCQ
  3. Encoders and Decoders MCQ
  4. Binary Adders (Half adder, Full adder) MCQ
  5. Subtractors and Arithmetic Logic Units (ALU) MCQ
  6. Comparators MCQ in DLD

Sequential Logic

Flip-Flops and Latches

  1. SR Latch, D Latch MCQ
  2. Flip-Flops (SR, D, JK, T) MCQ
  3. Characteristic equations and excitation tables MCQ
  4. Edge-triggered vs. level-triggered devices MCQ

Counters and Registers

  1. Synchronous, Asynchronous (ripple), Up/Down counters MCQs
  2. Shift registers (SIPO, PISO, SISO, PIPO) MCQs

State Machines

Finite State Machines (FSMs)

  1. Moore and Mealy machines MCQs

Memory and Programmable Logic MCQs

Memory Devices

  1. Read-Only Memory (ROM)
  2. Random Access Memory (RAM)
  3. Programmable Logic Devices (PLDs) MCQs
  4. Field Programmable Gate Arrays (FPGAs) MCQs

More MCQs of Digital Logic Design (DLD)

Computer Science Repeated MCQs Book Download

MCQs collection of solved and repeated MCQs with answers for the preparation of competitive exams, admission test and job of PPSC, FPSC, UPSC, AP, APPSC, APSC, BPSC, PSC, GOA, GPSC, HPSC, HP, JKPSC, JPSC, KPSC, KERALAPSC, MPPSC, MPSC, MPSCMANIPUR, MPSC, NPSC, OPSC, RPSC, SPSCSKM, TNPSC, TSPSC, TPSC, UPPSC, UKPSC, SPSC, KPPSC, BPSC, AJKPSC ALPSC, NPSC, LPSC, SCPSC, DPSC, DCPSC, PSC, UPSC, WVPSC, PSCW, and WPSC.

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