BSc CS Sem 1 BSc CS Semester 1 (2019 2020) Nov 2020 COD Question Paper - Mumbai University | munotes

Questions asked in this paper

• (2) Figures to the right indicate marks
• 1 Attempt All Questions. (15 Marks)

1. Q1 Race condition may exist in sequential circuits
   • ii) In Hexa decimal number system base is The number of inputs to a logic
   • iv) The Minimum number of selection inputs requred for selecting on out of 32
   • v) The usual BUS structure used to connect the I/o devices is
   • c) Short answers
   • (i) Define fan-out
   • ii) What is the binary equvalent of Hexa decimal 25 ?
   • iii) State the role of ALU
   • iv) Define sequential circuit
   • v) Define SOP and POS terms
2. Q2 Attempt the following (Any Three) : 15 marks
   • (a) List and explain the types of computers
   • (b) Explain the Universal logic gates
   • (c) Draw and explain full adder circuit,
   • (d) What is ripple counter? Explain with example
   • (e) Explain the concept of floating point numbers and character
   • (f) Write a short note on Decoders,
3. Q3 Attempt the following (Any Three) : 15 marks
   • (a) List and explain any four different types of operand addressing modes
   • (b) Explain the concept of RISC and CISC Instruction sets
   • (c) Write a short note on Assembly Directives
   • (d) Explain Big-Endian and Little-Endian Assignments
   • (e) Explain the concept of Stack and stack frame
   • (f) What is pointer ? Explain its use in indirection operation
4. Q4 Attempt the following (Any Three) : 15 marks
   • (a) List and explain with neat diagram main hardware components of processor
   • (b) Explain with example sequence of actions needed to fetch and an
   • (c) -Consider the RISC Style Load instruct in Examine the actions involved in fetching and executing the above instruction
   • (d) Explain the concept exception
   • (e) How arithmetic and logic instructions differ from load ? Explain with example
   • (f) Discuss process control registers
5. Q5 Attempt the following (Any Three) : 15 marks
   • (a) Minimize the four variable logic function using K-map
   • (b) Write a RISC style program for computing the dot product of two vectors
   • (c) Explain implementation of AND, OR, NOT GATES using NAND
   • (d) Draw and explain Micro Programmed control for RISC and CISC, i

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