Download Question Paper of "Digital Electronics Fundamentals 2 BSC(IT)" , Question Paper of BSC(IT) 2nd Semester, Subject Code : BS-102, Paper ID B0405, Paper 2

Roll  No...................

Total  No.  of  Questions  :  07

B.Sc.(IT)  (Sem.–2nd)

DIGITAL   ELECTRONICS   FUNDAMENTALS

Subject  Code  :  BS-102

Paper  ID  :  [B0405]

Time  :  3  Hrs.

INSTRUCTION  TO  CANDIDATES  :

1) Section - A is Compulsory.

2) Attempt any Four questions from Section–B.

Section -B

Q1)

a) List any three postulates of Boolean Algebra.

b) List out various memories available in computer.

c) Which gates are known as Universal gates?

d) Define minterm and maxterm.

e) What is called don't care condition?

f) Define analog signals.

g) What are Gray codes?

h) Convert (11001) = ( )₁₀

i) What is a nibble?

j) Applications of flip flops.

Section – B

Q2)    Define ICs. What are its important characteristics? Explain its various types?

Q3)    a) What are logic gates? Explain.

b) Differentiate between RAM and ROM.

Q4)    a) What are error detecting codes? Explain any one method in detail with example,

b) What is a multiplexer? Design 8 to 1 multiplexer.

Q5)    State and prove De-Morgan's Laws?

Q6)    a) What is master slave flip flop? Why it is used? b) Reduce AB + (AC)' + AB'C(AB + C)

Q7)    a) What is the significance of digital electronics in computers? Give its applications,

b) Write a note on charged coupled device memory.