bit102 smu bsc it fall 2016 (jan/feb 2017 exam) Ist sem assignment

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PROGRAM

BSc IT

SEMESTER

FIRST

SUBJECT CODE & NAME

BIT102- DIGITAL ELECTRONICS

                                                           

Note: Answer all questions. Kindly note that answers for 10 marks questions should be approximately of 400 words.

Qus:1 List and explain the following types of number system with example

 Decimal Number System

 Binary Number System

 Octal Number System

Answer: Decimal Number System

Decimal number system is familiar to all of us and we have been using it from the kindergarten. Now let us study this number system. A decimal number system has ten different digits. They are 0, 1, 2, 3, 4, 5, 6, 7, 8 and 9. The base (or radix) of a number system is

Qus:2 What is Boolean Algebra? List and explain the Law of Boolean Algebra

Answer: In 1854, George Boole developed Boolean algebra. Boolean algebra consists of a set of rules and laws and theorems by which we can express logical operations mathematically and we can simplify given logic expression using these rules and laws. So Boolean algebra is the mathematics of logic. Boolean algebra involves three fundamental Boolean

Qus:3What is Asynchronous ripple counter? Explain 3- Bit Asynchronous Up Counter with circuit diagram and Truth table.

Answer: Asynchronous Counters

As we mentioned already, asynchronous or ripple counters do not change their state in exact synchronism with the applied clock pulses. So all the flipflops used to construct the counters are not

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