Electrical Engineering MCQ Question Papers: Campus Placement

Subject: Analog and Digital Electronics 1

**Part 1: List for questions and answers of Analog & Digital Electronics**

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**Q1.Boolean algebra is also called**

**a) Switching algebra**

**b) Arithmetic algebra**

**c) Linear algebra**

**d) Algebra**

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**Q2.To perform product of maxterms boolean function must be brought into**

**a) And terms**

**b) Or terms**

**c) Not terms**

**d) Nand terms**

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**Q3.Boolean algebra theorem 6b gives x(x+y) equal to**

**a) X’**

**b) 1**

**c) X**

**d) 0**

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**Q4.A Boolean function may be transformed into**

**a) Logical diagram**

**b) Logical graph**

**c) Map**

**d) Matrix**

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**Q5.E*x=x*e=x is the**

**a) Commutative property**

**b) Inverse property**

**c) Associative property**

**d) Identity element**

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**Q6.Minterms are also called**

**a) Standard sum**

**b) Standard product**

**c) Standard division**

**d) Standard subtraction **

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**Q7.Maxterms are also called**

**a) Standard sum**

**b) Standard product**

**c) Standard division**

**d) Standard subtraction**

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**Q8.X+xy=x is known as**

**a) Inverse law**

**b) Commutative law**

**c) Distributive law**

**d) Absorption law**

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**Q9.A two valued Boolean algebra is defined as a set of**

**a) Three values**

**b) Two values**

**c) Four values**

**d) Five values**

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**Q10.Most preceded operator is**

**a) Parenthesis**

**b) And**

**c) Or**

**d) Not**

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**Q11.(a+b+c)’=**

**a) a’b’c’**

**b) a’+b’+c’**

**c) abc**

**d) a+b+c**

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**Q12.X+x’y=**

**a) x**

**b) y**

**c) x-y**

**d) x+y**

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**Q13.Another way of expressing Boolean algebra is**

**a) Qraphical form**

**b) Plot form**

**c) Non standard form**

**d) Standard form **

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**Q14.Primed or unprimed variable is**

**a) Map**

**b) Logic gates**

**c) Literal**

**d) Graph**

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**Q15.A binary variable can take values**

**a) 0 only**

**b) 0 and -1**

**c) 0 and 1**

**d) 1 and 2**

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**Q16.According to Boolean algebra theorems x.x is equal to**

**a) x**

**b) 1**

**c) 0**

**d) x’**

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**Q17.One that is not postulate of Boolean algebra**

**a) Commutative**

**b) Duality**

**c) Associative**

**d) Identity element**

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**Q18.Symbol representing AND operation**

**a) (+)**

**b) (.)**

**c) (-)**

**d) (/)**

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**Q19.Boolean algebra is an algebraic structure with two arithmetic operations**

**a) Addition and subtraction**

**b) Subtraction and multiplication**

**c) Addition and multiplication**

**d) Addition and division**

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**Q20.2^3 would have**

**a) Three values**

**b) Four values**

**c) Six values**

**d) Eight values **

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**Part 1: List for questions and answers of Analog & Digital Electronics**

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**Q1. Answer:**

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**Q2. Answer:b**

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**Q3. Answer:c**

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**Q4. Answer:a**

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**Q5. Answer:d**

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**Q6. Answer:b**

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**Q7. Answer:a**

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**Q8. Answer:d**

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**Q9. Answer:c**

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**Q10. Answer:a**

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**Q11. Answer:a**

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**Q12. Answer:d**

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**Q13. Answer:d**

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**Q14. Answer:d**

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**Q15. Answer:c**

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**Q16. Answer:a**

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**Q17. Answer:c**

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**Q18. Answer:b**

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**Q19. Answer:c**

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**Q20. Answer:d**