Refer to CBSE Class 9 Computer Science Boolean Algebra Online Test Set A provided below available for download in Pdf. The MCQ Questions for Class 9 Computer Science with answers are aligned as per the latest syllabus and exam pattern suggested by CBSE, NCERT and KVS. Boolean Algebra Class 9 MCQ are an important part of exams for Class 9 Computer Science and if practiced properly can help you to improve your understanding and get higher marks. Refer to more Chapter-wise MCQs for CBSE Class 9 Computer Science and also download more latest study material for all subjects
MCQ for Class 9 Computer Science Boolean Algebra
Class 9 Computer Science students should refer to the following multiple-choice questions with answers for Boolean Algebra in Class 9.
Boolean Algebra MCQ Questions Class 9 Computer Science with Answers
Question: A Boolean function with four variables will have——–
a) 8 maxterms
b) 16 maxterms
c) 24 maxterms
d) 32 maxterms
Answer: b
Question: x.y is equal to——————
a) x + y
b) x.y
c) x.y
d) (x+y)(x+y)
Answer: a
Question: A+0 is equal to————————–
a) A
b) 0
c) A0
d) 0A
Answer: a
Question: in Boolean algebra standard product is called——————–
a) maxterm
b) product term
c) minterm
d) Boolean term
Answer: c
Question: 0 is called the ————————–
a) no identity
b) multiplication identity
c) Division identity
d) additive identity
Answer: d
Question: x+x is equal to
a) 2x
b) x
c) x^2
d) x2
Answer: b
Question: as te number of variables in Boolean increases, the k-map becomes
a) more simplhe
b) more easy
c) More complex
d) much easy
Answer: c
Question: ————– is very efficient way of solving Boolean functions.
a) karnaugh map
b) Boolean algebra
c) Boolean variables
d) Boolean constant
Answer: a
Question: in Boolean algebra standard sum is called——————–
a) maxterm
b) product term
c) minterm
d) Boolean term
Answer: a
Question: The principal of duality states that —-and—–are interchangeable
a) . and +
b) – and +
c) / and +
d) + and /
Answer: a
Question: Demorgan‟s law states that
a) a(b+c) =a.b+a.c
b) a+(b+c) =(a+b) +c
c) a b a.b
d) none of the options
Answer: c
Question: commutative law states that a+b is equal to——————-
a) b+a
b) b-a
c) b.a
d) a.b
Answer: a
Question: In Boolean algebra identity elements with respect to dot (.) is ————–
a) 1
b) 0
c) 10
d) 2
Answer: a
Question: Boolean algebra operates on————————
a) decimal numbers
b) binary numbers
c) octal numbers
d) hexa numbers
Answer: b
Question: The complement of addition of two numbers is equal to the product of their complements is the statement of ——law
a) idempotent law
b) Demorgan law
c) absorption law
d) not a law
Answer: b
Question: by distributive law we know that ab+ac is equal to—————-
a) a(b-c)
b) a(b+c)
c) a+(b.c)
d) a(b/c)
Answer: b
Question: k-map is used to————–
a) evaluate a Boolean expression
b) simplify a Boolean expression
c) both a and b
d) make truth table
Answer: c
Question: the absorption law states that for two variables x and y
a) x.x=x and y.y=y
b) x.y^=y^.x
c) x+x.y=x.y
d) none of the options
Answer: c
Question: the idempotent law states that for two variables x and y
a) x+x.y=x+y
b) x^^= x
c) x.x=x
d) none of the options
Answer: c
Question: 0 and 1 are called the —————-
a) Boolean variable
b) Boolean expression
c) Boolean constant
d) all of the above
Answer: c
MCQs for Boolean Algebra Computer Science Class 9
Expert teachers of studiestoday have referred to NCERT book for Class 9 Computer Science to develop the Computer Science Class 9 MCQs. If you download MCQs with answers for the above chapter you will get higher and better marks in Class 9 test and exams in the current year as you will be able to have stronger understanding of all concepts. Daily Multiple Choice Questions practice of Computer Science will help students to have stronger understanding of all concepts and also make them expert on all critical topics. After solving the questions given in the MCQs which have been developed as per latest books also refer to the NCERT solutions for Class 9 Computer Science. We have also provided lot of MCQ questions for Class 9 Computer Science so that you can solve questions relating to all topics given in each chapter. After solving these you should also refer to Class 9 Computer Science MCQ Test for the same chapter.
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