CISCE Board - ISC Class 12 (Board Examination)

ISC Class 12 Computer Science Core question bank (Computer Science (ISC Class 12))

Practice 270 free CISCE Board - ISC Class 12 (Board Examination) Computer Science (ISC Class 12) - ISC Class 12 Computer Science Core questions with answers and step-by-step solutions.

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Q1.

Plant Life & Photosynthesis: In 'Boolean Algebra: Logic Gates, Truth Tables, Karnaugh Maps (K-Maps) and Boolean Expression Simplification', what essential ingredients do green leaves utilize?

(A)
Sunlight, chlorophyll, carbon dioxide and water (Boolean Algebra: Logic Gates, Truth Tables, Karnaugh Maps (K-Maps) and Boolean Expression Simplification)
(B)
Darkness and toxic pollutants
(C)
Pure nitrogen only
(D)
None of these
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Q2.

States of Matter & Simple Machines: What principle explains the operation of 'Boolean Algebra: Logic Gates, Truth Tables, Karnaugh Maps (K-Maps) and Boolean Expression Simplification'?

(A)
Mechanical advantage of levers, pulleys or states of matter change (Boolean Algebra: Logic Gates, Truth Tables, Karnaugh Maps (K-Maps) and Boolean Expression Simplification)
(B)
Perpetual motion creation
(C)
Elimination of all friction
(D)
None of these
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