Class 12 Computer Science (083) Multiple Choice Questions (2023-24)- SOLVED
Q1. Which of the following is an invalid datatype in Python?
(a) Set
(b) None
(c) Integer
(d) Real
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Q1. Which of the following is an invalid datatype in Python?
(a) Set
(b) None
(c) Integer
(d) Real
(a) Zygote only
(b) Zygote or early embryo up to 8 blastomeres
(c) Embryos with more than 8 blastomeres
(d) Blastocyst Stage
Q1. Rishabh joined an entertainment company Avtaar, as a creative head. As a manager looking after the creative unit of the company, one of the functions he has to perform is the process of organizing. Which step of the process will he need to perform after identifying and dividing the work that has to be done by previously determined plans?
(a) Identification and division of work
(b) Departmentalisation
(c) Assignment of Duties
(d) Establishing Reporting Relationships
PERIODIC TEST
COMPUTER SCIENCE
CLASS VIII
Time: 1 hr. M.M.: 30
Q1. Choose the correct option. (3X1=3)
______________ is the most useful application of data science.
(i) Search engine
(ii) Transport
(iii) E-commerce
DIRECTION: In the following questions, a statement of assertion (A) is followed by a statement of reason (R). Mark the correct choice as:
(a) Both assertion (A) and reason (R) are true and reason (R) is the correct explanation of assertion (A).
(b) Both assertion (A) and reason (R) are true but reason (R) is not the correct explanation of assertion (A).
(c) Assertion (A) is true but reason (R) is false.
(d) Assertion (A) is false but reason (R) is true.
Q1.
Assertion: When 10 g of CaCO₃ is decomposed, 5.6 g of CaO is left and 4.4 g of CO₂ escapes.
Reason: The law of conservation of mass is followed.
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