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Which of the following statements are comes for Network Critical Path? 1. The path of critical activities, which links the start and end events is critical path 2. It is the path of activities having zero float 3. It is the path of events having zero slack 4. The sum of the duration of the critical activities along a critical path gives the duration of the Project
Read the paragraph and answer the question that follows: An environment is the natural surroundings which help life to grow, nourish and destroy on this planet called earth. Natural environment plays a great role in the existence of life on earth and it helps human beings, animals and other living things to grow and develop naturally. But due to some bad and selfish activities of human beings, our environment is getting affected. It is the most important topic that everyone must know how to protect our environment to keep it safe forever as well as ensure nature’s balance on this planet to continue the existence of life. It is important to protect the environment to ensure –
Read the paragraph and answer the question that follows: An environment is the natural surroundings which help life to grow, nourish and destroy on this planet called earth. Natural environment plays a great role in the existence of life on earth and it helps human beings, animals and other living things to grow and develop naturally. But due to some bad and selfish activities of human beings, our environment is getting affected. It is the most important topic that everyone must know how to protect our environment to keep it safe forever as well as ensure nature’s balance on this planet to continue the existence of life. What affects the environment badly?
Statement I The product of coefficient of correlation, standard deviation of variable 'X' and Standard deviation of variable 'Y' gives the measure of covariance between X and Y variables.
Statement II The product of coefficient of correlation between X and Y variables and the ratio between standard deviation of X variable to standard deviation of Y variable measures the slope of the regression line of X on Y variable.
Consider the following statement associated with critical path: 1. Critical path is the most important sequence of activities which has no float and which determine the project completion period 2. Critical path is the largest path with shortest duration within which the project can be completed 3. The difference between early start time and late finish time must be equal to the activity duration 4. Cannot pass through dummy activity Which is among the above are correct statements? 
Questions below followed by three quantities. Find the relation between them. Quantity III: A path of 7 meter width is constructed around a circular garden of diameter 40 meter. What is the area of path? Quantity II: A path of 6 meter is constructed outside a rectangular park of dimension 46 m × 38 m. What is the area of the path? Quantity III: What is the area of the four walls of a room which is 25 m long, 16 m wide and 9 m high?
Consider a full binary tree with n internal nodes, internal path length i, and external path length e. The internal path length of a full binary tree is the sum, taken over all nodes of the tree, of the depth of each node. Similarly, the external path length is the sum, taken over all leaves of the tree, of the depth of each leaf. Which of the following is correct for the full binary tree?
A sample of an ideal gas is taken through the cyclic process abca as shown in the figure. The change in the internal energy of the gas along the path ca is -180 J. The gas absorbs 250 J of heat along the path ab and 60 J along the path bc. The work done by the gas along the path abc is:
From the given below statements, find the incorrect statement. i. A critical path has zero float. ii. A critical path has both critical and non-critical activities. iii. A critical path is the longest path and consumes maximum time and resources.
Which of the following statements is/are correct regarding the importance of environment in the development of the child? I. The immediate environment is the primary context to which the child relates. II. Valuable learning takes place through interactions with the immediate environment. III. Environment plays little role in the lives of children.