Assertion (A): Activity 57 is critical.
Reason (R): Earliest finish time and latest finish time for events 57 are same
Select the correct answer.
(A) A is correct but R is not correct
(B) R is correct but A is not correct
(C) Both A and R is correct
(D) Both A and R is incorrect

1 Answer

Answer :

(A) A is correct but R is not correct

Related questions

Description : Select the incorrect statement. (A) Earliest start of an activity is the early event time of the node it leaves. (B) Latest finish of an activity is the late event time of the node it enters. (C) Latest start of an activity is its latest finish minus its duration. (D) None of the above

Last Answer : (D) None of the above

Description : Pick up the incorrect statement from the following: (A) The difference between the earliest start time and latest finish time of any activity, is the maximum time available for the activity (B) The ... start time and earliest start time of an activity, is called total float (D) None of thes

Last Answer : (D) None of these

Description : Assertion A : Shishum is used for decorative woodwork. Reason R : Shishum can be polished to an excellent finish. Select your answer according to the coding system given below: (A) Both A and R is true and R is the ... explanation of A (C) A is true but R is false (D) A is false but R is true

Last Answer : Answer: Option A

Description : Pick up the correct statement from the following: (A) The duration between the earliest start time of the preceding event and latest finish time of the succeeding event, is called 'float' (B) ... C) The difference between total float and free float, is called interfering float (D) All the above

Last Answer : (D) All the above

Description : Pick up the correct statement from the following: (A) The difference of latest occurrence time and earliest expected time, is called slack (B) The activities connecting the events having zero slack, lie on the critical path (C) The critical path consumes the maximum time (D) All the above

Last Answer : (D) All the above

Description : Total float for any activity is defined as the difference between (A) Its latest finish time and earliest start time for its successor activity (B) Its latest start time and earliest start ... earliest finish time (D) Its earliest finish time and earliest start time for its successor activity

Last Answer : (B) Its latest start time and earliest start time

Description : Free float for any activity is defined as the difference between A. its earliest finish time and earliest start time for its successor activity B. its latest start time and earliest start time ... its successor activity D. its earliest finish time and latest start time for its successor activity

Last Answer : A. its earliest finish time and earliest start time for its successor activity

Description : The EST + activity duration = .............................. a. Earliest Finish Time b. Latest Start Time c. Latest Finish Time d. None of these

Last Answer : a. Earliest Finish Time

Description : ..................... is the duration by which an activity can be delayed without delaying the completion of the project. a. Earliest Start Time b. Earliest Finish Time c. Latest Start Time d. Latest Finish Time

Last Answer : c. Latest Start Time

Description : Assertion A: For a given depth of cut, the output of a power shovel can be increased by decreasing the angle of swing. Reason R: If the angle of swing is decreased, the cycle time will be decreased. Select the ... explanation of A (C) A is true but R is false (D) A is false but R is true

Last Answer : (A) Both A and R is true and R is the correct explanation of A

Description : Assertion A : Pure lime takes a long time to develop adequate strength. Reason R : Pure lime has slow hardening characteristics. Select your answer according to the coding system given below: (A) Both A and R is true ... explanation of A (C) A is true but R is false (D) A is false but R is true

Last Answer : Answer: Option A

Description : Assertion A: Large size stones are required in stone revetment in shore protection. Reason R: Resistance of stone to wave force is proportional to its volume and wave force is proportional to the exposed area of the stone. ... of A (C) A is true but R is false (D) A is false but R is true

Last Answer : (A) Both A and R is true and R is the correct explanation of A

Description : Assertion A: Marine structures are made specially bulky and strong. Reason R: Sea insects result in undermining of the hardest and the soundest building material Select your answer based on the coding system given below: (A) ... of A (C) A is true but R is false (D) A is false but R is true

Last Answer : (A) Both A and R is true and R is the correct explanation of A

Description : Assertion A: Depth and width required at the entrance to a harbour are more than those required in the channel. Reason R: The entrance to a harbour is usually more exposed to waves as compared to the harbour itself. ... explanation of A (C) A is true but R is false (D) A is false but R is true

Last Answer : (A) Both A and R is true and R is the correct explanation of A

Description : Assertion A: Basin walls have to be of much greater height than dock walls. Reason R: Tidal basins are subject to fluctuations of levels due to tidal variations Select your answer based on the coding system given below: (A ... of A (C) A is true but R is false (D) A is false but R is true

Last Answer : (A) Both A and R is true and R is the correct explanation of A

Description : Assertion A: Intervention of undulations in the sea bed reduces the depth of wave at the section. Reason R: No wave can have a height greater than the depth of water through which it passes Select your answer based on ... of A (C) A is true but R is false (D) A is false but R is true

Last Answer : (A) Both A and R is true and R is correct explanation of A

Description : Assertion A : The load factor for live load is greater than that for dead load. Reason R : The live loads are more uncertain than dead loads. Select your answer based on the coding system given below: (A) Both A ... explanation of A (C) A is true but R is false (D) A is false but R is true

Last Answer : Answer: Option A

Description : Assertion A : Paints with white lead base are not recommended for painting of iron works. Reason R : Paints with white lead base do not check rusting of iron. Select your answer according to the coding system given below: ... of A (C) A is true but R is false (D) A is false but R is true

Last Answer : Answer: Option A

Description : Assertion A : Normally turpentine oil is recommended as thinner for indoor painting. Reason R : Turpentine oil is costlier than other thinners. Select your answer according to the coding system given below: (A) Both A and R is ... of A (C) A is true but R is false (D) A is false but R is true

Last Answer : Answer: Option B

Description : If D is the duration, ES and EF are the earliest start and finish, LS and LF are latest start and latest finish time, then the following relation holds good (A) EF = ES + D (B) LS = LF - D (C) LF = LS + D (D) All the above

Last Answer : (D) All the above

Description : Which of the following statements is correct regarding float' for anactivity? a) Time between its earliest start time and earliest finish time b) Time between its latest start time and latest ... start time and earliest finish time d) Time between earliest finish time and latest finish time

Last Answer : d) Time between earliest finish time and latest finish time

Description : Select the incorrect statement. (A) Start float and finish float are always equal. (B) Total float can be either start float or finish float. (C) Start float and finish float need not be equal. (D) Start float and finish float are the differences between activity times and not event times.

Last Answer : (C) Start float and finish float need not be equal.

Description : Assertion (A): The purpose of higher education is to promote critical and creative thinking abilities among students. Reason (R): These abilities ensure job placements. Choose the correct answer from the following code: (A) Both ... A) is true and (R) is false. (D) (A) is false and (R) is true.

Last Answer : (C) (A) is true and (R) is false. 

Description : Assertion (A). Private location process leads to change in management with change in ownership. Reason (R). Change in management is not a necessary condition for the process of privatisation. A. Both (A) and (R) are ... C. (A) is incorrect but (R) is correct. D. Both (A) and (R) are incorrect.

Last Answer : B. (A) is correct but (R) is incorrect.

Description : Assertion (A): Sustainable development critical to well-being of human society. Reason (R): Environmentally sound policies do not harm the environment or deplete the natural resources. Choose the correct code: (A) Both (A) and ( ... C) (A) is true and (R) is true (D) (A) is false and (R) is true

Last Answer : (B) Both (A) and (R) are correct, but (R) is not the correct explanation of (A).

Description : Assertion (A): Conserving our soil resources is critical to human survival. Reason (R): Soil is home to many micro-organisms and contains minerals. Choose the correct code: (A) Both (A) and (R) are correct and (R) is the ... (C) (A) is true and (R) is false. (D) (A) is false and (R) is true.

Last Answer : (A) Both (A) and (R) are correct and (R) is the correct explanation of (A).

Description : Assertion (A):A pair of linear equations has no solution (s) if it represented by intersecting lines graphically. Reason (R) : If the pair of lines are intersecting, then the pair has unique solution and is called ... of A. (c) A is correct; R is incorrect. (d) R is correct; A is incorrect.

Last Answer : (d) R is correct; A is incorrect.

Description : Assertion (A) : The value of k for which the system of linear equations kx+2y+1=0 and 6x+4y-5=0 has a unique solution is 3. Reason (R):The system of linear equations a1x + b1y + c1= 0 and a2x + ... not the correct explanation of A. (c) A is correct; R is incorrect. (d) R is correct; A is incorrect.

Last Answer : (d) R is correct; A is incorrect.

Description : Backward pass calculations are done to find ________ occurrence times of events a. Tentative b. Definite c. Latest d. Earliest

Last Answer : c. Latest

Description : Forward pass calculations are done to find _____ occurrence times of events a. Exact b. Earliest c. Latest d. Approximate

Last Answer : b. Earliest

Description : Select the correct statement. (A) Activity arrows in a CPM network are drawn to scale (B) The tail of an arrow represents the finish of an activity (C) Arrow bead represents the start of an activity (D) None of the above

Last Answer : (D) None of the above

Description : Consider the following assertion (A) and reason (R) and select the correct code given below: (A) : No man is perfect. (R): Some men are not perfect. (A) Both (A) and (R) are true but (R) does not provide ... ). (C) (A) is true but (R) is false. (D) (A) is false but (R) is true.

Last Answer : Answer: A

Description : In a PERT network, the earliest(activity) start time is the a. Earliest time that an activity can be finished without delaying the entire project b. Latest time that an activity can ... of precedence requirements d. Latest time that an activity can be finished without delaying the entire project

Last Answer : c. Earliest time that an activity can be started without violation of precedence requirements

Description : Pick up the correct statement from the following: (A) Forward pass is used for calculating earliest expected time (B) Backward pass is used for calculating the latest occurrence time (C) Maximum value of earliest ... time is used if there is more than one value of any event (D) All the above

Last Answer : (D) All the above

Description : Pick up the correct statement from the following: (A) Earliest expected time is denoted by TE (B) Latest occurrence time is denoted by TL (C) Contractual obligation time is denoted by Ts (D) All the above

Last Answer : (D) All the above

Description : The latest finish time for an activity: A. Equals the min. of LFT − t for al immediate successors B. Equals the max. of LFT − t for al immediate predecessors. C. Equals the max. of EST + t for all immediate predecessors. D. Equals the min. of EST + t for all immediate successors

Last Answer : A. Equals the min. of LFT − t for al immediate successors

Description : Pick up the incorrect statement from the following: (A) The activity is the time consuming part of a project (B) The beginning and end of a job, are called events (C) The activity ... maximum time, is called a node (D) Logically and sequentially connected activities and events form a network

Last Answer : (C) The activity which consumes maximum time, is called a node

Description : At the completion of the forward and backward passes, the slack for an activity is given by the a. Difference between early start and early finish b. Difference between early start and ... c. Difference between latest start and early finish d. Difference between latest start and latest finish

Last Answer : c. Difference between latest start and early finish

Description : The following questions consists of 2 statements - Assertion (A) and Reason (R). Answer these questions selecting the appropriate option given below: (a) Both A and R are true and R is the correct explanation for A (b) ... explanation for A (c) A is true but R is false (d) A is false but R is true

Last Answer : (b) Both A and R are true and R is not the correct explanation for A

Description : Assertion (A): Learning is a life long process. Reason (R): Learning to be useful must be linked with life processes. Choose the correct Answer from the following code (A) Both (A) and (R) are true and (R) is the correct ... (C) (A) is true, but (R) is false (D) (A) is false, but (R) is true.

Last Answer : Answer: B

Description : Assertion (A): Formative evaluation tends to accelerate the pace of learning. Reason (R): As against summative evaluation, formative evaluation is highly reliable. Choose the correct Answer from the following code (A) Both (A) and ... ) is true, but (R) is false. (D) (A) is false, but (R) is true

Last Answer : Answer: C 

Description : Assertion (A): Teaching aids have to be considered as effective supplements to instruction. Reason (R): They keep the students in good humour. Choose the correct answer from the codes given below : Codes : (A) Both (A ... ) is true, but (R) is false. (D) (A) is false, but (R) is true.

Last Answer : Answer: B

Description : Assertion (A): The coin when flipped next time will come up tails. Reason (R): Because the coin was flipped five times in a row, and each time it came up heads. Choose the correct answer from below: (A) Both (A ... A). (D) (A) is doubtful, (R) is false, and (R) is the correct explanation of (A).

Last Answer : (C) (A) is doubtful, (R) is true, and (R) is not the correct explanation of (A).

Description : Assertion (A): Micelles are formed by surfactant molecules above the critical micellization concentration `(CMC)` . Reason(R): The conductivity of a s

Last Answer : Assertion (A): Micelles are formed by surfactant molecules above the critical micellization concentration ` ... If both Assertion & Reason are False.

Description : For an activity in a CPM analysis, the early Finish time is 13 and the late Finish time  is 13. Duration of activity is 6. Which of the following statements is true?  A.The early start is 6 B. ... of the activity is 13  C.The slack of this activity is 13  D.The activity is on the critical path

Last Answer : D.The activity is on the critical path

Description : Which of the following establishes key dates throughout the life of a project that  must be met for the project to finish on time? Select one: a. Critical path b. Ballpark estimate c. Pert diagram d. Slack chart e. Milestone schedule

Last Answer : e. Milestone schedule