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The correct choice is (a) Water meter

The explanation is: The SYMBOL given above represents a water meter. Water meter is an INSTRUMENT which is USED for measuring the volume of water used by commercial and RESIDENTIAL buildings.

Right choice is (a) CRITICAL Path Method

Easy explanation: The full FORM of CPM is the Critical Path Method. CPM networks are mainly used for those PROJECTS for which a FAIRLY accurate estimate of time of completion can be made for each ACTIVITY.

The CORRECT choice is (a) True

Best EXPLANATION: The various tools or techniques used for project management are bar CHARTS, milestone charts and network diagrams. Bar charts were modified LATER to obtain the milestone charts.

The CORRECT choice is (d) Project being

Easiest explanation: There are THREE phases of project MANAGEMENT. These are project planning, project scheduling and project controlling. Project management refers to a highly specialised job to ACHIEVE the objectives of a project.

Correct answer is (a) GENERATOR, ammeter

Explanation: The symbol A REPRESENTS generator and symbol B represents ammeter. An ammeter is an instrument which is used for MEASURING the CURRENT.

Right CHOICE is (a) True

To explain: Windows and almirahs cannot be represented on a PLAN if it is CUT at the plinth LEVEL. This is because windows and almirahs have their SILL level higher than the plinth level.

Correct ANSWER is (c) Total float

To EXPLAIN: The difference between the maximum time available and the ACTUAL time needed to PERFORM an activity is KNOWN as the total float. Hence, the total float is the excess of the maximum available time throughout the time of the activity.

Right ANSWER is (c) Exhaust FAN

The explanation: There are different symbols USED to represent different types of fans on a plan of a building such as CEILING fan, bracket fan, exhaust fan, ETC. The above symbol represents an exhaust fan.

Correct option is (b) PLAIN kitchen sink

Explanation: Symbols are ALSO USED to represent various sanitary items that are commonly used in buildings. The SYMBOL given above REPRESENTS a plain kitchen sink.

The CORRECT option is (B) False

Explanation: In a NETWORK, a critical path is the time-wise longest path. The critical path in the Critical Path METHOD plays an essential role in scheduling and planning.

Correct ANSWER is (B) HENRY Gantt

To elaborate: Henry Gantt introduced the bar charts around 1900 A.D. They give PICTORIAL representation in two dimensions of a project by breaking it down into numerous manageable units.

Correct option is (C) Terrace PLAN

For explanation: There are VARIOUS types of plans to represent a building. These are a typical floor plan, terrace plan, FOUNDATION plan and structural plan of a typical floor. The plan at the roof level is the terrace plan.

Right option is (d) Program Evaluation and Review Technique

The explanation is: There are various NETWORK techniques that are called by various names LIKE PERT, CPM, TOPS and LESS. Network technique is one of the major advancements in management science. The FULL FORM of PERT is Program Evaluation and Review Technique.

Right ANSWER is (d) Arrows

Explanation: A network is a FLOW diagram that consists of events and activities which are CONNECTED sequentially and logically. Arrows are used to REPRESENT activity in a network diagram. Events are generally represented by circles.

Right CHOICE is (B) Fire hydrant

To explain I would say: The symbol GIVEN above represents fire hydrant. A fire hydrant is USED by firefighters to supply water for fighting FIRES.

Correct option is (d) Indian TYPE water closet, western-style water closet

The best I can EXPLAIN: The two TYPES of water closets mainly used are Indian type water closet and Western-style water closet. The SYMBOL A given above REPRESENTS Indian type water closet. The symbol B represents the Western-style water closet.

Correct answer is (a) True

Easiest explanation: A FOUNDATION plan depicts the details of different types of FOUNDATIONS provided for the building. The VARIOUS types of foundations which a building may contain are spread FOOTING for walls, STRAP footing for two columns, raft foundation for a group of columns etc.

The correct OPTION is (b) Electric bell

The best I can explain: The SYMBOL given above represents an electric bell. An electric bell is a mechanical bell which is widely used in telephones, FIRE alarms, ETC.

Right ANSWER is (B) False

The best explanation: A CPM network is ACTIVITY-oriented while a PERT network is event-oriented. Event is the completion of an activity or the commencement of an activity. An event may be head event, TAIL event or dual role event.

Right choice is (c) Pessimistic TIME estimate

Explanation: According to the time ESTIMATES made by the PERT planners, the MAXIMUM time that would be needed to complete an activity is called the pessimistic time estimate. This estimate does not include POSSIBLE effects of floods, earthquakes, etc.

Right option is (d) WINDOW sill level

Explanation: A plan is CONVENTIONALLY cut at the window sill level. It is a graphical representation of a building represented by the PLANE of a PAPER.

Right option is (B) Revolving door

To elaborate: There are various types of doors which can be REPRESENTED on a plan USING SYMBOLS such as sliding door, revolving door etc. The symbol GIVEN above represents a revolving door.

Right choice is (d) Single LEAF, single swing DOOR and single leaf, DOUBLE swing door

For explanation I would say: Symbols are USED to REPRESENT various construction elements in a building. ‘A’ represents single leaf, single swing door and ‘B’ represents single leaf, double swing door.

Right OPTION is (b) Bureau of Indian Standards

For explanation I would say: The full form of BIS is the Bureau of Indian Standards. The CONVENTIONAL symbols used in building drawings are STANDARDISED by BIS are followed NATIONALLY as well as internationally.