Questões de Língua Inglesa do ano 2007

Mark the correct statement about air traffic control according to lines 22 - 38.

• A.

  Each plane is directed by just one controller.

• B.

  Ground controllers observe planes on radar only.

• C.

  The radar room is located above the control tower.

• D.

  Airplane landings have priority over departures.

• E.

  When visibility is good, ground controllers are not needed.

When visibility is good, ground controllers are not needed.

• A.

  controllers (line 6).

• B.

  planes (line 6).

• C.

  delays (line 7).

• D.

  airspaces (line 8).

• E.

  arrivals and departures (lines 8 - 9).

The phenomenon of wind shear (lines 17-21):

• A.

  results from a change in a plane's speed

• B.

  is caused by inexperienced pilots.

• C.

  is very dangerous for airplanes.

• D.

  cannot be detected by controllers.

• E.

  will never be noticed by pilots.

According to the last paragraph of Text I, a radar controller

• A.

  works entirely alone in his designated airspace.

• B. operates a radar but never contacts airplane pilots.
• C.

  is responsible for alerting pilots to several potential dangers.

• D.

  is an inexperienced member of the team of air traffic controllers.

• E.

  is the only person responsible for conducting a plane to its destination.

airports do not need air traffic controllers if the skies are clear.

• A.

  predict dangerous weather conditions.

• B.

  assist pilots in their landing procedures.

• C.

  train pilots to find safe landing locations.

• D.

  calm down colleagues who are too stressed.

• E.

  prevent any changes in original flight courses.

How does Polk feel about his job as an air controller?

• A.

  He likes it because it is risky and unsafe.

• B.

  He considers it the worst profession to choose.

• C.

  He wishes pilots were less nervous and stressed.

• D.

  He finds it one of the most demanding jobs he has ever had.

• E.

  He fears the responsibility of guiding pilots to a safe landing.

Check the correct pair of opposites

• A.

  land (line 5) – take off.

• B. major (line 8) – main.
• C.

  safe (line 12) – stormy.

• D. inclement (line 13) – severe
• E.

  high-paced (line 17) – busy.

About retaining walls , it is not correct to say that

• A.

  they provide lateral support to vertical slopes of soil.

• B.

  they stabilize soil and/or rock from down slope movement.

• C.

  they are structures sometimes referred to as backfill.

• D.

  they provide support for vertical or non-vertical grade changes.

The word "backfill" (first paragraph) means

• A.

  retaining wall.

• B.

  slope.

• C.

  retained soil.

• D.

  structure.

"Each of these walls must be designed to resist the external forces applied to the wall from earth pressure, surcharge load, water, earthquake etc."

According to the sentence above, one can deduce that

1. designing any retaining wall requires knowledge of lateral earth pressure. 
2. retaining wall design is an iterative method. 
3. it is common for walls to be designed with adequate drainage to prevent water from accumulating behind the wall and producing large additional forces.

Which of the statements is correct?

• A.

  Only number 1.

• B.

  Only number 2.

• C.

  Only number 3.

• D.

  All of them.