DDG Flashcards

(34 cards)

1
Q

In a FORM 60, what is the normal interval between service lines?

A

2,000 yards

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2
Q

In a FORM 60, what is the minimum distance between ships on the service line?

A

1,000 yards

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3
Q

Who normally exercises screen coordination?

A

OTC/AB

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4
Q

What are the three main types of screens?

A
  • Sector
  • Helo Windline
  • Skeleton
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5
Q

The first four numbers in a sector screen define what?

A

The start and stop bearings of the boundaries

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6
Q

Shifting sector boundaries in a sector screen must not exceed how many degrees?

A

90 degrees

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7
Q

When sectors have common boundaries, what range must a unit remain clear from the boundary?

A

500 yards

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8
Q

Where is the break dip position for a helo windline screen?

A

At least 5,000 yards from the CV at all times

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9
Q

When a screening unit has completed RAS, where does it proceed?

A

To its previously assigned station, unless otherwise ordered

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10
Q

Main body has right of way over screening units except when?

A

Screening units are in contact with a submarine

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11
Q

How close may you close or pass a helo in a dip or hover?

A

500 yards

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12
Q

Sectors for helos should be at least what range ahead of sectors for ships?

A

6,000 yards

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13
Q

Who assigns the ISA?

A

SUBOPAUTH

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14
Q

What are the navigation rules for a helo dipping its sonar or conducting airborne mine countermeasures?

A

Helos conducting dipping sonar or mine countermeasures are considered vessels not under command

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15
Q

Which disposition provides a framework for operating forces in widely dispersed groups?

A

4W

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16
Q

What type of plots are the maneuvering board and surface summary plot?

A

Relative motion plots

17
Q

What is the definition of relative speed?

A

Speed of maneuvering ship in relation to reference ship

18
Q

What type of bearing is measured in direction coordinates in relationship to the bow of a ship?

A

Relative bearing

19
Q

What is APPARENT wind?

A

The speed and true direction from which the wind appears to blow with reference to a moving point

20
Q

What is the ORIENTATION of units stationed in a circular formation?

A

Clockwise from formation axis

21
Q

What is an ordered arrangement of two or more formations proceeding together for any purpose?

22
Q

What is a formation in which the beam of ships remain within plus or minus 15 of the guide or ship indicated, relative to base course?

A

Loose Line Abreast

23
Q

When reversing the order of ships in a column, which ship automatically becomes the guide?

A

The rear ship

24
Q

When altering course by search turn, which ship turns to the ordered course and becomes the guide?

A

Wing ship on the side away from the ordered ship

25
What is the difference between signaling true bearings and relative bearings?
* True bearings are signaled by 3 numerals * Relative bearings are signaled by PORT or STBD pennant and are one or two numerals which indicate the number of tens of degrees from dead ahead
26
Unless otherwise specified, what is the standard unit of reference for signaling?
Nautical mile
27
What is your interpretation of the following sector boundary and depth: '0307 - 0510'?
030-070 T, 5-10 kyds
28
Which purpose identification letter denotes a special purpose AAW formation?
'V'
29
Unless otherwise signaled, what ship will be the guide of a replenishment formation?
Center ship of leading service line
30
When a wheel signal is executed in a single line formation, which ship automatically becomes the guide?
The leading ship
31
What are the spacing and turn limits on a search turn when in a loose line abreast?
* 500 yards * Not less than 45 or more than 135 degrees
32
When forming a line of bearing in the quickest sequence, how is quickest sequence determined?
Each ship's position relative to the guide or ship indicated
33
What is the primary mission of CIC?
Provide organized collection, processing, display, evaluation and dissemination of tactical information to command and ship control stations
34
What are the five information handling functions of CIC?
* Gather * Process * Display * Evaluate * Disseminate