Question
71
Jika gain disetel terlalu tinggi, tampilan radar cenderung...
If gain is set too high, the radar display tends to become...
Options
a
Penuh bintik dan noise sehingga target sulit dinilai
Filled with speckles and noise, making targets difficult to assess
b
Menjadi terlalu gelap dan semua target hilang
Too dark and all targets disappear
c
Memperlihatkan hanya target besar
Able to show only large targets
d
Tidak menampilkan range rings
Unable to display range rings
Grade
Easy
Last Update
06 Jul 2026 14:04
By Yan
Question
72
Jika gain disetel terlalu rendah, akibatnya...
If gain is set too low, the result is...
Options
a
Echo lemah dapat hilang dan target kecil sulit terdeteksi
Weak echoes may disappear and small targets become difficult to detect
b
Rain clutter bertambah banyak
Rain clutter increases significantly
c
Putaran antena menjadi lebih lambat
Antenna rotation becomes slower
d
Heading marker berpindah sendiri
The heading marker moves by itself
Grade
Easy
Last Update
06 Jul 2026 14:04
By Yan
Question
73
Dalam hujan lebat, radar yang umumnya memberi performa lebih baik adalah...
In heavy rain, the radar that generally gives better performance is...
Options
a
S-band
S-band
b
X-band
X-band
c
AIS
AIS
d
Echo sounder
Echo sounder
Grade
Medium
Last Update
06 Jul 2026 14:07
By Yan
Question
74
Untuk mendeteksi target kecil pada jarak dekat, radar yang umumnya lebih peka adalah...
To detect small targets at close range, the radar that is generally more sensitive is...
Options
a
X-band
X-band
b
S-band
S-band
c
MF/HF
MF/HF
d
Navtex
Navtex
Grade
Medium
Last Update
06 Jul 2026 14:08
By Yan
Question
75
Kemampuan radar mendeteksi target juga dipengaruhi oleh...
Radar’s ability to detect a target is also affected by...
Options
a
Ukuran, bentuk, tinggi, dan aspek target
The target’s size, shape, height, and aspect
b
Nama kapal target
The target ship’s name
c
Jumlah awak di anjungan target
The number of crew on the target’s bridge
d
Warna lampu navigasi target
The color of the target’s navigation lights
Grade
Easy
Last Update
06 Jul 2026 14:08
By Yan
Question
76
Aspek target dapat memengaruhi echo radar karena...
Target aspect can affect radar echoes because...
Options
a
Sudut hadap target terhadap radar mengubah kuat pantulan
The angle at which the target faces the radar changes the strength of reflection
b
Haluan kapal sendiri selalu sama dengan target
Own ship’s heading is always the same as the target’s
c
Kedalaman laut memantulkan echo target
Sea depth reflects the target echo
d
VHF menguatkan sinyal radar
VHF strengthens the radar signal
Grade
Medium
Last Update
06 Jul 2026 14:11
By Yan
Question
77
Pada true motion, simbol atau gerak kapal sendiri di layar...
In true motion, the symbol or movement of own ship on the screen...
Options
a
Berpindah sesuai gerak sejatinya
Moves according to its true motion
b
Tetap selalu di pusat layar
Always remains at the center of the screen
c
Tidak pernah berubah posisi
Never changes position
d
Bergerak berlawanan arah dengan target
Moves in the opposite direction to the target
Grade
Medium
Last Update
06 Jul 2026 14:11
By Yan
Question
78
Dalam true motion, tampilan biasanya perlu di-reset bila...
In true motion, the display usually needs to be reset when...
Options
a
Kapal sendiri mendekati tepi layar
Own ship approaches the edge of the screen
b
Target terbesar hilang dari layar
The largest target disappears from the screen
c
Rain clutter bertambah
Rain clutter increases
d
VRM dipindah ke target lain
The VRM is moved to another target
Grade
Medium
Last Update
06 Jul 2026 14:11
By Yan
Question
79
Akuisisi target berarti...
Target acquisition means...
Options
a
Memilih target tertentu agar mulai dilacak radar/ARPA
Selecting a particular target so that radar/ARPA starts tracking it
b
Menghapus target palsu dari layar
Deleting false targets from the screen
c
Mengganti orientasi north-up menjadi head-up
Changing the orientation from north-up to head-up
d
Menambah daya pancar radar
Increasing transmitter power
Grade
Medium
Last Update
06 Jul 2026 14:12
By Yan
Question
80
Bila alarm lost target berbunyi, tindakan yang tepat adalah...
If the lost target alarm sounds, the proper action is to...
Options
a
Memeriksa kembali target tersebut, kondisi layar, dan bila perlu akuisisi ulang
Re-check that target, the screen condition, and reacquire if necessary
b
Langsung mengabaikannya karena target pasti menjauh
Ignore it immediately because the target must be moving away
c
Mematikan ARPA agar alarm berhenti
Switch off ARPA so the alarm stops
d
Mengubah haluan tanpa penilaian tambahan
Alter course without further assessment
Grade
Medium
Last Update
06 Jul 2026 14:13
By Yan