Vlf - Study guides, Class notes & Summaries
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CTR & CTM EXAM REVIEW 2024-2025 A+
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CTR & CTM EXAM REVIEW A+ 
ELF - ANS-3Hz-30Hz 
ONE WAY SUB COMS 
SLF - ANS-30Hz-300Hz 
Communications for subs 
ULF - ANS-300Hz-3kHz 
Communications in mines 
VLF - ANS-3kHz-30kHz 
LF - ANS-30kHz-300kHz 
8 CHANNELS OF FREQUENCY DIVISION DIVISION MULTIPLEX TRAFFIC 
MF - ANS-300kHz-3MHz 
International distress frequencies 
HF - ANS-3MHz-30MHz 
AROUND SINCE WW1, long distance, AM RADIO AND COMMERCIAL DISTRESS 
VHF - ANS-30MHz-300MHz 
LOS, FM RADIO AND AIRCRAFT COMMUNICATIONS 
UHF - ANS-300MHz-3GHz ...
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Ham Radio Technician License 2023-2024 Exam Questions & Answers
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Ham Radio Technician License Exam Questions & Answers 
 
 
Ham - ANSWERSAmateur Radio Operator 
 
Elmer - ANSWERSMentor 
 
CQ - ANSWERSCome in any station, "general call" 
 
QTH - ANSWERSWhat is your location? 
 
CW - ANSWERSMorse Code 
 
When should you use Morse Code - ANSWERSIn the presence of interference or when signals are weak 
 
SSTV - ANSWERSSlow Scan Television 
 
Descending Order: Metric Prefixes - ANSWERSMilli (10^-3), Micro (10^-6), Nano (10^-9), Pico (10^-12) 
 
Ascending Order:...
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Navy Exam 2 Questions & Answers 2024/2025
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Navy Exam 2 Questions & Answers 2024/2025 
 
 
What is the ELF Range? - ANSWERS3 Hz-3 kHz 
 
What is the VLF Range? - ANSWERS3-30 kHz 
 
What is the LF Range? - ANSWERS30-300 kHz 
 
What is the MF Range? - ANSWERS300 kHz-3 MHz 
 
What is the HF Range? - ANSWERS3-30 MHz 
 
What is the VHF Range? - ANSWERS30-300 MHz 
 
What is the UHF Range? - ANSWERS300 MHz- 3 GHz 
 
What is the SHF Range? - ANSWERS3-30 GHz 
 
What is the EHF range? - ANSWERS30-300 GHz 
 
What is NTP? - ANSWERSNaval Telecommunica...
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CHFI - Chapter 9 (Database Forensics) Questions and Answers 100% Pass
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In SQL Server, how many .ndf files can there be? 0,1 or many 
In SQL Server, how many .mdf files can there be? 1 
In SQL Server, how many .ldf files can there be? 1 
In SQL Server, how many components exist in a data page? 3 (Page Header, Data Rows, 
Offset table) 
In SQL Server, what is the minimum storage unit 8kb 
Name a tool to review SQL Server logs ApexSQL Audit 
Which parameter will you use with sqlcmd to initiate a secure connection -EIn SQLCmd what command do you use to spool output to ...
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MCQ(Antennas) Exam Questions & Answers 2023/2024
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MCQ(Antennas) Exam Questions & Answers 2023/2024 
 
What is the polarization of a discone antenna? 
 
A. Vertical 
B. Horizontal 
C. Circular 
D. Spiral - ANSWER-a 
 
If the antenna increases 3.3 times how much does the radiated power increase? 
 
A. 3.3 times 
B. 10.89 times 
C. 9.9 times 
D. 6.6 times - ANSWER-b 
 
When speaking of antennas. ______ is a section which would be a complete antenna by itself. 
 
A. image 
B. top loading 
C. bay 
D. quarterwave - ANSWER-c 
 
In what range of freque...
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CHFI - Chapter 9 (Database Forensics) Questions and Answers 100% Pass
- Exam (elaborations) • 11 pages • 2024
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CHFI - Chapter 9 (Database Forensics) 
Questions and Answers 100% Pass 
 
In SQL Server, how many .ndf files can there be? 0,1 or many 
 
In SQL Server, how many .mdf files can there be? 1 
 
In SQL Server, how many .ldf files can there be? 1 
 
In SQL Server, how many components exist in a data page? 3 (Page Header, Data Rows, 
Offset table) 
 
In SQL Server, what is the minimum storage unit 8kb 
 
Name a tool to review SQL Server logs ApexSQL Audit 
 
Which parameter will you use with sqlcmd t...
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NCRA CTR Exam Practice Test 2023 Questions and Complete solutions
- Exam (elaborations) • 6 pages • 2024
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CTR & CTM 
 
 
ELF Answer:- 3Hz-30Hz 
ONE WAY SUB COMS 
 
SLF Answer:- 30Hz-300Hz 
Communications for subs 
 
ULF Answer:- 300Hz-3kHz 
Communications in mines 
 
VLF Answer:- 3kHz-30kHz 
 
LF Answer:- 30kHz-300kHz 
8 CHANNELS OF FREQUENCY DIVISION DIVISION MULTIPLEX TRAFFIC 
 
MF Answer:- 300kHz-3MHz 
International distress frequencies 
 
HF Answer:- 3MHz-30MHz 
AROUND SINCE WW1, long distance, AM RADIO AND COMMERCIAL DISTRESS
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T12 ATI Study Guide Exam Practice Questions And Answers/2024.
- Exam (elaborations) • 8 pages • 2024
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transmitter - correct answer Puts LF information to be sent onto a higher frequency and amplifies it 
 
transmitting medium - correct answer The means by which the signal travels from transmitter to receiver 
 
receiver - correct answer Extracts the information from the signal sent by the transmitter and reproduces it in a usable form 
 
Types of transmitti...
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CTR & CTM Question and answer 2023 verified
- Exam (elaborations) • 7 pages • 2023
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CTR & CTM Question and answer 2023 verified ELF 
3Hz-30Hz 
ONE WAY SUB COMS 
 
 
 
SLF 
30Hz-300Hz 
Communications for subs 
 
 
 
ULF 
300Hz-3kHz 
Communications in mines 
 
 
 
VLF 
3kHz-30kHz 
 
 
 
LF 
30kHz-300kHz 
8 CHANNELS OF FREQUENCY DIVISION DIVISION MULTIPLEX TRAFFIC 
 
 
 
MF 
300kHz-3MHz 
International distress frequencies 
 
 
 
HF 
3MHz-30MHz 
AROUND SINCE WW1, long distance, AM RADIO AND COMMERCIAL DISTRESS 
 
 
 
VHF 
30MHz-300MHz 
LOS, FM RADIO AND AIRCRAFT COMMUNICATIONS 
 
 ...
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AUXCOM - Chapter One Study Questions with solutions 2023
- Exam (elaborations) • 3 pages • 2023
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AUXCOM - Chapter One Study Questions with solutions 2023 
c) 30 - 300 MHz. 
In communications nomenclature, the band named "very high frequency" covers what frequency range? 
 
a) 3 - 30 Hz 
b) 30 - 300 kHz. 
c) 30 - 300 MHz. 
d) 3 - 300 MHz. 
 
 
 
a) 2182 kHz. 
Express 2.182 MHz in kilohertz (kHz). 
 
a) 2182 kHz. 
b) 21.82 kHz. 
c) 2.182 kHz. 
d) 218.2 kHz. 
 
 
 
 
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