TDMM 13th RCDD EXAM 2025
QUESTIONS AND ANSWERS 100%
PASS
C - ✔✔Which of the following is an advantage of loose-tube fiber optic cable?
A - a greater impact resistance for individual fiber strands
B - smaller bend radius
C- Greater tensile strength
D - A smaller weight per unit
8268 6-23
D - ✔✔Which of the following is an advantage to tight buffered fiber optic cable?
A - Greater tensile strength
B - More robust outer jacket
C - More resistant to temperature changes
D - Smaller bend radius for low fiber count cables
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,7742 6-25
B - ✔✔Which of the following is the BICSI recommendation as the minimum
performance level for horizontal balance twisted-pair cabling?
A - Category 5e Class D
B - Category 6 Class E
C - Category 6A Class EA
D - Categry 7 Class F
7737 6-4
C - ✔✔Which of the following telecommunications spaces is a floor-serving or tenant
serving space that provides connection point between backbone and horizontal
infrastructures?
A - equipment rooms (ER)
B - Entrance facilities (EF)
C - Telecommunication rooms (TR)
13563 3-22
D - ✔✔{Blank} establish requirements for processes, procedures, practices, or
methods.
A - Codes
B - Manufacturer's requirements
C - Regulations
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,D - Standards
13576 A-2
B - ✔✔What is the purpose of codes?
A - Determine the minimum levels of acceptable performance
B - Ensure the practical safeguarding of persons and property from hazards
C - Establish requirements for processes, procedures, practices, or methods
D - Ensure interoperability of components and systems by multiple manufacturers
7747 A-2
C - ✔✔Which standard defines telecommunications pathways and spaces for
commercial buildings?
A - ANSI/TIA-568-C.0
B - ANSI/TIA-568-C.1
C - ANSI/TIA-568-C
D - ANSI/TIA-607-B
13581 A-65
C - ✔✔A double door {Blank} is recommended for an ER
A - 1.52m (5ft) wide and 1.83m (6ft) high
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, B - 1.2m (4ft) wide and 1.98m (6.5ft) high
C - 1.83m (6ft) wide and 2.3m (7.5ft) high
D - 1.83m (6ft) wide and 2.4m (8ft) high
13611 3-7
B - ✔✔If a TR serves an area that is greater than 465m (5000ft2) but less than 743m
(8000ft2) what shall be the minimum interior dimensions of the room?
A - 3m (10ft) by 2.4m (8ft)
B - 3m (10ft) by 2.74m (9ft)
C - 3m (10ft) by 3m (10ft)
D - 3m (10ft) by 3.4 (11ft)
7757 3-14
B - ✔✔If ER and EF are combined in the same space, what is the minimum space
required by each AP?
A - 0.91m by 2.1m (3ft by 7ft)
B - 1.2m by 1.83m (4ft by 6ft)
C - 0.91m by 1.83m (3ft by 6ft)
D - 1.2m by 2.1m (4ft by 7ft)
7772 3-39
COPYRIGHT © 2025 BY EMILLY CHARLOTTE, ALL RIGHTS RESERVED 4
QUESTIONS AND ANSWERS 100%
PASS
C - ✔✔Which of the following is an advantage of loose-tube fiber optic cable?
A - a greater impact resistance for individual fiber strands
B - smaller bend radius
C- Greater tensile strength
D - A smaller weight per unit
8268 6-23
D - ✔✔Which of the following is an advantage to tight buffered fiber optic cable?
A - Greater tensile strength
B - More robust outer jacket
C - More resistant to temperature changes
D - Smaller bend radius for low fiber count cables
COPYRIGHT © 2025 BY EMILLY CHARLOTTE, ALL RIGHTS RESERVED 1
,7742 6-25
B - ✔✔Which of the following is the BICSI recommendation as the minimum
performance level for horizontal balance twisted-pair cabling?
A - Category 5e Class D
B - Category 6 Class E
C - Category 6A Class EA
D - Categry 7 Class F
7737 6-4
C - ✔✔Which of the following telecommunications spaces is a floor-serving or tenant
serving space that provides connection point between backbone and horizontal
infrastructures?
A - equipment rooms (ER)
B - Entrance facilities (EF)
C - Telecommunication rooms (TR)
13563 3-22
D - ✔✔{Blank} establish requirements for processes, procedures, practices, or
methods.
A - Codes
B - Manufacturer's requirements
C - Regulations
COPYRIGHT © 2025 BY EMILLY CHARLOTTE, ALL RIGHTS RESERVED 2
,D - Standards
13576 A-2
B - ✔✔What is the purpose of codes?
A - Determine the minimum levels of acceptable performance
B - Ensure the practical safeguarding of persons and property from hazards
C - Establish requirements for processes, procedures, practices, or methods
D - Ensure interoperability of components and systems by multiple manufacturers
7747 A-2
C - ✔✔Which standard defines telecommunications pathways and spaces for
commercial buildings?
A - ANSI/TIA-568-C.0
B - ANSI/TIA-568-C.1
C - ANSI/TIA-568-C
D - ANSI/TIA-607-B
13581 A-65
C - ✔✔A double door {Blank} is recommended for an ER
A - 1.52m (5ft) wide and 1.83m (6ft) high
COPYRIGHT © 2025 BY EMILLY CHARLOTTE, ALL RIGHTS RESERVED 3
, B - 1.2m (4ft) wide and 1.98m (6.5ft) high
C - 1.83m (6ft) wide and 2.3m (7.5ft) high
D - 1.83m (6ft) wide and 2.4m (8ft) high
13611 3-7
B - ✔✔If a TR serves an area that is greater than 465m (5000ft2) but less than 743m
(8000ft2) what shall be the minimum interior dimensions of the room?
A - 3m (10ft) by 2.4m (8ft)
B - 3m (10ft) by 2.74m (9ft)
C - 3m (10ft) by 3m (10ft)
D - 3m (10ft) by 3.4 (11ft)
7757 3-14
B - ✔✔If ER and EF are combined in the same space, what is the minimum space
required by each AP?
A - 0.91m by 2.1m (3ft by 7ft)
B - 1.2m by 1.83m (4ft by 6ft)
C - 0.91m by 1.83m (3ft by 6ft)
D - 1.2m by 2.1m (4ft by 7ft)
7772 3-39
COPYRIGHT © 2025 BY EMILLY CHARLOTTE, ALL RIGHTS RESERVED 4
