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This section includes 15 Mcqs, each offering curated multiple-choice questions to sharpen your Optical Communication knowledge and support exam preparation. Choose a topic below to get started.
1. |
In connectors, the fiber ends are separated by some gap. This gap ranges from ____________ |
A. | 0.040 to 0.045 mm |
B. | 0.025 to 0.10 mm |
C. | 0.12 to 0.16 mm |
D. | 0.030 to 0.2mm |
Answer» C. 0.12 to 0.16 mm | |
2. |
Bi-conical ferrule connectors are less advantageous than cylindrical ferrule connectors. |
A. | FalseStat |
B. | True |
Answer» B. True | |
3. |
The typical average losses for multimode graded index fiber and single mode fiber with the precision ceramic ferrule connector are _____________ respectively. |
A. | 0.3 and 0.5 dB |
B. | 0.2 and 0.3 dB |
C. | 0.1 and 0.2 dB |
D. | 0.4 and 0.7 dB |
Answer» C. 0.1 and 0.2 dB | |
4. |
The concentricity errors between the fiber core and the outside diameter of the jeweled ferrule are in the range of ___________ with multimode step-index fibers. |
A. | 1 to 3μm |
B. | 2 to 6μm |
C. | 7 to 10μm |
D. | 12 to 20μm |
Answer» C. 7 to 10μm | |
5. |
The basic ferrule connector is also called as _____________ |
A. | Groove connector |
B. | Beam connector |
C. | Multimode connector |
D. | Concentric sleeve connector |
Answer» E. | |
6. |
Demountable fiber connectors are more difficult to achieve than optical fiber splices. |
A. | True |
B. | False |
Answer» B. False | |
7. |
IN_CONNECTORS,_THE_FIBER_ENDS_ARE_SEPARATED_BY_SOME_GAP._THIS_GAP_RANGES_FROM?$ |
A. | 0.040 to 0.045 mm |
B. | 0.025 to 0.10 mm |
C. | 0.12 to 0.16 mm |
D. | 0.030 to 0.2mm |
Answer» C. 0.12 to 0.16 mm | |
8. |
Bi-conical ferrule connectors are less advantageous than cylindrical ferrule connectors. State whether the given statement is true or false? |
A. | False |
B. | True |
Answer» B. True | |
9. |
The typical average losses for multimode graded index fiber and single mode fiber with the precision ceramic ferrule connector are_____________ respectively. |
A. | 0.3 and 0.5 dB |
B. | 0.2 and 0.3 dB |
C. | 0.1 and 0.2 dB |
D. | 0.4 and 0.7 dB |
Answer» C. 0.1 and 0.2 dB | |
10. |
The concentricity errors between the fiber core and the outside diameter of the jeweled ferrule are in the range of___________ with multimode step-index fibers. |
A. | 1 to 3μm |
B. | 2 to 6μm |
C. | 7 to 10μm |
D. | 12 to 20μm |
Answer» C. 7 to 10‚âà√≠¬¨‚à´m | |
11. |
What is the use of watch jewel in cylindrical ferrule connector? |
A. | To obtain the diameter and tolerance requirements of the ferrule |
B. | For polishing purposes |
C. | Cleaving the fiber |
D. | To disperse a fiber |
Answer» B. For polishing purposes | |
12. |
The basic ferrule connector is also called as_______________ |
A. | Groove connector |
B. | Beam connector |
C. | Multimode connector |
D. | Concentric sleeve connector |
Answer» E. | |
13. |
How many categories of fiber connectors exist? |
A. | One |
B. | Three |
C. | Two |
D. | Four |
Answer» D. Four | |
14. |
What is the use of an index-matching material in the connector between the two jointed fibers? |
A. | To decrease the light transmission through the connection |
B. | To increase the light transmission through the connection |
C. | To induce losses in the fiber |
D. | To make a fiber dispersive |
Answer» C. To induce losses in the fiber | |
15. |
Demountable fiber connectors are more difficult to achieve than optical fiber splices. State whether the given statement is true or false. |
A. | True |
B. | False |
Answer» B. False | |