Explore topic-wise MCQs in Optical Communication.

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