MCQs in Wire and Wireless Communications System Part XIII - Answers

Below are the answers key for the Multiple Choice Questions in Wire and Wireless Communications System - MCQs Part 13.

601. Operates using a system of electromechanical switches

602. Alexander Graham Bell

603. Full availability switch

604. Transit Exchange

605. Circuit

606. A two –wire communication circuit between a customer’s premise and the central office

607. Area codes

608. 000  –  999

609. Marker

610. 2000 ohms

611. Half duplex

612. Leased

613. Tandem

614. Supervisory

615. 7.75

616. 3.7 km

617. 9.7 km

618. 50 mm

619. 50 mm

620. Yellow

621. 30 m

622. 125 µsec

623. Blocking

624. 600 mm

625. 3.5 m

626. 16

627. An analog system

628. 10 kHz

629. Increasing the number of standard amplitude

630. Telephone

631. 1876

632. Strowger

633. Handset

634. Carbon

635. Edison

636. Electromagnetic

637. 7

638. Subscriber line interface

639. Side tone

640. Pulse dialing

641. 300 – 3.4 kHz

Online Questions and Answers Series

Following is the list of practice exam test questions in this brand new series:

Wire and Wireless Communications MCQs

PART 1: MCQs from Number 1 – 50                        Answer key: PART I

PART 2: MCQs from Number 51 – 100                   Answer key: PART II

PART 3: MCQs from Number 101 – 150                 Answer key: PART III

PART 4: MCQs from Number 151 – 200                 Answer key: PART IV

PART 5: MCQs from Number 201 – 250                 Answer key: PART V

PART 6: MCQs from Number 251 – 300                 Answer key: PART VI

PART 7: MCQs from Number 301 – 350                 Answer key: PART VII

PART 8: MCQs from Number 351 – 400                 Answer key: PART VIII

PART 9: MCQs from Number 401 – 450                 Answer key: PART IX

SEE: More Questions and Answers in Wire and Wireless Communications

PART 13: MCQs from Number 601 – 650                Answer key: PART XIII

Complete List of MCQs in Communications Engineering per topic

Series of Multiple Choice Questions in Electronics Systems and Technologies

---