Which of the following is true for coaxial cables?

• It uses copper wires, which are good conductors of electricity

• Coaxial cables provide effective protection against EMI during data transmissions

• It uses light rays instead of electricity to transmit data

• It can be differentiated into two categories, single-mode and multimode

In case of fiber-optic cables, which transmission mode is used for transmitting data over long distances?

• Infrared

• Radio

• Single mode

• Multimode

What is the maximum bandwidth that can be supported by fiber optics cable?

• 10 Mbps

• 100 Mbps

• 500 Mbps

• 2000 Mbps

Media Access Control (MAC) and Logical Link Control (LLC) are two sublayers of

• Session Layer

• Network Layer

• Transport Layer

• Data Link Layer

What command to check internet connection with Command Prompt ?

• PING

• iperf

• redgedit

• telnet

Salen Chetty is the network administrator of Vodafone Fiji Ltd. He needs to design the network setup for his company. More than 1650000 hosts will be connected in the network. Which IP addressing class would best meet his requirements?

• CLASS D

• CLASS C

• CLASS B

• CLASS A

What network simulation tool from CISCO that will help you visualize your network configuration for innovative designs ??

• Graphical Network Simulator-3

• Putty

• Cisco Packet Tracer

• VMWARE

Radio waves and microwaves are used in which of the following communications?

• Voice over IP

• IP Telephony

• Wireless

• Enterprise

Mention the Data Communication layer model sorted from below

• Session, Physical, Data Link, Network, Transport, Presentation, dan Aplication Layer

• Physical, Data Link, Transport, Session, Presentation, Network, dan Aplication Layer

• Physical, Data Link, Network, Transport, Session, Presentation, dan Aplication Layer

• Physical, Transport, Data Link, Network, Session, Presentation, dan Aplication Laye

Mention the types of Transmission Systems

• Simplex Trasmission, Half Duplex Transmission, dan Full Duplex Transmission

• Transmission System, Radio, dan PC

• Sinkronisasi, Asinkkron, dan DTE

• Transmitter, Source, dan Destinatin