Quiz Jaringan Komputer

Which action does not affect the quality of optical fiber?

• Scattering

• Cutting

• Bending

• Splicing

Which transmission medium has a frequency of 2-40 GHz?

• Infrared

• Radio broadcast

• Optical fiber

• Microwave

Which statement is correct regarding a hub?

• When inactive, it can function as a repeater

• Works at layer 2 OSI

• Connects different physical media

• Acts as a concentrator

Which statement is correct regarding a bridge?

• Functions at layer 1 OSI

• Functions at layer 2 OSI

• Connects different physical media

• Can filter traffic

The following actions can be performed by a router, except:

• Dividing a large network segment into smaller segments

• Connecting different physical media

• Isolating traffic

• Connecting different topology network segments

A switch operates at layer 2 OSI.

• True

• False

The following does not include the characteristics of coaxial cable:

• Consists of 2 conductors

• Diameter 1-2.5 cm

• Spectrum can reach 5000 MHz

• Distance between repeaters 1 km

The UHF band has a frequency range of:

• 3-30 MHz

• 30-300 MHz

• 300-3000 MHz

• 3-30 GHz

The main parameters of QoS are:

• Throughput, delay, jitter, reliability

• Confidentiality, integrity, availability

• Bandwidth, signal-to-noise ratio, capacity

• Propagation time, transmission time, bit rate

Throughput is the average rate at which a packet is successfully sent over a communication channel.

• True

• False