IPPM Chapter4

What is the primary role of network protocols in communication?

• To physically connect devices

• To define rules for network communication

• To increase internet speed

• To provide free network access

Which of the following is NOT a classification of wireless networks?

• WPAN

• WLAN

• WWAN

• WMAN

What is the maximum typical range of a WLAN (WiFi) connection?

• 10 m

• 30 m

• 100 m

• 500 m

Which IEEE standard is associated with WiFi technology?

• IEEE 802.3

• IEEE 802.11

• IEEE 802.15

• IEEE 802.16

Which of the following WiFi operating modes allows direct device-to-device communication?

• Infrastructure mode

• Ad hoc mode

• Distributed mode

• Hybrid mode

In infrastructure mode, which device acts as a bridge between wireless clients and a wired network?

• Router

• Modem

• Access Point (AP)

• Repeater

What does "BSS" stand for in WiFi networks?

• Basic Security System

• Basic Service Set

• Bluetooth Service System
  

• Bandwidth Sharing Service

What does "ESS" refer to in a WiFi network?

• Enhanced Security System

• Extended Service Set

• Ethernet Switching System

• Enterprise Security Suite

What is the purpose of a wireless repeater?

• To act as a primary router

• To increase network security

• To extend the range of an AP

• To encrypt wireless signals

Which IEEE 802.11 standard operates in the 5 GHz band and provides a data rate of 54 Mbps?

• 802.11b

• 802.11g

• 802.11a

• 802.11n