IT 377 Exam 2 M/C (Q's 1-14)
IT Networking Concepts Quiz
Test your knowledge of key networking concepts in this engaging quiz that covers a wide range of topics including wireless technologies, protocols, and subnetting. Whether you're a student, a professional, or just a tech enthusiast, this quiz is designed to challenge your understanding and boost your confidence.
You'll find questions on:
- WLAN frequencies and channels
- 802.11 standards
- Network protocols and devices
- IP addressing and subnetting
Internet Corporation for Assigned Names and Numbers (ICANN):
A. Is a non-profit organization to maintain and assign IP addresses.
B. Determines what new Top-Level Domains will be created (.biz? .jobs?)
C. Determine what groups can register domain names
D. All of the above
E. A&b
The total range of possible 802.11 WLAN frequencies in the 2.4 GHz band constitutes ________.
A) a frequency spectrum
B) a broadband
C) a channel
D) a service band
E) All of the above.
Channels with wide bandwidths are called ________ channels.
A) single-mode
B) multimode
C) full-duplex
D) broadband
E) modulated
802.11a supports ________ non-overlapping channels.
A) 1
B) 3
C) 7
D) More than 8
Which of the following uses OFDM?
A) 802.11g.
B) 802.11n.
C) 802.11b
D) All of the above
E) Both A and B
802.11n is designed to operate in the ________ unlicensed band.
A) 2.4 GHz
B) 5 GHz
C) Both A and B
D) Neither A nor B
Which of the following can offer speeds of about few gigabits per second?
A) 802.11g.
B) 802.11n.
C) 802.11ac.
D) None of the above.
E) B&C
What happens if two nearby access points use the same channel?
A) They will interfere with each other.
B) They will be bonded for joint operation automatically.
C) They will be bonded for joint operation automatically if they use CSMA/CA+ACK.
D) They will be bonded for joint operation automatically if they use RTS/CTS.
The network allocation vector (NAV) is really a ____________ that serves to avoid collisions on the Ethernet network.
A. Traffic cop
B. compiler
C. organizer
D. timer
The ARP protocol operates at the ______ layer.
A. application
B. Data link
C. network
D. transport
E. All of the above.
In SNMP, the manager communicates directly with a _____.
A. Managed device
B. agent
C. Both of the above.
D. Neither A nor B
In SNMP, the _____ creates commands.
A. manager
B. agent
C. Both of the above.
D. Neither A nor B
In IP subnet planning, you need to have at least 130 subnets. How large should your subnet part be?
A. 6 bits.
B. 8 bits.
C. 14 bits.
D. 16 bits.
E. None of the above.
Each address in the following IP address class represents a group of hosts that all listen to one sender
A. Class A
B. Class B
C. Class C
D. Class D
E. Class E
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