ThatQuiz Test Library Take this test now
NETWORKING II MIDTERM REVIEWER
Contributed by: Yang
  • 1. What type of IP address is used to send data to all devices on a local network?
A) IP address
B) Public IP address
C) broadcast address
D) MAC address
  • 2. Which protocol is used to assign dynamic IP addresses to devices on a network?
A) DNS
B) FTP
C) SNMP
D) DHCP
  • 3. What is the primary function of the Data Link layer in the OSI model?
A) Flow control
B) Logical addressing
C) Error detection and correction
D) Routing Data
  • 4. What device forwards data packets between different network segments based on MAC addresses?
A) Hub
B) Firewall
C) Router
D) Switch
  • 5. Which layer of the OSI model is responsible for establishing, maintaining, and terminating connections between applications?
A) Network layer
B) Data link layer
C) Transport layer
D) Session layer
  • 6. What does DNS stand for in the context of networking?
A) Dynamic Network Server
B) Data Naming System
C) Domain Name System
D) Domain Network Service
  • 7. Which of the following is not a common network topography?
    *
A) Star
B) Mesh
C) Tunnel
D) Bus
  • 8. Which protocol is commonly used for sending emails?
A) HTTP
B) SMTP
C) DHCP
D) FTP
  • 9. In a network, what is the purpose of the ARP (Address Resolution Protocol)?
A) Resolving MAC addresses to IP addresses
B) Establishing secure connections
C) Resolving IP addresses to MAC addresses
D) Managing network routing tables
  • 10. When a router makes decisions on how to forward data packets, which information does it primarily use?
A) MAC address
B) Port number
C) IP address
D) Subnet mask
  • 11. Which type of cable is commonly used to connect a computer to a local area network?
A) Ethernet cables
B) Fiber optic cable
C) Coaxial cable
D) HDMI cable
  • 12. What is the purpose of NAT (Network Address Translation) in a network?
A) Manage Quality of Service (QoS)
B) Translate private IP addresses to a single public IP address
C) Block malicious websites
D) Encrypt data for secure transmission
  • 13. Which network layer is responsible for logical addressing and routing of data packets?
    *
A) Data Link layer
B) Transport layer
C) Network layer
D) Physical layer
  • 14. What is the unit of data sent between network devices?
A) Packet
B) Cookie
C) URL
D) Script
  • 15. In a TCP/IP network, which protocol is responsible for the reliable delivery of data packets?
A) IP
B) UDP
C) TCP
D) HTTP
  • 16. Which of the following is a method of securing network communication by encrypting data?
A) SMTP
B) FTP
C) SSL
D) POP
  • 17. In "Stop-and-Wait" ARQ, what is the key principle of automatic repeat requests?
A) Sending all frames in advance
B) Detecting errors and requesting retransmission
C) Ignoring acknowledgment frames
D) Using variable window sizes
  • 18. In sliding window flow control, what does "piggybacking" refer to?
A) Frame concatenation
B) Combining multiple acknowledgment frames into one
C) Combining data frames with acknowledgment frames
D) Transmitting multiple frames simultaneously
  • 19. Which layer of the OSI model is responsible for data link control protocols?
A) Transport layer
B) Data link layer
C) Network layer
D) Physical layer
  • 20. 2+2=?
A) 2
B) 4
C) 23
D) 22
  • 21. In the "Stop-and-Wait" protocol, what is the purpose of the acknowledgment frame?
A) To identify errors in the data frame
B) To request retransmission of the data frame
C) To carry routing information
D) To acknowledge successful receipt of the data frame
  • 22. What is the primary purpose of the "Stop-and-Wait" protocol in data communication?
A) Address resolution
B) Flow control
C) Error detection
D) Routing
  • 23. In the "Stop-and-Wait" protocol, what is the size of the sliding window?
A) 1
B) 2
C) 0
D) Variable
  • 24. Which data link control protocol is used to establish a secure, encrypted connection between two devices on the internet?
A) BGP
B) SSH
C) IPsec
D) SSL/TLS
  • 25. What is the primary limitation of the "Stop-and-Wait" protocol in terms of efficiency?
A) It has a fixed window size.
B) It is not suitable for high-speed networks
C) It lacks support for acknowledgment frames
D) It cannot detect errors in data frames
  • 26. What is the significance of the window size in sliding window flow control?
A) It affects the network topology.
B) It defines the maximum number of unacknowledged frames.
C) It identifies the sender's IP address
D) It determines the frame size
  • 27. What happens if the sender receives a negative acknowledgment (NAK) in the "Stop-and-Wait" protocol?
A) The sender terminates the communication.
B) The sender retries the transmission of the current frame.
C) The sender proceeds to send the next frame.
D) The sender reduces the transmission speed.
  • 28. In "Stop-and-Wait" ARQ, what does ARQ stand for?
A) Automated Retry and Query
B) Acknowledgment and Resend
C) Acknowledgment and Request
D) Automatic Repeat Request
  • 29. In sliding window flow control, what does the "window" represent?
A) The time it takes for a frame to travel from sender to receiver
B) The number of bits in a frame
C) The buffer space available for incoming data
D) The number of frames that can be sent before requiring an acknowledgment
  • 30. In the "Stop-and-Wait" protocol, what is the typical role of the sender after transmitting a data frame?
A) Retry the transmission
B) Wait for an acknowledgment before sending the next frame
C) Continue sending the next frame immediately
D) Forward the frame to the next hop
  • 31. Which data link control protocol is commonly used in wireless networks and provides a connectionless service?
A) Wi-Fi
B) IEEE 802.11
C) Zigbee
D) Bluetooth
  • 32. What is the primary advantage of the "Stop-and-Wait" protocol?
A) High throughput
B) Support for multiple concurrent transmissions
C) Simplicity and ease of implementation
D) Low latency
  • 33. What is the role of a firewall in a LAN?
A) Blocking unauthorized access and protecting the network from security threats
B) Extending the wireless network range
C) Providing routing between LANs
D) Managing VLANs
  • 34. What is the primary function of a hub in a LAN?
A) Routing data packets
B) Filtering network traffic collision domain
C) Providing wireless connectivity
D) Connecting multiple devices in a single
  • 35. Which LAN transmission equipment extends the range of a wireless network and provides wireless connectivity to wired devices?
A) Switch
B) Access Point
C) Hub
D) Router
  • 36. Which LAN transmission equipment operates at the Physical layer (Layer 1) and regenerates incoming signals to extend the reach of a network?
A) Router
B) Hub
C) Bridge
D) Repeater
  • 37. Which LAN transmission equipment operates at Layer 2 of the OSI model and uses MAC addresses to forward data frames?
A) Access Point
B) Switch
C) Router
D) Hub
  • 38. What is the primary purpose of a network hub in a LAN?
A) Broadcast data frames to all devices in the network
B) Segment the LAN into multiple subnets
C) Route data between different networks
D) Create virtual LANs (VLANs)
  • 39. What is the primary purpose of a router in a LAN?
A) Connect multiple devices in a LAN
B) Connect different networks and route data between them
C) Amplify wireless signals
D) Forward data frames based on MAC addresses
  • 40. Which device divides a network into segments to reduce collision domains and operates at the Data Link layer (Layer 2)?
A) Bridge
B) Switch
C) Repeater
D) Router
  • 41. Which LAN transmission equipment is used to segment a LAN into multiple collision domains?
A) Bridge
B) Router
C) Switch
D) Hub
  • 42. What is the primary function of an Ethernet transceiver in a LAN?
A) Extending the range of wireless networks
B) Converting digital signals to analog for transmission over coaxial cable
C) Regenerating and amplifying signals
D) Managing VLANs
  • 43. What is the primary function of a network switch in a LAN?
A) Provide wireless connectivity
B) Create virtual LANs (VLANs)
C) Broadcast data frames to all devices in the network
D) Route data between different networks
  • 44. What is the function of a network switch in LAN environments?
A) Segments networks to reduce collisions and improve performance
B) Directs data between different networks
C) Connects LANs over long distances
D) Provides wireless connectivity to LAN devices
  • 45. Which LAN transmission equipment is designed to connect LANs of different types, such as Ethernet and Token Ring?
A) Switch
B) Gateway
C) Hub
D) Router
  • 46. What is the purpose of a network modem in a LAN?
A) Connecting LANs of different types
B) Extending the wireless network range
C) Providing routing between LANs
D) Modulating and demodulating data for transmission over a communication medium
  • 47. What is the primary purpose of an Ethernet switch in a LAN setup?
A) To route data between different networks
B) To forward packets based on IP addresses
C) To regenerate signals for long-distance transmission
D) To connect multiple devices and manage traffic efficiently
  • 48. What is the primary function of a LAN repeater?
A) Segmenting a LAN into multiple collision domains
B) Regenerating and amplifying signals to overcome signal degradation
C) Filtering network traffic
D) Extending the range of wireless networks
  • 49. What distinguishes a hub from a switch in a LAN environment?
A) Switches are more intelligent and selective in forwarding data.
B) Hubs operate at higher speeds than switches.
C) Hubs can filter and forward data more efficiently than switches.
D) Hubs are used for wireless connections.
  • 50. The service provider supplies the costumet with what appears to be a Ethernet connection to the network
A) Leased line WAN connections
B) Metro Ethetnet WAN connections
C) Most common standards
  • 51. The service orovider may use a variety of different WAN technologies depending on the level of service required
A) Leased Line WAN conbections
B) Most common standards
C) Metro Ethetnet WAN connections
  • 52. Is a didicated vonnections between two end nodes that the costumet leases from a communication company
A) Leased Line WAN vonnection
B) Metro Ethernet WAN connections
C) Most common standards
  • 53. Optical carrier level are establishedby SONET and SDH and may use CWDM and DWDM to increase capacity on a cable
A) Leased line WAN connection
B) Common standard
C) Metro Ethetnet WAN Connections
  • 54. The most common T-carrier are
A) T1-T3
B) E1-E3
C) OC1-OC3
  • 55. The most common E-carrier line are
A) T1-T3
B) E1-E3
C) OC1-OC3
  • 56. The most common optical-carrier are
A) T1-T3
B) OC1-OC3
C) E1-E3
  • 57. One of the most indicators of WAN is if the infrastracture is not owned by a single intentity
A) Public Swithed Telephone Network (PSTN)
B) Fiber
C) Broadband cable
  • 58. One of the most widely use WAN infrastracture
A) Broadband cable
B) Public Swithed Telephone Network (PSTN)
C) Fiber
  • 59. Can be used to carry analog traffic a dialog up connection or digital traffic through ISDN or xDSL
A) Fiber
B) Public Swithed Telephone Network (PSTN)
C) Brodband cable
  • 60. These are capable of carrying voice data and television
A) Fiber
B) Public Swithed Telephone Network (PSTN)
C) Broadband cable
  • 61. The signal is formated at the head end anddilivered toa fistribution network to be sent on the end user
A) Public Swithed Telephone Network (PSTN)
B) Fiber
C) Broadband cable
  • 62. The end user are all sharethe bandwdth of the distribution network
A) Public Swithed Telephone Network (PSTN)
B) Broadband cable
C) Fiber
  • 63. Is a fast and highly bandwidth WAN technology that uses a light to transmit voice and data down to fiber optic
A) Public Swithed Telephone Network (PSTN)
B) Broadband cable
C) Fiber
  • 64. It is capable of achieving multiple gigabit transmission level
A) Fiber
B) Broadband cable
C) Public Swithed Telephone Network (PSTN)
  • 65. The two main methods of connecting cellular device to cellular network and are not compatible
A) GSM/CDMA WAN Connections
B) Satellite WAN connections
C) WiMax WAN connections
  • 66. Was originally designed at last mile solution for areas in which DSL abd cable were noy available
A) Satellite WAN connections
B) WiMax WAN connections
C) GSM/CDMA WAN Connections
  • 67. It utilize microwave signals between light relay station to deliver broadband traffic to a fixed location
A) WiMax WAN connections
B) Satellite WAN connections
C) GSM/CDMA WAN Connections
  • 68. It can span significant geographic distances
A) WiMax WAN connections
B) GSM/CDMA WAN Connections
C) Satellite WAN connections
  • 69. Uses microwave radio trabsmission as a method of trabsmitting data over the air
A) GSM/CDMA WAN Connections
B) Satellite WAN connections
C) WiMax WAN connections
  • 70. Uses microwave radio relays and satelite span large distances that are still line in site
A) WiMax WAN connections
B) Satellite WAN connections
C) GSM/CDMA WAN Connections
  • 71. These vast distance often leadto latency in the transmission
A) GSM/CDMA WAN Connections
B) Satellite WAN connections
C) WiMax WAN connections
Created with That Quiz — the math test generation site with resources for other subject areas.