Tests on Computer Networks with Answers - Part 6

This article examines Tests on Computer Networks with Answers - Part 6. It presents the main facts, practical implications, and key points in a clearer, easier-to-follow format.

Understanding Tests on Computer Networks with Answers

• 1. In the following models, which model is the most commonly used network model today:
  • 1. Peer - to -Peer
  • 1. RemoteAccess
  • 1. Terminal -Mainframe
  • Client - Server
• 2. DNS network service used to:

  • Addressing the workstations

  • 1. Resolution name and address
  • 1. Transfer files and data
  • 1. Send emails
• 3. DHCP protocol can provide the following parameters for client workstations:
  • 1. IPAddress
  • 1. SubnetMask
  • 1. DNSServer
  • 1. DefaultGateway
• 4. A C class subnet lends 2 bits to divide the Subnet, the Subnet Mask will be:
  • 1. 255,224.0

  • 255.255.255.192 (because: 110000002 = 192)

  • 255.255.255.240

  • 255.255.255.128

• 5. How many bits of IPv6 address?
  • 1. 32
  • 1. 48

  • sixty four

  • 1. 128
• 6. Which network devices reduce collisions?
  • 1. Hub
  • 1. NIC
  • 1. Switch
  • 1. Transceiver
• 7. MAC address is:
  • 1. The layer 3 address is processed by the Router for routing.

  • Class 4 address is attached to the service port.

  • 1. Can be changed with Windows TCP/IP Properties.

  • Layer 2 addresses are hardened to the Network Card.

• 8. Among the following operating systems, the network operating system is:
  • 1. Windows 98
  • 1. Windows 2003 Professional
  • 1. Windows 2003 Server
  • 1. Windows XP
• 9. SMTP network service used to:
  • 1. Send emails
  • 1. Receive email
  • 1. Resolving names and addresses

  • Addressing the workstation

• 10. Static routing is a routing type:
  • 1. Used for small networks with simple structure.

  • Administrators simply configure the Router routing protocol.

  • 1. The administrator must configure each command line for the necessary destination networks.
  • 1. The router can help select the shortest path on the network.
• 11. Among the following service and protocol pairs, which pair is correct:
  • 1. SMTP: TCP Port 21

  • Telnet: UDP Port 23

  • 1. HTTP: TCP Port80
  • 1. TFTP: TCP Port69
• 12. To resolve the IP address into a MAC address, use the protocol:
  • 1. ARP
  • 1. DHCP
  • 1. RARP
  • 1. ICMP
• 13. Routing capability is implemented by the device:
  • 1. Switch
  • 1. Hub
  • 1. NIC
  • 1. Router
• 14. Which dial-up services use the device to convert digital signals to analog signals?
  • 1. Repeater
  • 1. Modem
  • 1. Router
  • 1. NIC
• 15. Which service allows host reference by name instead of using IP address when browsing the internet?
  • 1. POTS
  • 1. DNS
  • 1. HTTP
  • 1. FTP