Tuesday, November 28, 2017
Friday, November 24, 2017
What is the minimum size of the IPv6 packet header?
What is the minimum size of the IPv6 packet header?
- 40 octets
- 36 octets
- 32 octets
- 48 octets
EXPLANATION
The IPv6 packet header has a minimum size of 40 octets. Options are implemented as extensions. This provides the opportunity to extend the protocol in the future without affecting the core packet structure.RFC 2460; Internet Protocol, Version 6 (IPv6) Specification, S. Deering, R. Hinden (December 1998)
https://en.wikipedia.org/wiki/IPv6
Many mobile devices use what to measure the pitch, roll, and yaw of the device?
Many mobile devices use what to measure the pitch, roll, and yaw of the device?
Thursday, November 23, 2017
Which of the following domain trust types does not extend beyond the trusted and trusting domains?
Which of the following domain trust types does not extend beyond the trusted and trusting domains?
- Shortcut
- Forest
- Internet
- External
EXPLANATION
An external trust provides access to resources located on an NT4 domain or a domain in a non-trusted forest. It is not transitive.Forest trusts provide access to resources in any domain in the forest. Forest trusts are transitive.
Shortcut trusts are used to improve user login times between two domain in a forest. These trusts are also transitive.
Internet trusts do not exist
SOURCE
https://technet.microsoft.com/en-us/library/cc730798(v=ws.11).aspxA static virtual local area network (VLAN) assigns VLANs to which of the following?
A static virtual local area network (VLAN) assigns VLANs to which of the following?
What is the maximum length for a cat 5e cable run before experiencing packet loss or latency?
What is the maximum length for a cat 5e cable run before experiencing packet loss or latency?
- 500 feet
- 200 meters
- 100 meters
- 100 feet
EXPLANATION
The maximum length for a cable segment is 100 meters. If longer runs are required, the use of active hardware such as a repeater or network switch is necessary.https://en.wikipedia.org/wiki/Category_5_cable