Which two types of media are twisted-pair cable?
- STP and UTP
- MMF and SMF
- RG-59 and RG-58
- RJ-11 and RJ-45
STP and UTP
How fast can Category 5e transfer data?
- 10 Mbps
- 100 Mbps
- 1000 Mbps
- 10 Gbps
1000 Mbps
Which category of UTP cabling is used for 10 Gigabit Ethernet? (Select all that apply.)
- Category 6a
- Category 6
- Category 10
- Category 5e
Category 6a
What is the most common connector that is used with UTP cabling carrying Ethernet traffic?
- RJ-48
- RJ-45
- RJ-11
- RJ-14
- RJ-45
What type of UTP cabling is used in building open-air returns to reduce the amount of pollution created if a fire should occur?
- XPS
- Nonplenun
- Plenum
- PVC
- Plenum
Which type of fiber-optic cabling only allows an individual light path through it?
- Unicast mode
- Stream mode
- Multimode
- Single-mode
- Single-mode
What is the name that is used to reference the central primary cable distribution point in a building?
- MDF
- IDF
- LDF
MDF
What is the MAC address that is used to send a frame to every local Ethernet device?
- FF00.0000.0000
- FFFF.FFFF.FFFF
- FFFF.0000.0000
- 0000.0000.0000
- FFFF.FFFF.FFFF
What is the name of the device that is used primarily to secure a network?
- Switch
- VPN concentrator
- Firewall
- Router
Firewall
What is the name of the technology that will soon change the landscape of modern networking by moving the control functionality of a networking device to a central managed location?
- Multicast routing protocols
- Virtual networks
- Network virtualization
- Software-defined networking (SDN)
Software-defined networking (SDN)
What is the name of the VoIP component that maintains a network’s dial plan (routes)?
- Call agent
- Policy server
- Gateway
- SIP
Call agent
What is the purpose of a DNS server?
- Routing packets to the Internet
- Blocking packets from the Internet
- Connecting devices at Layer 2 of the OSI
- Providing an IP address for an fully qualified domain name
Providing an IP address for a fully qualified domain name
What is a DNS MX record?
- An address record
- An IPv6 address record
- A record for email servers
- A pointer record that points to a canonical name
- A record for email servers
What are the steps a DHCP client goes through when requesting an IP address? Make sure they are in the correct order.
- DHCPDISCOVER, DHCPOFFER, DHCPREQUEST, DHCPACK
- DHCPDISCOVER, DHCPREQUEST, DHCPOFFER, DHCPACK
- DHCPOFFER, -DHCPDISCOVER, DHCPREQUEST, DHCPACK
- DHCPACK, DHCPDISCOVER, DHCPREQUEST, DHCPOFFER
DHCPDISCOVER, DHCPOFFER, DHCPREQUEST, DHCPACK
What is the purpose of a virtual desktop?
- To give users access to their data from any device and location
- To save money
- To store users information in a data center
- Better authentication and security
To give users access to their data from any device and location
What is the purpose of SIP in VoIP?
- It carries voice and data.
- It connects the VoIP phone to an analog phone.
- It sets up the VoIP phone calls.
- It works with a PBX.
It sets up the VoIP phone calls.
What is the purpose of RTP in VoIP?
- It carries voice and data.
- It works with a PBX.
- It connects the VoIP phone to an analog phone.
- It manages the dial plan.
It carries voice and data.
CSMA/CD is specified in the IEEE 802.3 standard for Ethernet network (T/F)
True
What is the minimum media type that must be used to run 1000BASE-T?
- Cat 3
- Cat 5
- Cat 5e
- 10 Base 2
Cat 5e
A more efficient design which involves the logical separation of switch ports into different broadcast domains is known as a ________.
- subnet
- collision domain
- virtual local-area network(VLAN)
- LAN
virtual local-area network - (VLAN)
How many bytes are in an IEEE 802.1Q VLAN tag?
- 2
- 4
- 6
- 8
4
How does a switch prevent loops?
- IEEE 802.1Q
- IEEE 802.1D
- IEEE 802.11
- IEEE 802.3
- IEEE 802.1D
How is a switch selected as a root bridge for spanning tree if the bridge priorities are the same?
- The switch with the lowest IP address will become the root bridge.
- The switch with the lowest MAC address will become the root bridge.
- The switch with the highest MAC address will become the root bridge.
- The switch with the highest IP address will become the root bridge.
The switch with the lowest MAC address will become the root bridge.
An IEEE 802.1D port goes through four states when transitioning to the forwarding state. What is the correct order?
- Blocking, learning, listening, forwarding
- Learning, listening, blocking, forwarding
- Blocking, listening, learning, forwarding
- Listening, blocking, learning, forwarding
Blocking, listening, learning, forwarding
