SMART TV is an intermediary device.
TRUE OR FALSE
FALSE
Give an example of a reference model.
OSI
A media that uses a light signal.
fibre optic
Give an example of an open standard model.
TCP/IP
A router is an intermediary device.
TRUE OR FALSE
TRUE
Give 2 example of internet access technology.
•Broadband cable
•Broadband Digital Subscriber Line (DSL)
•Wireless WANs
•Mobile Services
•Business DSL
•Leased Lines
•Metro Ethernet
What is indicated by the term throughput?
A. the capacity of a particular medium to carry data
B. the guaranteed data transfer rate offered by an ISP
C. the measure of the bits transferred across the media over a given period of time
D. the measure of the usable data transferred across the media
C
Give 2 security threat.
•Viruses, worms, and Trojan horses
•Spyware and adware
•Zero-day attacks, also called zero-hour attacks
•Hacker attacks
•Denial of service attacks
•Data interception and theft
•Identity theft
An employee at a branch office is creating a quote for a customer. In order to do this, the employee needs to access confidential pricing information from internal servers at the Head Office. What type of network would the employee access?
A. Extranet
B. Internet
C. Intranet
D. LAN
C
Give 2 network trends.
•Bring Your Own Device (BYOB)
•Online Collaboration
•Video Communications
•Cloud Computing
What type of copper cable is used between two switches?
crossover
A connector used in a network interface card.
rj-45
TCP/IP layer that transmits bits across local media.
NETWORK ACCESS
Command used to set a name for a device.
host/hostname
Give 2 security solutions.
•Antivirus and antispyware
•Firewall filtering
•Dedicated firewall systems
•Access control lists (ACL)
•Intrusion prevention systems (IPS)
•Virtual Private Networks (VPNs)
Command to save the configuration in NVRAM.
DO/COPY RUN START
DO/WR
DO COPY RUNNING-CONFIG STARTUP-CONFIG
When you see this prompt > you are inside ____________ mode.
user exec
OSI layer that is responsible for routing.
network
A reliable network characteristic that prioritizes data.
a. scalable
b. qos
c. fault tolerant
d. security
B
Type of cable used to configure an actual router device.
console
rollover
Enumerate the 4 PDUs accordingly.
data
segments
packet
frames
bits
Enumerate the 7 OSI layers accordingly.
APPLICATION
PRESENTATION
SESSION
TRANSPORT
NETWORK
DATA LINK
PHYSICAL
This refers to the usable data transferred over a given period of time.
goodput
What command/s can you use to secure your console port using a CLASS password?
LINE CON 0
PASS CLASS
LOGIN
Enumerate the 3 message delivery options.
Broadcast
Unicast
Multicast