Networking_Quizes
Which of the following can one easily upgrade and improve performance on most laptops? CPU Motherboard Screen Harddrive
Harddrive
Which device always "floods all the network ports" when it receives a data frame?
Hub
What unit is of measurement is used for network speed? MB GB MB/s Mb/s
Mb/s
Which of the following allows for better overall Wifi coverage? Mesh Wifi WAPs WRs Wireless repeaters
Mesh Wifi
What is one primary benefit of using an i5 over an i7? turbo capability more cores more cache uses less power
uses less power
What command is used to test network connectivity? ring ping ding sing
ping
Which of the following is NOT an advantage of a star topology? easier network upgrades centralized monitoring and management of traffic scalable provides redundancy
provides redundancy
What device is needed to extend the signal strength and quality as used with fiber optic cables under the ocean? hub router repeater modem
repeater
Which of the following is NOT a type of network media? coaxial fiber optic category cable rj45
rj45
Which of the following connects different networks together? router repeater switch modem
router
"One point of failure" refers to which topology: bus star ring mesh
star
Which device creates a MAC address table? switch gateway hub router
switch
Which device is responsible for connecting all the end devices in a network? bridge switch router gateway
switch
Which device only understands MAC addresses?
switch
Which of the following has the most ports? hub router switch modem
switch
Routers are the most complex devices because:
they understand both IP and MAC addresses
Wireless networks are used because they are: very secure very fast very mobile very reliable
very mobile
What are the primary types of NICs today?
wired and wireless
In the classroom your laptop connects to which device first?
wireless access point
Wireless routers are a combination of which devices?
wireless access point, switch and router
Many simple home networks use which of the following: wireless router switches hubs firewalls
wireless router
What device is a combination of a switch, router and wireless access point? wireless network card wireless access point wireless switch wireless router
wireless router
What is the standard wired LAN network speed today?
1000 Mbps / 1 Gbps
Which of the following is the current Wifi standard? 802.11n 802.11ac WiFi 6 802.11a 802.11b
802.11ac
Which of the following is the wireless standard today? 802.11g 802.3 802.11n 802.11ac
802.11ac
A network that connects Georgia Gwinnett College with Georgia State University is considered to be a: WAN LAN MAN PAN
WAN
Small amounts of memory inside the cpu is known as: speed cores ram cache
cache
Which of the following is NOT a type of network topology? bus circle ring star
circle
The heart of the network is a: printer computer cpu ram
computer
Wireless networking is ________ than wired networking. faster less secure more secure more reliable
less secure
In CSMA/CD what is the purpose of the CS? multiple users listening to the medium transmit anytime detecting collisions
listening to the medium
Which of the following is NOT a valid family of Intel CPU: i3 i5 i7 i8 i9
i8
A classroom is which type of network?
LAN
What is the best way to lessen the possibility of collisions in a network? use hubs use routers use switches use repeaters
use switches
Token Ring an older obsolete technology.
True
Wireless networks are often used to extend the reach of a wired LAN.
True
What is the standard speed for wired LANs today? 100 Mbps 1 Gbps 10 Gbps 100 Gbps
1 Gbps
802.11ac can transfer up to which of the following speeds? 1.3Gbps 866Mbps 600Mbps 300Mbps
1.3Gbps
What is the maximum cable length for category 6 UTP transferring at 1Gbps? 10 m 20 m 55 m 100 m
100 m
Per our notes and lab, which of the following is the fastest undersea fiber optic cable today? 80 Tbps 100 Tbps 120 Tbps 200 Tbps
120 Tbps
A dual band router uses with of the following: Only 2.4 Ghz Only 5.0 Ghz 2.4 Ghz and 4.5 Ghz 2.4 Ghz and 5.0 Ghz 2.4 Ghz and 6.0 Ghz
2.4 Ghz and 5.0 Ghz
A tri-band router can support more devices and allow faster speeds because it uses which of the following frequencies? 5.0 Ghz only 2.4 Ghz, 5.0 Ghz 2.4 Ghz, 5.0A Ghz, 5.0B Ghz 2.4 Ghz, 5.0Ghz, 6.0 Ghz
2.4 Ghz, 5.0A Ghz, 5.0B Ghz
What is a typical average home WAN network speed today? 1-10 Mbps 20-100 Mbps 150-350 Mbps 500-1000 Mbps
20-100 Mbps
Which of the following is a recommended CPU speed for an IT student today? 2.0 Ghz 2.5 Ghz 3.0 Ghz 4.0 Ghz
3.0 Ghz
What is the best size and price combination of a SSD drive today? 64GB 128GB 500GB 2TB
500GB
How fast is highest rated speed of 802.11n? 54Mbps 300Mbps 600Mbps 1.3Gbps
600Mbps
Roughly what percentage of all laptops and desktops in the world run Windows? 65% 75% 95% 99%
75%
Which of the following supports only dual-band 2.4Ghz and 5.0Ghz? 802.11a 802.11g 802.11n 802.11ac
802.11n
Which technology is the most popular for company LANs today? 802.3 802.5 802.11 WiMax
802.3
What is the minimum recommended amount of RAM for a new laptop for an IT student? 2GB 4GB 8GB 24GB 32GB
8GB
You only need to send data at 95Mbps. What is the most cost efficient cable to use? CAT3 CAT5 CAT5e CAT6
CAT5
If you need to send 10Gbps data for 75 meters which cable is best used to achieve that task? CAT6 CAT6a CAT5e Fiber optic
CAT6a
What method of communication does Wi-Fi use? CSMA/CD CSMA/CA Ethernet Extended star
CSMA/CA
What is the access method is used by Ethernet? CDMA CSMA/CARP CSMA/CA CSMA/CD
CSMA/CD
Which of the following supports 1Gbps speeds? 802.11n Cat5 802.11g Cat5e
Cat5e
What company is currently the dominant company in terms of networking hardware today?
Cisco
A small company network should have multiple routers.
False
A wireless access assigns IP addresses to end devices.
False
GGC has a 10 Gbps connection to our ISP.
False
STP cables are used outdoors and underwater.
False
Switches in network diagrams are represented by the circle and the X
False
Switches never floods all the ports
False
The "one point of failure" in the star topology is not a concern because network software is so reliable today.
False
The 5.0Ghz frequency is both faster and supports farther distances than the 2.4Ghz frequency.
False
Up to 75% of all international network data are sent via fiber optic cables.
False (more than 90%)
2.4Ghz, 5.0Ghz and 6.0Ghz are the 3 frequencies used by 802.11ac.
Fasle
Which of the following is NOT a network "technology"? Ethernet Token Ring Fiber Optic WiFi
Fiber Optic
Which type of cable is used for connections that link continents? UTP STP Coaxial Fiber optic
Fiber optic
The newest type of solid state drives are called:
M.2
If you have a storage device that transfers at 2500 MB/s which of the below are you most likely to have? SSD HDD M.2 NVME Flash Memory
M.2 NVME
What allows for 802.11ac wave 2 to be better than previous versions of Wifi? MIMO models generations MU-MIMO
MU-MIMO
What 48bit address is permanent in all network cards? IP address Host address Serial address Mac address
Mac address
The standard wired setup is: PC --> Router --> Switch --> Internet PC --> Switch --> Router --> Internet PC --> Internet --> Router --> Switch Switch --> PC --> Router --> Internet
PC --> Switch --> Router --> Internet
What is the name of the header that goes on the UTP cables? RJ11 RJ40 RJ45 RJ55
RJ45
Which of the following is recommended for IT student laptops today? HDD SSD M.2 NvME USB
SSD
Which of the following should be used in a classroom if you have fluorescent lights very near your connections? UTP cable Coaxial STP cable Fiber optic
STP cable
Which hardware device can be both an input and output device? CPU Ram Touchscreen Speakers
Touchscreen
A router can perform some security functions.
True
An increasing more popular technology today is Metro-Ethernet.
True
Fiber optic cables are made to last up to 25 years.
True
The connection between different colleges in the USG network throughout Georgia represent which type of network? WAN LAN wLAN PAN
WAN
Fiber optic cables typically connect which type of networks? PANs LANs wLANs WANs
WANs
Why are high-end i7 cpus rarely found in laptops? because they are too fast because they are too expensive because they are not needed because they take too much power
because they take too much power
What type of cable typically connects the ISP to your neighborhood? electrical UTP STP coaxial
coaxial
Which type of Server stores all usernames and passwords and authenticates logins? file server print server domain controller security server
domain controller
What is a disadvantage of using fiber-optic cabling? limited to shorter distances low bandwidth potential high susceptibility to eavesdropping expensive to install
expensive to install
Which of the following is NOT one of the 4 basic functions of a computer? input output processing formatting
formatting
What is a benefit of the 2.4Ghz frequency over the 5.0Ghz frequency? faster newer supports latest devices further distance
further distance
What device combines a network modem with a wireless router? repeater gateway router advanced switch
gateway
What device is represented by a square box with a single directional arrow?
hub
Which of the following CPUs would you find in an low-end entry level laptop? i2 i3 i5 i7
i3
What temporary address can be changed by a network or computer administrator? mac address ip address physical address fixed address
ip address
What 2 addresses does every device on the network have? fast and slow wired and wireless mac and ip green and red
mac and ip
The older traditional harddrives are which of the following: solid state flash memory mechanical
mechanical
Which topology is use most frequently in today's WAN networks? ring bus star mesh
mesh
Which topology offers the most redundancy? bus ring star mesh
mesh
Which of the following is true about HDD over SSD? uses less power less reliability higher performance more capacity
more capacity
A network with a router offers which of the following benefits: more speed more security less security less hardware and configuration
more security
Which wifi standard supports up to 600Mbps only? n b g ac
n
What address is 48 bits in length and considered a permanent address? ip address logical address physical address broadcast address
physical address