Introduction to Networking Concepts

Question 1

Which type of Ethernet cable can maintain 10Gbps transmission speeds through the course of its maximum 100-meter length?

Answer 1

CAT 6a

Question 2

Which Internet access technology uses ordinary telephone wires for data transmission?

Answer 2

DSL

Question 3

Which device is used to organize network cables as they run between switches and other network devices?

Answer 3

Patch panel

Question 4

Which network device is used to connect two or more network segments by performing OSI layer 3 functions like packet-forwarding?

Answer 4

Router

Question 5

Which network device is used to convert between digital information from a LAN and analog signals for transmission over a standard telephone wire?

Answer 5

Modem

Question 6

Which device could be used to send commands to the mainframe for remote execution in early mainframe installations?

Answer 6

Dumb terminals

Question 7

Which device is responsible for implementing network address translation (NAT)?

Answer 7

Router

Question 8

Which OSI layer is related to the function of the IP protocol suite?

Answer 8

Network

Question 9

Which OSI layer is responsible for organizing how bits are passed over the physical layer between devices within the same collision domain?

Answer 9

Data Link

Question 10

Which OSI layer would define the scope of a protocol that makes sure packets of data are received correctly and resends them if they are not?

Answer 10

Transport

Question 11

Which protocol suite performs functions of OSI layer 4?

Answer 11

TCP

Question 12

Which command produces the following output? Non-authoritative answer: Name: www.google.com Address: 172.217.11.132

Answer 12

nslookup

Question 13

Which command should be used to manually enter the default gateway for a computer?

Answer 13

route

Question 14

Which network diagnostic tool displays the path packets take between two endpoints?

Answer 14

traceroute

Question 15

Which network type is used to wire multiple PCs to a home router?

Answer 15

LAN

Question 16

An office’s infrastructure connects network devices and printers through a central access point without the use of cabling. Which network type does this office use?

Answer 16

WLAN

Question 17

What type of medium is commonly used within a 1000 Mbps Ethernet network?

Answer 17

CAT5e

Question 18

Which network topology is shown in the following diagram?

Answer 18

Full mesh

Question 19

Which network topology is being implemented when each node connects to exactly two other nodes, forming a single continuous pathway for signals through each node?

Answer 19

Ring

Question 20

In which physical LAN topology are nodes connected to each other with a backbone cable that loops around and ends at the same point it started?

Answer 20

Ring

Question 21

Which cloud service provides hardware, operating systems, and web servers but not end-user applications?

Answer 21

PaaS (Platform as a Service)

Question 22

Which cloud model provides an exclusive cloud computing service environment that is shared between two or more organizations?

Answer 22

Community

Question 23

Which type of software is used to provide virtualization?

Answer 23

Hypervisor

Question 24

Which OSI layer ensures error-free packets?

Answer 24

Transport

Question 25

Which topology uses a switch or hub to connect to all devices in the same network?

Answer 25

Star