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Cybersecurity Quiz 4
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Questions in this quiz (25)
1
A data network that operates across a relatively large geographic area defines what type of network?- AWAN
- BLAN
- CCAN
- DMAN
2
The process of wrapping protocol information from one layer in the data section of another layer describes- AData encryption
- BTCP wrappers
- CData encapsulation
- DData hiding
3The LLC and MAC are sub-layers of what OSI model layer?
- ANetwork
- BData Link
- CTransport
- DSession
4The Ethernet protocol is defined at what layer of the OSI model and in which IEEE standard?
- A802.3
- B802.5
- C802.11
- D802.4
5All the following are examples of packet-switched WAN protocols, except
- AX.25
- BSMDS
- CISDN
- DFrame Relay
6Which of the following is an example of a Class C IP address?
- AApplication, Session, Network, Physical
- BApplication, Transport, Internet, Link
- CApplication, Session, Transport, Internet
- DApplication, Presentation, Session, Transport
7Which of the following is not a common VPN protocol standard?
- APPTP
- BFTP
- CIPSec
- DL2TP
8What is layer 4 of the OSI model?
- AData Link
- BPresentation
- CTransport
- DNetwork
9What is encapsulation?
- AChanging the source and destination addresses of a packet
- BVerifying a person’s identity
- CProtecting evidence until it has been properly collected
- DAdding a header and footer to data as it moves down the OSI stack
10Which OSI model layer manages communications in simplex, half-duplex, and full-duplex modes?
- APhysical
- BTransport
- CApplication
- DSession
11
Which of the following is the least resistant to EMI?- AShielded Twisted Pair Cable
- BFiber-Optic CAble
- CCoaxial cable
- DUnshielded Twisted Pair Cable
12
Which of the following cables has the most twists per inch?- ASTP
- BUTP
- C100Base-T
- D10000Base-T
13Which of the following is an example of a Class C IP address?
- A255.0.0.1
- B192.167.4.1
- C17.5.5.1
- D127.0.0.1
14
Which of the following is not true?- AFiber-optic cable is expensive.
- BFiber-optic cable offers very high throughput rates.
- CCommunications over fiber-optic cable can be tapped easily
- DFiber-optic cable is difficult to install.
15Which of the following is not one of the most common LAN technologies?
- AToken Ring
- BEthernet
- CATM
- DFDDI
16
Which networking technology is based on the IEEE 802.3 standard?- AFDDI
- BToken Ring
- CEthernet
- DHDLC
17
What is a TCP wrapper?- AAn application that can serve as a basic firewall by restricting access based on user IDs or system IDs
- BA security protocol used to protect TCP/IP traffic over WAN links
- CA mechanism to tunnel TCP/IP through non-IP-networks
- DAn encapsulation protocol used by switches
18
Which of the following protocols is connectionless?- AIP
- BFTP
- CTCP
- DUDP
19By examining source and destination address, application usage, source of origin, and the relationship between current packets with the previous packets of the same session, _________________ firewalls are able to grant a broader range of access for authorized users and activities and actively watch for and block unauthorized users and activities.
- AApplication-level gateway
- BStatic packet-filtering
- CStateful Inspection
- DCircuit-level gateway
20
Which of the following is not true regarding most firewalls?- AThey are able to issue alarms based on suspected attacks
- BThey are able to log traffic information.
- CThey are able to block viruses.
- DThey are unable to prevent internal attacks.
21A ___________________ is an intelligent hub because it knows the addresses of the systems connected on each outbound port. Instead of repeating traffic on every outbound port, it repeats only traffic out of the port on which the destination is known to exist.
- ARepeater
- BBridge
- CSwitch
- DRouter
22___________________ is a standards-based mechanism for providing encryption for point-to-point TCP/IP traffic.
- AUDP
- BSSL
- CSDLC
- DIPSec
23
Which public-private key security system was developed independently of industry standards but has wide Internet grassroots support?- APPTP
- BPAP
- CSLIP
- DPGP
24___________________ is a layer 2 connection mechanism that uses packet-switching technology to establish virtual circuits between the communication endpoints.
- AATM
- BSMDS
- CISDN
- DFrame Relay
25________________ is a digital end-to-end communications mechanism developed by telephone companies to support high-speed digital communications over the same equipment and infrastructure that is used to carry voice communications.
- AATM
- BSMDS
- CFrame Relay
- DISDN
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- Quiz on Cybersecurity Quiz 4, created by Eric Booker on 26/07/2018.
- Author
- Eric Booker
- Language
- English
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