CompTIA Network + Practice Quiz Short
- 1.FTP port number?
- A.
21
- B.
53
- C.
67
- D.
167
- 2.DHCP port number?
- A.
21
- B.
53
- C.
67
- D.
167
- 3.DNS port number?
- A.
21
- B.
53
- C.
67
- D.
167
- 4.Telnet port number?
- A.
21
- B.
23
- C.
67
- D.
167
- 5.POP3 Port number?
- A.
25
- B.
110
- C.
143
- D.
167
- 6.SMTP Port number?
- A.
25
- B.
110
- C.
143
- D.
167
- 7.IMAP Port number?
- A.
25
- B.
110
- C.
143
- D.
167
- 8.HTTP Port number?
- A.
21
- B.
23
- C.
67
- D.
80
- 9.HTTPS/SSL Port number?
- A.
21
- B.
443
- C.
67
- D.
80
- 10.How many layers in the OSI model?
- A.
6
- B.
9
- C.
7
- D.
10
- 11.Which layer of the OSI Model does Network Cable operate at? (Choose the best answer)
- A.
Application
- B.
Presentation
- C.
Session
- D.
Transport
- E.
Network
- F.
Data-Link
- G.
Physical
- 12.Which layer of the OSI Model does a hub operate at? (Choose the best answer)
- A.
Application
- B.
Presentation
- C.
Session
- D.
Transport
- E.
Network
- F.
Data-Link
- G.
Physical
- 13.Which layer of the OSI Model does a switch operate at? (Choose the best answer)
- A.
Application
- B.
Presentation
- C.
Session
- D.
Transport
- E.
Network
- F.
Data-Link
- G.
Physical
- 14.Which layer of the OSI Model does a router operate at? (Choose the best answer)
- A.
Application
- B.
Presentation
- C.
Session
- D.
Transport
- E.
Network
- F.
Data-Link
- G.
Physical
- 15.Which layer of the OSI Model does a NIC operate at? (Choose the best answer)
- A.
Application
- B.
Presentation
- C.
Session
- D.
Transport
- E.
Network
- F.
Data-Link
- G.
Physical
- 16.How many bits in an IPV4 address?
- A.
32
- B.
28
- C.
16
- D.
8
- 17.How many bits in an Octet?
- A.
32
- B.
28
- C.
16
- D.
8
- 18.How many bits in a class C default subnetmask?
- A.
32
- B.
24
- C.
16
- D.
8
- 19.How many bits in a class B default subnetmask?
- A.
32
- B.
24
- C.
16
- D.
8
- 20.How many bits in a class A default subnetmask?
- A.
32
- B.
24
- C.
16
- D.
8
- 21.Subnetting?
- A.
Dividing a network into smaller subgroups
- B.
Combining several IP network addresses into one IP address.
- 22.Supernetting?
- A.
Dividing a network into smaller subgroups
- B.
Combining several IP network addresses into one IP address.
- 23.Layer 3 of the OSI Model
- A.
Application
- B.
Presentation
- C.
Session
- D.
Transport
- E.
Network
- F.
Data-Link
- G.
Physical
- 24.ARP can perform duplicate IP address checks. True or False?
- A.
True
- B.
False
- 25.Which of the following network technologies offers the highest bandwidth to PPP?
- A.
ISDN
- B.
DSL
- C.
Cable
- D.
SONET
Questions: 80 | Attempts: 59511 | Last updated: May 4, 2020
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