Chapter 3 and 4 Study Guide - Network+ Guide to Networks by Tamara Dean
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Download Now Chapter 3 and 4 Study Guide - Network+ Guide to Networks by Tamara Dean
1. Modulation can be used to make a
signal conform to a specific pathway.
True
2. In IPv4 addressing, a node with an IP
address of 168.34.88.29 belongs to a Class ____ network
b. B
3. In IPv4 addressing, an IP address
whose first octet is in the range of 192–223 belongs to a Class ____ network.
a. C
4. In modulation, a simple wave called
a(n) ____ wave, is combined with another analog signal to produce a unique
signal that gets transmitted from one node to another.
a. carrier
5. Which term describes the hardware that
makes up the enterprise-wide cabling system?
b. Cable plant
6. The maximum distance a signal can
travel and still be interpreted accurately is equal to a segment’s maximum
length.
True
7. A(n) ____ number is the address on a
host where an application makes itself available to incoming or outgoing data.
c. port
8. The strength of an electrical signal
is directly proportional to its frequency.
False
9. In dotted decimal notation, a(n) ____
separates each decimal.
b. period
10. The data transmission characteristic
most frequently discussed and analyzed by networking professionals is ____.
c. throughput
11. ____ is more efficient than TCP for
carrying messages that fit within one data packet.
a. UDP
12. The distance between corresponding
points on a wave’s cycle is called its ____.
a. wavelength
13. ____ describes a popular serial data
transmission method.
c. EIA/TIA RS-232 (Recommended Standard
232)
14. Ethernet is an example of a baseband
system found on many LANs.
True
15. In the TCP/IP protocol suite, ____ is
the core protocol responsible for logical addressing.
b. IP
16. The command used to view IP
information on a Windows workstation is ipconfig.
True
17. In most cases, BOOTP has been
surpassed by the more sophisticated IP addressing utility, ____.
a. DHCP
18. When signals are free to travel in
both directions over a medium simultaneously, the transmission is considered
____.
b. full-duplex
19. ____ is a terminal emulation protocol
used to log on to remote hosts using the TCP/IP protocol suite.
c. Telenet
20. TCP is a(n) ____ subprotocol.
a. connection-oriented
21. ICMP (Internet Control Message Protocol) reports on the success or
failure of data delivery.
True
22. The serial interface on the back of the connectivity device is often
labeled “____.”
a. Console
23. In the TCP/IP protocol suite, ____ is the core protocol responsible for
logical addressing.
d. IP
24. All protocols are routable.
False
25. Modern LANs use ____ or higher wiring.
b. Cat 5
26. ____ ARP table entries are created when a client makes an ARP request
that cannot be satisfied by data already in the ARP table.
b. Dynamic
27. The most significant factor in choosing a transmission method is its
____.
c. throughput
28. The format of ARP tables is the same from one operating system to
another.
False
29. ____ is a technology used with fiber-optic cable, which enables one
fiber-optic connection to carry multiple light signals simultaneously.
a. WDM (wavelength division multiplexing)
30. A UDP header contains ____fields.
a. four
31. ICMP (Internet Control Message Protocol) reports on the success or
failure of data delivery.
True
32. A digital signal composed of a pulse of positive voltage represents
a(n) ____.
b. 1
33. The subprotocol that enables TCP/IP to internetwork - that is, to
traverse more than one LAN segment and more than one type of network through a
router is ____.
d. IP
34. ____ is a simple Application layer protocol used to synchronize the
clocks of computers on a network.
a. NTP
35. A(n) ____ number is the address on a host where an application makes
itself available to incoming or outgoing data.
c. port
36. The more twists per foot in a pair of wires, the more resistant the
pair will be to ____.
c. cross talk
37. In IPv4 addressing, each IP address is a unique ____ number.
b. 32-bit
38. If the standard port number for the Telnet service is 23, a host whose
IPv4 address is 10.43.3.87 has a socket address for Telnet of ____.
a. 10.43.3.87:23
39. Latency occurs when a signal traveling on one wire or cable infringes
on the signal traveling over an adjacent wire or cable.
False
40. ICMP (Internet Control Message Protocol) reports on the success or
failure of data delivery.
True
41. The distance between corresponding points on a wave’s cycle is called
its ____.
c. wavelength
42. In modulation, a simple wave called a(n) ____ wave, is combined with
another analog signal to produce a unique signal that gets transmitted from one
node to another.
c. carrier
____ describes wiring that connects workstations to the
closest telecommunications closet.
b. Horizontal wiring
The points where circuits interconnect with other circuits
is known as ____.
b. cross-connect facilities
The byte 00001110 means ____ on a digital network.
a. 14
In IPv6, each address contains a(n) ____, or a
variable-length field at the beginning of the address that indicates what type
of address it is.
b. format prefix
In the domain name www.google.com, ____ is the top-level
domain (TLD).
b. com
The default subnet mask for a Class B network is ____.
c. 255.255.0.0
If your network does not need or use APIPA, it must be
uninstalled to avoid conflicts.
False
Which standard is also known as structured cabling?
d. TIA/EIA Commercial Building
Wiring Standard
Which term identifies a room containing connectivity for
groups of workstations in its area?
b. telecommunications closet
Serial refers to a style of data transmission in which the
pulses that represent bits follow one another along a ____ transmission line.
a. single
