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Networking
Networking Miscellaneous
Quiz 6
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Q.1
What is the default subnet mask for a class A network?
127.0.0.1
255.0.0.0
255.255.255.0.0
255.255.255.0
None of the above
Q.2
When using the loopback address, if TCP/IP is installed correctly, when should you receive a response?
Immediately
Only if the address fails
After the next host comes online
Within two minutes
None of the above
Q.3
A decrease in magnitude of current, voltage, a power of a signal in transmission between points, is known as
Attenuation
Amplitude
Aloha
Carrier
None of the above
Q.4
The term "remote job entry" relates to
batch processing
realtime processing
transaction processing
distributed processing
None of the above
Q.5
You are working with a network that has the network ID 172.16.0.0, and you require 25 subnets for your company and an additional 30 for the company that will merge with you within a month. Each network will contain approximately 600 nodes. What subnet mask should you assign?
255.255.192.0
255.255.224.0
255.255.240.0
255,255.248.0
255.255.252.0
Q.6
Which of the following statement is correct?
Satellite transponders contain a receiver and transmitter designed to relay microwave transmissions from one point on earth to another.
Satellite transponders contain a device that echos the radiation without change from one point on earth to another.
Satellite transponder contains devices that transform the message sent from one location on earth to a different code for transmission to another location.
Satellite transponders use lower frequency reception of radiation from earth stations and higher frequency for transmission to earth stations
None of the above
Q.7
Which of the following performs modulation and demodulation?
fiber optic
satellite
coaxial cable
modem
None of the above
Q.8
Brad is in charge of a small network and wants to make it simple but secure. The users want to have full control over their data and still be able to share data with the rest of the office. The networking knowledge of the office staff is excellent. Which network(s) would be the best to set up?
Peer-to-peer
Master domain
Server-based
Ethernet
Share-level
Q.9
The simultaneous transmission of data to a number of stations is known as
broadcast
Band width
Aloha
Analog transmission
None of the above
Q.10
Most data communications involving telegraph lines use:
simplex lines
wideband channels
narrowband channels
dialed service
None of the above
Q.11
You have a network ID of 134.57.0.0 with 8 subnets. You need to allow the largest possible number of host IDs per subnet. Which subnet mask should you assign?
255.255.224.0
255.255.240.0
255.255.248.0
255.255.252.0
255.255.255.255
Q.12
Modulation is the process of
sending a file from one computer to another computer
converting digital signals to analog signals
converting analog signals to digital signals
echoing every character that is received
None of the above
Q.13
Which of the following files is used for NetBIOS name resolution?
HOSTS
LMHOSTS
ARP
FQDN
None of the above
Q.14
In CRC the quotient at the sender
becomes the dividend at the receiver
becomes the divisor at the receiver
is discarded
is the remainder
Q.15
How many pairs of stations can simultaneously communicate on Ethernet LAN?
1
2
3
multiple
None of the above
Q.16
The coming together of three technologies i.e. microelectronics, computing and communications has ushered in
information explosion
information technology
business revolution
educational upgradation
None of the above
Q.17
Terminals are used to
collect data from the physical system
provide information for the manager
communicate management decisions to the physical system
All of the above
None of the above
Q.18
Sales persons and other employees of the company who spend much of their time away from their offices but keep in touch with their company's microcomputers or main frame computers over telephone lines are called
field workers
telecommuters
teleprocessors
company directors
None of the above
Q.19
The OCR reading unit attached to a POS terminal is called a
light pen
wand
cursor
All of the above
None of the above
Q.20
A protocol is a set of rules governing a time sequence of events that must take place
between peers
between modems
between an interface
across an interface
None of the above
Q.21
What is the standard protocol for network management features?
SNA
FTP
SNMP
SMS
None of the above
Q.22
The application layer of a network
establishes, maintains, and terminates virtual circuits
defines the user's port into the network
consists of software being run on the computer connected to the network
All of the above
None of the above
Q.23
What can cause a problem with communication with a client by name but not by IP address?
The IP address
Static files such as an LMHOSTS file or a DNS database
Subnet mask
The default gateway
None of the above
Q.24
Layer one of the OSI model is
physical layer
link layer
transport layer
network layer
None of the above
Q.25
What is the term used to describe addresses available on a DHCP server?
Pools
Scopes
Ranges
Notes
None of the above
Q.26
Which of the following signals is not standard RS - 232-C signal?
VDR
RTS
CTS
DSR
None of the above
Q.27
How much power (roughly) a light-emitting diode can couple into an optical fiber?
100 microwatts
440 microwatts
100 picowatts
10 milliwatts
None of the above
Q.28
A modem that is attached to the telephone system by jamming the phone's handset into two flexible receptacles in the coupler?
gateway
bridge
acoustic coupler
time-division multiplexer
None of the above
Q.29
What is the default subnet mask for a class B network?
127.0.01
255.0.0.0
255.255.0.0
255.255.255.0
None of the above
Q.30
With telecommunications and a personal computer you can
"download" free public domain programs
send letters to be printed and delivered by the post office
order goods at a substantial discount
All of the above
None of the above
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