Q1 ……….. links carry discrete signal.
analogue
transmission
digital
hybrid
Q2 Networks ………. the list of accessible resources beyond those provided in most organisations.
expand
minimize
improve
decrease
Q3 The maximum number of nodes that can be attached to an FDDI network is about ………
200
300
400
500
Q4 ……… is used to refer to Ethernet specification for fibre optic
10Base5
10Base2
10BaseFL
10BaseF
Q5 ……… limits the bandwidth of fibre optic cable.
distortion
attenuation
noise
dispersion
Q6 LANs have very …….error rates.
low
high
very low
very high
Q7 10Base-FL is a flavour of …… topology.
bus
star
ring
mesh
Q8 The ……… topology uses CSMA/CD.
bus
star
ring
mesh
Q9 There are basically …….. types of topology.
two
three
four
five
Q10 In ……….. LAN, the entire frequency spectrum of the transmission medium is used to transmit the signal using the concept of time division multiplexing
broadband
baseband
broadcast
none of the above
Q11 A broadband network uses …………. techniques in sending data through the transmission medium.
time division multiplexing
frequency division multiplexing
statistical time division multiplexing
none of the above
Q12 10BaseT is a flavour of ……..topology
bus
star
ring
mesh
Q13 Data exchange between nodes are in units of………..
windows
bytes
grams
frames
Q14 The 5 in 10Base5 indicates …………
rate of transmission
total segment length
total network length
none of the above
Q15 Digital signalling in optical fibre is by ……… different power levels of light
two
three
four
five
Q16 The ……… protocol that the ring topology uses is called token ring
MAC
UDP
TCP
CSMA/CD
Q17 4B/5B encoding attempts to address the inefficiency of the ……… encoding
non-return to zero (NRZ)
return to zero (RZ)
Manchester
bipolar
Q18 Fast Ethernet network supports …….. Mbps
10
32
100
1000
Q19 The most difficult cable to connect together is ……….
coaxial,
unshielded twisted pair
fibre optic
shielded twisted pair
Q20 ………. is most often used in implementing enterprise network with multiple network operating system
Windows NT
UNIX
Windows XP
Windows Vista
Q21 Class …….. network are reserved for experiments
C
D
B
E
Q22 IP address works at the ……… layer of the internet model
transport
Internet
Application process
Network-access
Q23 ………. is a connectionless approach
UDP
TCP
ICMP
SMTP
Q24 The 16-bit field of the IP packet that helps ensure IP packet integrity is called ……… checksum
error
data
header
parity
Q25 The TCP/IP architecture consists of ……… layers
seven
three
four
five
Q26 The second layer of the TCP/IP architecture is ………. layer
transport
internet
application
network
Q27 ……… convergence is the characteristic of RIP
high
low
fast
slow
Q28 Internet checksum algorithm for error detection is not used at ………. level
network
transport
application
link
Q29 The ……. flavour of star topology is susceptible to noise
10BaseT
10BaseFL
10Base5
10Base2
Q30 The ……… layer of the TCP/IP architecture is application process layer
first
second
fourth
fifth
Q31 ………. is the most difficult to install out of all the cables
coaxial
unshielded twisted pair
fibre optic
shielded twisted pair
Q32 Manchester encoding is considered only ……… efficient
0.5
0.6
0.7
0.8
Q33 A MODEM can be regarded as a network ………
socket
adaptor
card
plug
Q34 ………… is used in OSPF to ask for data that a router has discovered missing from its routing information
Hello message
database descriptor
link state refused
link state
Q35 The FL in 10BaseFL stands for ……… cable
twisted pair
coaxial
thinnet
fibre
Q36 The release of ………. Reno brought changes to the sockets API
4.1BSD
4.2BSD
4.3BSD
4.4BSD
Q37 Resource sharing is the ………. purpose of networking
first
second
third
fourth
Q38 The thick Ethernet is referred to as ………
10BaseT
10BaseFL
10Base5
10Base2
Q39 The concentric layer of glass in optical fibre is called ………
padding
shielding
cladding
insulation
Q40 The simplest type of topology in terms of implementation is ……….
bus
mesh
star
ring
Q41 ________ layer of the OSI reference model creates and recognizes frame boundaries.
physical
data-link
network
transport
Q42 The rate at which signal changes in _________ encoding is called the linkâ??s baud rate
non-return to zero (NRZ)
return to zero (RZ)
Manchester
bipolar
Q43 The maximum number of nodes that can be attached to an FDDI network is about _________.
200
300
400
500
Q44 __________ is used to refer to Ethernet specification for fibre optic
10Base5
10Base2
10BaseF
10BaseFL
Q45 __________ limits the bandwidth of fibre optic cable.
distortion
dispersion
attenuation
noise
Q46 The ________ is referred to as 10 Base5.
thicknet
thinnet
twisted pair
coaxial
Q47 10Base-FL is a flavour of ______ topology.
ring
star
mesh
bus
Q48 The major implementation of ______ topology are the thick Ethernet (10Base5)
ring
star
mesh
bus
Q49 There are basically ________ types of topology.
two
three
four
five
Q50 >__________ transmission allows dataflow in one direction
simplex
half-duplex
full-duplex
duplex
Q51 A broadband network uses _____________ techniques in sending data through the transmission medium.
time division multiplexing
frequency division multiplexing
statistical time division multiplexing
none of the above
Q52 __________ are examples of operating system with built in networking features.
Novell Netware
UNIX
MS-DOS
all of the above
Q53 Data exchange between nodes are in units of___________.
frames
windows
bytes
grams
Q54 Connectivity is an important design consideration in ________.
MAN
WAN
BAN
LAN
Q55 Propagation delay in __________ is negligible.
LANs
MANs
WANs
WWW
Q56 _________ are characterised by significant propagation delay in message transmission.
LANs
MANs
WANs
BANs
Q57 Is every characteristic of a network system an advantage?
yes
no
it depends
none of the above
Q58 The principal traits of networks are __________ related to the distance covered.
directly
partially
indirectly
totally
Q59 In dedicated systems networked environment each user gets access to resource needed and the idle time is_____________
maximized
minimized
optimized
increased
Q60 Communication system that links computers and computer resources in the same way that telephone system link telephone is called ___________
network
telecommunication
media
all of the above
Q61 The 16-bit field of the IP packet that helps ensure IP packet integrity is called ……… checksum
error
data
header
parity
Q62 Class ……… networks addresses starts with a number between 240 and 255
B
A
C
E
Q63 Internet checksum algorithm for error detection is not used at ………. level
network
link
transport
application
Q64 The ……. flavour of star topology is susceptible to noise
10Base5
10Base2
10BaseFL
10BaseT
Q65 Propagation delay in ……. is negligible
WANs
MANs
LANs
WWW
Q66 The FL in 10BaseFL stands for ……… cable
twisted pair
coaxial
thinnet
fibre
Q67 IP routing specifies that IP datagrams travels through internetworks ……. hop at a time
one
two
three
four
Q68 The second layer of the TCP/IP architecture is ………. layer
transport
internet
network
application
Q69 ……… convergence is the characteristic of RIP
fast
low
high
slow
Q70 ……. is the last line of defence in an end-to-end protocol
parity
checksum
gateway
firewall
Q71 ……. are paths for data to move between different components inside a computer
channels
streams
cables
buses
Q72 The concentric layer of glass in optical fibre is called ……….
padding
shielding
cladding
insulation
Q73 ………. address is a combination of the IP address and the port used for communication
packet
software
circuit
socket
Q74 The ……… layer of the TCP/IP architecture is application process layer
first
second
third
fourth
Q75 Another name for link layer address is ……… address
software
middleware
firmware
hardware
Q76 Manchester encoding is considered only ……… efficient
0.5
0.6
0.7
0.9
Q77 A MODEM can be regarded as a network ………
socket
adaptor
plug
card
Q78 The 10 in 10Base5 indicates ………..
rate of transmission
maximum network length
maximum segment length
noise immunity level
Q79 Class ……..- networksâ?? host address field has 24 bits
B
A
C
E
Q80 The ……….. argument of the listen function specifies the maximum number of connections that the kernel should queue for this socket
first
second
third
fourth
Whatsapp 08039407882
