What is used to boost a digital signal?
amplifier
digi-booster
multiplexer
booster
Correct Answer :
D. booster
Related Questions
Which of the following transmission media suffers more from transmission impairment?
coaxial cable
Optical fiber
twisted pair
wave guides
Which of the following connectors is used by UTP on a Fast Ethernet network?
ST
BNC
RJ-45
RJ-11
preamble field of 802.3 frames is encoded using ------------------- encoding
Manchester
differential Manchester
Bi polar
uni polar
How many table entries are supported by global routing table in CIDR?
90,000
80,000
70,000
60,000
The Point-to-Point Protocol (PPP) is described in which of the following?
RFC 3390 AND RFC 3392
RFC 1661 AND RFC 1662
RFC 2490 AND RFC 2492
RFC 2225 AND RFC 2226
Which of the following protocols is described in RFC 793?
Address Resolution Protocol (ARP)
Transmission Control Protocol (TCP)
Bootstrap Protocol (BOOTP)
User Datagram Protocol (UDP)
Which of the following application uses 1.5 Mbps bandwidth?
High speed internet browsing
Recording for later viewing
Two(2)other TV'S
One(1)high definition TV(HDTV)
Which of these cable is/are used to connect devices to hubs and switches.
crossover
straight-through
co-axial
both A) and B)
What is 10baseT?
specification for twisted-pair cable
specification for cable terminators
10 megawatt transceiver
10 Mhz analog transfers
T1 makes up 24 channels.
True.
False.
Which directory service is used in Windows 2000 Server?
Active Directory
SAM
NDS
Bindery
________is a multicast extension to OSPF Version 2.
Multicast Source Discovery Protocol (MSDP)
Distance Vector Multicast Routing Protocol (DVMRP)
Multicast OSPF (MOSPF)
Internet Group Management Protocol (IGMP)
The worldwide Internet is a well-known example of ------------------.
PAN
Subnet
Intra-Network
Inter-network
When collection of various computers seems a single coherent system to its client, then it is called
computer network
distributed system
both (a and (b
none of the mentioned
In an autonomous system with n areas, how many areas are connected to the backbone?
1
N
N+1
N-1
Which type of BGP message is sent by a system to notify another router of the senders existence?
Keep-alive
Notification
Open
Update
Which type of connector is used on 10Base2 networks?
SC
BNC
RJ-45
RJ-11
Which of the following is a media type that is most susceptible to interference?
Shielded twisted pair (STP)
Fiber optics
Unshielded twisted pair (UTP)
Coaxial
Internet Research Task Force (IRTF) body looks after ________.
The research projects of TCP/IP suit
Technical related issues
Development of standards like Requests for Comments
Maintenance of Internet
The special address 'THIS HOST' is referred to as
0.0.0.0
0.0.14.98
127.0.0.127
255.255.255.255
Which of the following IEEE specifications uses CSMA/CD?
802.2
802.3
802.5
802.11b
Which of the following was initially designed as a video and audio compression standard?
MPEG-1
MPEG-2
MPEG-4
MPEG-3
In 1996, 36.44% of _________ addresses were brought in use.
Class A
Class D
Class B
Class C
Which of the following can translate between dissimilar protocols and network types?
Hub
Repeater
Switch
Gateway
Strings enclosed in _______ quotation marks indicate single tokens.
Alphanumeric
Morse code
ASCII
Binary
Which of the following protocols are considered unreliable or connectionless?
UDP
TCP
FTP
TFTP
TCP protocol is responsible for connection-oriented communication
True.
False.
Which is the port used by POP3?
69
110
143
443
ICMP messages require ………………. levels of encapsulation
One
Two
Three
Four
Which of the following is required to communicate between two computers?
Communications software
Protocol
Communication hardware
All of the above including access to transmission medium