In 1996, 36.44% of _________ addresses were brought in use.
Class A
Class D
Class B
Class C
Correct Answer :
D. Class C
Related Questions
The worldwide Internet is a well-known example of ------------------.
PAN
Subnet
Intra-Network
Inter-network
Which of the following transmission media suffers more from transmission impairment?
coaxial cable
Optical fiber
twisted pair
wave guides
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
Which layer of the OSI model does a switch operate in?
Physical
Data-link
Network
Transport
Which class does the IP address 202.119.22.31 belong to?
Class A
Class B
Class C
APIPA
Which directory service is used in Windows 2000 Server?
Active Directory
SAM
NDS
Bindery
Which of the following address supports 254 hosts on each of 2 million networks?
Class D addresses
Class A addresses
Class C addresses
Class B addresses
In an authentication using symmetric keys, if 10 people need to communicate, we need _______ keys.
90
10
20
45
Which of these is a feature of hubs?
Hubs amplify the incoming signal.
Hubs understand frames, packets or headers
All lines coming into a Hub must operate at a same speed.
all of these
What is the distance limitation of Cat5 UTP?
1 km
100 km
100 m
100 foot
FDDI operates on 100 Mbps.
True.
False.
Which cable type is immune to outside interference and crosstalk?
Thinnet
Thicknet
Twisted pair
Fiber optic
AppleTalk protocol configures hosts in zones on the network.
True.
False.
ARP is defined in RFC _____ and it is a current internet standard, ________
RFC-37, STD 903
RFC-903, STD 37
RFC 826; STD 37
RFC 37; STD 826
____________ was developed to support aggregation and summarization of routing
information.
Static Routing protocol
Enhanced Interior Gateway Routing Protocol (EIGRP)
Routing Information Protocol (RIP)
Border Gateway Protocol (BGP)
Which of the following protocols are considered unreliable or connectionless?
UDP
TCP
FTP
TFTP
The Hamming Distance for the codes generated using either even or odd parity will be------------------
2
4
1
0
Which of the following delivery methods works with only one source and one destination? Multicast
Multicast
Broadcast
Unicast
Any cast
This mapping of name to IP address is done by …………………………….
Address resolution protocol
Domain name server
reverse address resolution protocol
Ethernet
Your network has gotten a single class C address but has 300 computers. How can you connect them to the Internet?
Use IPX.
Implement NAT.
Use DHCP.
Use DNS.
The packet transmit using standard Internet Protocol(IP) throughout the Internet by
Circuit switching
Packet switching
Message switching
None of the above.
What is the pattern of a preamble?
11110000
11111111
00000000
none of these
80 is the well-known port number for the HTTP service.
True.
False.
Internet e-mail system based on the ……………………………………………..
FTP
Simple Mail Transfer Protocol (SMTP)
POP
Both SMTP and POP
Which of the following is used for testing the data-link connection in a PPP network?
Link Control Protocol (LCP)
Method
Network Control Protocols (NCPs)
Basic Rate Interface (BRI)
Which of the following protocols were designed for terminal emulation to connect dissimilar systems?
Domain Name System
FTP
Telnet
Control Message Protocol
Which is the port used by HTTPS?
123
143
69
443
Your network has gotten a single class C address but has 300 computers. How can you connect them to the Internet?
Use IPX.
Implement NAT.
Use DHCP.
Use DNS.
What is the range of multicast addressing?
223.0.0.0 through 240.255.255.255
244.0.0.0 through 239.255.255.266
224.1.1.1 through 239.555.255.255
224.0.0.0 through 239.255.255.255
How many 64-Kbps channels are used on an ISDN BRI?
1
2
3
4