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Computer Networking

Computer Networking
Which encapsulations can be configured on a serial interface?1. Ethernet2. Token Ring3. HDLC4. Frame Relay5. PPP

2 only
1 and 4
3, 4 and 5
All of these

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Computer Networking
A modem that is attached to the telephone system by jamming the phone's handset into two flexible receptacles in the coupler?

time-division multiplexer
acoustic coupler
gateway
None of these
bridge

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Computer Networking
Number of bits per symbol used in Baudot code is

1
None of these
5
9
8

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Computer Networking
Phase shift keying (psk) method is used to modulate digital signals at 9600 bps using 16 levels. Find the line signaling speed (i.e., modulation rate)

9600 bands
2400 bands
1200 bands
4800 bands
DHCP Management Console

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Computer Networking
On a class B network, how many subnets are available with a subnet mask of 248?

126
30
2
6
62

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Computer Networking
What can cause a problem with communication with a client by name but not by IP address?

The default gateway
The IP address
Static files such as an LMHOSTS file or a DNS database
None of these
Subnet mask

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