COMPUTER NETWORKING QUIZ

What is the default subnet mask for a class B network?

255.0.0.0

255.255.0.0

255.255.255.0

None of these

127.0.01

TRUE ANSWER : ?
YOUR ANSWER : ?

The cheapest modems can transmit

4,800 bits per second

1,200 bits per second

None of these

300 bits per second

2,400 bits per second

TRUE ANSWER : ?
YOUR ANSWER : ?

Communication between computers is almost always

parallel

serial

direct

None of these

series parallel

TRUE ANSWER : ?
YOUR ANSWER : ?

Which utility is useful for troubleshooting NetBIOS name resolution problems?

Netstat

Hostname

NBTSTAT

None of these

PING

TRUE ANSWER : ?
YOUR ANSWER : ?

What is the frequency range of the IEEE 802.11b standard?

2.4GHz

5Gbps

2.4Gbps

5GHz

TRUE ANSWER : ?
YOUR ANSWER : ?

What is the port number for POP3?

80

110

49

90

TRUE ANSWER : ?
YOUR ANSWER : ?

The size or magnitude of a voltage or current waveform is

Angle Modulation

Amplitude

Aloha

None of these

Attenuation

TRUE ANSWER : ?
YOUR ANSWER : ?

Which of the following provide inter-switch VLAN communication? 1. ISL 2. VTP 3. 802.1Q 4. 802.3Z

2 only

1 and 3

2, 3 and 4

2 and 4

TRUE ANSWER : ?
YOUR ANSWER : ?

Which of the following services use UDP?1. DHCP2. SMTP3. SNMP4. FTP5. HTTP6. TFTP

2 and 4

1, 2 and 4

1, 3 and 6

All of these

TRUE ANSWER : ?
YOUR ANSWER : ?

The channel in the data communication model can be

All of these

telephone lines

radio signals

postal mail service

None of these

TRUE ANSWER : ?
YOUR ANSWER : ?

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