Question 1 of 25
Hints left: 3
Q1
A noiseless 3 KHz Channel transmits bits with binary level signals. What is the maximum data rate?
Q2
The synchronous modems are more costly than the asynchronous modems because
Q3
A remote batch-processing operation in which data is solely input to a central computer would require a:
Q4
Which of the following technique is used for fragment?
Q5
When you ping the loopback address, a packet is sent where?
Q6
How many hosts are attached to each of the local area networks at your site?
Q7
In CRC there is no error if the remainder at the receiver is _____.
Q9
The slowest transmission speeds are those of
Q11
Satellite-Switched Time-Division Multiple Access (SS/TDMA) is
Q12
Which of the following is used for modulation and demodulation?
Q13
Which of the following TCP/IP protocol allows an application program on one machine to send a datagram to an application program on another machine?
Q14
The Internet Control Message Protocol (ICMP)
Q15
What can greatly reduce TCP/IP configuration problems?
Q16
Your company has a LAN in its downtown office and has now set up a LAN in the manufacturing plant in the suburbs. To enable everyone to share data and resources between the two LANs, what type of device(s) are needed to connect them? Choose the most correct answer.
Q17
What part of 192.168.10.51 is the Network ID, assuming a default subnet mask?
Q18
ICMP (Internet Control Message Protocol) is
Q19
Which of the following device is used to connect two systems, especially if the systems use different protocols?
Q20
Which of the following TCP/IP protocol is used for transferring electronic mail messages from one machine to another?
Q21
Avalanche photodiode receivers can detect hits of transmitted data by receiving
Q22
Which of the following is not a disadvantage of wireless LAN?
Q23
The term 'duplex' refers to the ability of the data receiving stations to echo back a confirming message to the sender. In full duplex data transmission, both the sender and the receiver
Q24
A distributed network configuration in which all data/information pass through a central computer is
Q25
If you get both local and remote echoes, every character you type will appear on the screen