Question 1 of 25
Hints left: 3
Q1
The most flexibility in how devices are wired together is provided by
Q2
Who originally designed TCP/IP?
Q3
What is the maximum number of entries in the HOSTS file?
Q4
You are in the process of analyzing a problem that requires you to collect and store TCP/IP Packets. Which of the following utilities is best suited for this purpose?
Q5
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)
Q6
Which of the following medium is used for broadband local networks?
Q7
A software that allows a personal computer to pretend it as a terminal is
Q8
An ROP would be attached to a
Q9
How many OSI layers are covered in the X.25 standard?
Q10
The basic Ethernet design does not provide
Q11
A band is always equivalent to
Q12
Which of the following program is used to copy files to or from another UNIX timesharing system over a single link?
Q13
The communication mode that supports data in both directions at the same time is
Q15
Which of the following statement is incorrect?
Q16
What is the name of the network topology in which there are bi-directional links between each possible node?
Q17
The process of converting analog signals into digital signals so they can be processed by a receiving computer is referred to as:
Q18
The systematic access of small computers in a distributed data processing system is referred to as:
Q19
What is the port number for HTTP?
Q20
One important characteristic of the hub architecture of ARC-net is
Q21
In cyclic redundancy checking what is the CRC?
Q22
When you connect to an online information service, you are asked to provide some kind of identification such as your name, an account number and a password. What is the name given to this brief dialogue between you and the information system?
Q23
What is the main purpose of a data link content monitor?
Q24
An example of digital, rather than analog, communication is
Q25
What is the loopback address?