Question 1 of 25
Hints left: 3
Q1
Which command-line tool is included with every Microsoft TCP/IP client?
Q3
Videotex is a combination of
Q4
Which of the following services dynamically resolves NetBIOS-to-IP resolution?
Q5
Working of the WAN generally involves
Q6
Number of bits per symbol used in Baudot code is
Q7
Which of the following frequency ranges is used for AM radio transmission?
Q8
A computer that handles resource sharing and network management in a local area network. Select the best fit for answer:
Q9
What does 224 translate to in binary?
Q12
An error-detecting code inserted as a field in a block of data to be transmitted is known as
Q13
Repeaters are often used on an 802.3 network to help strengthen the signals being transmitted. As with the length of segments and the number of segments, a limit exists as to how many repeaters can be used between any two nodes. What is the maximum number of repeaters that can be used?
Q14
A 4 KHz noise less channel with one sample ever 125 per sec is used to transmit digital signals. Differential PCM with 4 bit relative signal value is used. Then how many bits per second are actually sent?
Q15
To set up a bulletin board system you need
Q16
A modem that is attached to the telephone system by jamming the phone's handset into two flexible receptacles in the coupler?
Q17
In cyclic redundancy checking, the divisor is _____ the CRC.
Q18
Which of the following statement is correct?
Q19
A devices that links two homogeneous packet-broadcast local networks, is
Q20
With telecommunications and a personal computer you can
Q21
An example of a medium-speed, switched communications service is
Q22
What does the acronym ISDN stand for?
Q23
What is the minimum number of wires required for sending data over a serial communications links?
Q24
How much power (roughly) a light-emitting diode can couple into an optical fiber?
Q25
If odd parity is used for ASCII error detection, the number of 0s per eight-bit symbol is _____.