Q.1
Which of the following refers to the terms "residual error rate"?
Q.2
Which of the following summation operations is performed on the bits to check an error-detecting code?
Q.3
To connect a computer with a device in the same room, you might be likely to use
Q.4
Internet-like networks within an enterprise.
Q.5
The geostationary satellite used for communication systems
Q.6
Telecommunication networks frequently interconnect an organization with its customers and suppliers. Select the best fit for answer:
Q.7
The packets switching concept was first proposed
Q.8
The research and development department at your office has been experimenting with different technologies to help improve the performance of the network. One group has been examining the use of a broadband network versus a based band network. Select the correct statement about broadband and baseband.
Q.9
How many bits internet address is assigned to each host on a TCP/IP internet which is used in all communications with the host?
Q.10
With an IP address of 100, you currently have 80 subnets. What subnet mask should you use to maximize the number of available hosts?
Q.11
Which of the following types of channels moves data relatively slowly?
Q.12
Which of the following statements is correct for the use of packet switching?
Q.13
A front-end processor is
Q.14
What is the port number for NNTP?
Q.15
Eight stations are competing for the use of a shared channel using the 'Adaptive tree Walk Protocol'. If the stations 7 and 8 are suddenly become ready at once, how many bit slots are needed to resolve the contention?
Q.16
Usually, it takes 10-bits to represent one character. How many characters can be transmitted at a speed of 1200 BPS?
Q.17
The slowest transmission speeds are those of
Q.18
A noiseless 3 KHz Channel transmits bits with binary level signals. What is the maximum data rate?
Q.19
Carrier is
Q.20
What can greatly reduce TCP/IP configuration problems?
Q.21
In CRC there is no error if the remainder at the receiver is _____.
Q.22
Distributed Queue Dual Bus is a standard for
Q.23
A teleprocessing system may consist of
Q.24
If the ASCII character G is sent and the character D is received, what type of error is this?
Q.25
Which layer of OSI determines the interface of the system with the user?
Q.26
The transfer of data from a CPU to peripheral devices of a computer is achieved through
Q.27
Which of the following divides the high speed signal into frequency bands?
Q.28
Thorough planning must take place when setting up an 802.3 network. A maximum number of segments can separate any two nodes on the network. What is the maximum number of segments allowed between two nodes?
Q.29
Which of the following conditions is used to transmit two packets over a medium at the same time?
Q.30
The slowest transmission speeds are those of
0 h : 0 m : 1 s