CS601-Midterm
1 / 50
Non proprietary standard is also termed as de facto standard.
2 / 50
We need ____________ to decompose a composite signal into its components.
3 / 50
OSI model was developed prior to TCP/IP model.
4 / 50
Line configuration refers to the way two or more devices attach to a .
5 / 50
6 / 50
The _______________ layer changes bits into electromagnetic signals.
7 / 50
The inversion of the level at 1 bit is called as __________
8 / 50
The bit rate always equals the baud rate in which type of signal?
9 / 50
layer is the layer closest to the transmission medium.
10 / 50
3dB is also called as power bandwidth.
11 / 50
A set of devices connected by communication links is called networking
12 / 50
Which topology requires a central controller or hub?
13 / 50
is a multipoint topology.
14 / 50
Data link layer deals with mechanical and electrical specifications of transmission medium and interface
15 / 50
Frequency band in which 99% of the total power resides is called_______
16 / 50
17 / 50
A modulator converts a(n) ____________ signal to a(n) ____________ signal.
18 / 50
Effective network mean that the network has fast delivery, timeliness and
19 / 50
20 / 50
Quantization means measuring amplitudes of signal at equal intervals.
21 / 50
requires the maximum number of I/O ports.
22 / 50
23 / 50
_________requires the maximum number of I/O ports.
24 / 50
The internet model consists of layers.
25 / 50
Set of rules that govern communication is called
26 / 50
In transmission, a start bit and a stop bit frame a character byte.
27 / 50
Fourier transform tells us that any digital signal can be decomposed into infinite number of periodic signals
28 / 50
Number of signal units per second that are required to represent a bit is called bit rate.
29 / 50
30 / 50
The last modified version of EIA-232 standard is ______________
31 / 50
Layers 5, 6 and 7 also called as network support layers.
32 / 50
Data chunk at data link layer is called
33 / 50
Asynchronous transmission is ___________
34 / 50
Analog to digital conversion is also termed as modulating an analog signal.
35 / 50
Packet switching is a connection oriented service.
36 / 50
A 56k modem can download at a rate of __________ Kbps and upload at a rate of __________ Kbps.
37 / 50
TCP/IP model Application layer incorporate OSI Application and presentation
38 / 50
Line configuration refers to the way two or more devices attach to a ______.
39 / 50
_________ requires more bandwidth.
40 / 50
In transmission the timing of the signal is unimportant.
41 / 50
In mesh topology, if there are five nodes then there will be links.
42 / 50
Amplitude in ASK is more resistive to EMI and Noise.
43 / 50
PCM is the first process of PAM.
44 / 50
Internet with small “i” specifies the world wide Network the actual internet.
45 / 50
The internet model consists of _________ layers.
46 / 50
ASK, PSK, FSK and QAM are examples of ____ modulation.
47 / 50
Data synchronization is a function related with ______
48 / 50
Data synchronization is a function related with ___________
49 / 50
Which one is not among standard creation committee.
50 / 50
Unidirectional traffic movement is overcome by dual ring technology.
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