CS601-Midterm
1 / 50
Unidirectional traffic movement is overcome by dual ring technology.
2 / 50
Frequency of a failure and network recovery time after a failure is measures of the ____________ of a network.
3 / 50
Fourier transform tells us that any digital signal can be decomposed into infinite number of periodic signals
4 / 50
DC component is also termed as Direct current component or a component with non-zero frequency.
5 / 50
Frequency band in which 99% of the total power resides is called_______
6 / 50
Set of rules that govern communication is called
7 / 50
A human brain is considered as a ___________
8 / 50
TCP/IP model Application layer incorporate OSI Application and presentation
9 / 50
Which one best describes the given statement: "To allow multiple users to share total capacity of a transmission medium"
10 / 50
The internet model consists of layers.
11 / 50
A modulator converts a(n) ____________ signal to a(n) ____________ signal.
12 / 50
_________ requires more bandwidth.
13 / 50
14 / 50
Time domain plot show changes in signal phase with respect to time.
15 / 50
The last modified version of EIA-232 standard is ______________
16 / 50
Effective network mean that the network has fast delivery, timeliness and
17 / 50
Non proprietary standard is also termed as de facto standard.
18 / 50
layer is the layer closest to the transmission medium.
19 / 50
In 8QAM each signal shift or one baud represents __________
20 / 50
21 / 50
In mesh topology, if there are five nodes then there will be links.
22 / 50
A set of devices connected by communication links is called networking
23 / 50
ASK, PSK, FSK and QAM are examples of ____ modulation.
24 / 50
Which topology requires a central controller or hub?
25 / 50
OSI model was developed prior to TCP/IP model.
26 / 50
ASK, PSK, FSK and QAM are examples of modulation.
27 / 50
Data chunk at data link layer is called
28 / 50
Line configuration refers to the way two or more devices attach to a ______.
29 / 50
There are _____ possible variations of 16 QAM.
30 / 50
In Alternate mark inversion the term mark comes from_________
31 / 50
representation of links that connect nodes is called as physical topology.
32 / 50
A 56k modem can download at a rate of __________ Kbps and upload at a rate of __________ Kbps.
33 / 50
_________requires the maximum number of I/O ports.
34 / 50
is a multipoint topology.
35 / 50
Data synchronization is a function related with ___________
36 / 50
Which is not an element of protocol
37 / 50
F.M.In differential Manchester we require two transition or signal changes to represent binary_____
38 / 50
Asynchronous transmission is ___________
39 / 50
40 / 50
Asynchronous transmission is
41 / 50
requires the maximum number of I/O ports.
42 / 50
Number of signal units per second that are required to represent a bit is called bit rate.
43 / 50
Data link layer deals with mechanical and electrical specifications of transmission medium and interface
44 / 50
Amplitude in ASK is more resistive to EMI and Noise.
45 / 50
PCM is the first process of PAM.
46 / 50
47 / 50
A sine wave must be an analog signal.
48 / 50
49 / 50
Quantization means measuring amplitudes of signal at equal intervals.
50 / 50
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