A sampling rate of $q,$ million samples per second is needed for a signal with frequency ranging from $10$ MHz to $100$ MHz

$.10$

b$.90$

c$.100$

d$.200$

$2\mathrm{.}1q,$

b$.$ PSK

c$.$ FSK

d$.$ QSK

Which of the following is an error detection method?

a$.$ multiplexing

b$.$ redundancy

c$.$ reciprocity

d$.$ conditioning

In FDM$,$ the bandwidth of the link must be $q,$ the sum of the bandwidths of the signals to

be combined

a$.$ equal to

$b$ less than

c$.$ greater than

d$.$ an order of magnitude greater than

If the sum of the data rates of the sending devices is X $,$ TDM can be applied when the data rate capacity of the transmission medium is

a$.$ less than $x$

b$.$ greater than $x$

c$.$ one half $x$

d$.$ two times $x$

Data are being sent at $30$ Mbps $.$ An external electrical surge of $0\mathrm{.}001$ second affects the transm What is the maximum number of bits that can be affected?

a$.3000$

b$.30,000$

c$.300,000$

d$.3,000,000$

wo communication devices are using a single$-$bit even parity check for error detec ransmitter sends the byte $10101010$ and, because of channel noise, the receiver ge $0011011.$ Will the receiver detect the error?

YES

$.$ NO