30) How much bandwidth is there in 0.1 micron of spectrum at a wavelength of 1 micron ?

20,000 GHz

25,000 GHz

30,000 GHz

None of these

Answer is:

30,000 GHz

Computer Networks MCQ with Answers

For more MCQ's Click Here

31) It is desired to send a sequence of computer screen images over an optical fiber. The screen is 480 x 640 pixels, each pixel being 24 bits. There are 60 screen images per second. How much bandwidth is needed, and how many microns of wavelenth are needed for this band at 1.30 microns

1.0 x 105 microns

2 x 105 microns

2.5 x 105 microns

5 x 105 microns

Answer is:

2.5 x 105 microns

32) Establishing a virtual connection is virtually equivalent to

connecting as virtual memory

physically connecting a DTE and DCE

placing a telephone call prior to a conversion

placing a modem prior to a conversion

Answer is:

placing a telephone call prior to a conversion

33) How many digits of the network user Address are known as the DNIC (Data Network Identification Code) ?

First three

First four

First five

First seven

Answer is:

First four

34) How many digits of the DNICC (Data Network Identification Code) identify the country

First three

First four

First five

First six

Answer is:

First three

Computer Networks MCQ with Answers

For more MCQ's Click Here

30) How much bandwidth is there in 0.1 micron of spectrum at a wavelength of 1 micron ?

30,000 GHz

Computer Networks MCQ with Answers

Related Computer Networks MCQ with Answers

31) It is desired to send a sequence of computer screen images over an optical fiber. The screen is 480 x 640 pixels, each pixel being 24 bits. There are 60 screen images per second. How much bandwidth is needed, and how many microns of wavelenth are needed for this band at 1.30 microns

2.5 x 105 microns

32) Establishing a virtual connection is virtually equivalent to

placing a telephone call prior to a conversion

33) How many digits of the network user Address are known as the DNIC (Data Network Identification Code) ?

First four

34) How many digits of the DNICC (Data Network Identification Code) identify the country

First three

Computer Networks MCQ with Answers