3i Infotech Placement: Sample Questions 774 - 775 of 1245

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Question 774

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Describe in Detail

Essay▾

Difference between the communication and transmission.

Explanation

Difference between the Communication and Transmission
CommunicationTransmission
The entire process of sending and receiving data using data cable connected externally.The transfer of data from the source to the destination.
Full exchange of information between two communication media.Physical movement of information.
Concerned with media of communication, noise, signal strength etc.Concerned with issues like bit polarity, synchronisation, clock etc.
Full dialogue between the source and destination is communicationOnly concerned with physical movement of information- transmitting of data to the destination.
A two-way interactive process in which all the participants actively share their data.One way data transfer

Question 775

Question

MCQ▾

5 men or 8 women do equal amount of work in a day. A job requires 3 men and 5 women to finish the job in 10 days how many woman are required to finish the job in 14 days.

Choices

Choice (4)

a.

6

b.

7

c.

12

d.

10

Answer

b.

Explanation

5 men or 8 women can do the same amount of work.

A job requires 3 men and 5 women to finish the job in 10 days.

5 men = 8 women

3 men women

So, we can say that there are 4.8 + 5 = 9.8 women who can complete the work in 10 days.

We are asked to find the number of women required to finish the work in 14 days. Let it be x.

So, 7 women are required to complete the work in 14 days.

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