CS601 Quiz 1 Set 7

Q1. If a digital transmission system transmits 10 bits within a half-second interval, the system's bit-rate will be

1. 25
2. 10
3. 15
4. 20

Correct answer: 20

Q2. Two PCs and one printer are connected in a network within a room; it is an example of ___________.

1. WAN
2. LAN
3. MAN
4. SONET

Correct answer: LAN

Q3. The bandwidth-delay product defines the number of bits that can fill the_______________.

1. Network
2. Switch
3. Link
4. Hub

Correct answer: Link

Q4. In layered architecture of network, logical connection between layers means:

1. They are connected in peers
2. They can perform identical opposite tasks
3. They have identical names
4. They communicate directly

Correct answer: They can perform identical opposite tasks

Q5. _________ is correct formula to determine the total number of ports needed for one system connected in a mesh network.

1. N+1
2. N(N+1)
3. NxN
4. N-1

Correct answer: N-1

Q6. ___________ is the encoded message sent from one station to another when they are connected securely.

1. Cryptogram
2. Cipher Text
3. Secure message
4. Encrypted data

Correct answer: Cipher Text

Q7. In a ____topology, each computer or station is linked to others in a circular arrangement.

1. Bus
2. Mesh
3. Star
4. Ring

Correct answer: Ring

Q8. Multipoint channel can be shared in ______ manner.

1. A lot of ways
2. Temporal
3. Spatial
4. Both spatial and temporal

Correct answer: Both spatial and temporal

Q9. Which of the following best illustrates the concept of decapsulation in internet protocol layering?

1. Writing a message on a piece of paper before placing it in an envelope.
2. Encrypting a sensitive email to send it securely.
3. Converting a digital image into sound waves for transmission.
4. Unzipping a compressed file on your computer to access its contents.

Correct answer: Unzipping a compressed file on your computer to access its contents.

Q10. Which communication mode allows data transmission in one direction only, without any feedback or response from the receiving device?

1. Simplex
2. Half Duplex
3. Full Duplex
4. Bidirectional

Correct answer: Simplex