CS601 Solved Quiz 1 by VUBuddy

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Q3. The extra bits added with the original data for error detection/correction are called ___.

1. Fault bits
2. Port numbers
3. Redundant bits
4. Process IDs

Correct answer: Redundant bits

Q4. The ___ is the number of signal elements sent per unit time.

1. Data rate
2. Signal rate
3. Bit rate
4. Period

Correct answer: Signal rate

Q5. The ___ protocols uses both flow and error control.

1. TCP/IP
2. HDLC

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c) ICMP

d) Stop-and-wait

Q6. ___ is an Authentication Protocol, which uses two-step process to authenticate user information.

1. CHAP
2. LCP
3. PAP
4. ICMP

Correct answer: PAP

Q7. In Block coding we divide our message into blocks of k bits called as

1. Code words
2. Data words
3. Passwords
4. Cross words

Correct answer: Data words

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Q8. To control and manage the transfer of data, a protocol called Point to Point Protocol (PPP) is used at the ____ layer.

1. Physical
2. Network
3. Presentation
4. Data link

Correct answer: Data link

Q9. ___ is an authentication protocol, which is used by the PPP to authenticate passwords.

1. CHAP
2. PAP
3. LCP
4. ICMP

Correct answer: PAP

10. No matter whether the link is dedicated or broadcast, data link control (DLC) layer provides services between ___.