Midterm review Kahoot CIS 3329

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What layers is processed by routers?

(a) transport

(b) network

(c) application

(d) Data Link

(b) network

The amount of time it takes to push a packet out onto the link.

(a) Propagation Delay

(b) Transmission Delay L/R

(c) Queuing Delay

(d) Nodal delay

(b) Transmission Delay L/R

Supplements SMTP and allows the encapsulation of multimedia messages inside a standard SMTP

(a) User Agent

(b) ICMP

(c) MIME

(d) PoP3

(c) MIME

The person who developed the HTTP protocol

(a) Marc Andreessen

(b) Tim Berner's Lee

(c) Len Kleinrock

(d) Vinton Cerf

(b) Tim Berner's Lee

The amount of data that can be transmitted in a given period of time.

(a) Spread Spectrum

(b) Throughput

(c) Bandwidth

(d) Baseband

(c) Bandwidth

Type of DNS resource record which tells the name of the mail server for a domain name.

(a) CName

(b) NS

(c) A

(d) MX

(d) MX

Reliable data transfer is realized through

(a) acknowledgements

(b) retransmission

(c) receiver feedback

(d) all of the above

(d) all of the above

This refers to the time calculated by the distance divided by the speed

(a) Nodal delay

(b) transmission delay

(c) queuing delay

(d) propagation delay

(d) propagation delay

This protocol allows the creation of folders in email

(a) IMAP

(b) SMTP

(c) POP3

(d) HTTP

(a) IMAP

This application layer protocol facilitates mapping of domain name to IP address

(a) FTP

(b) SSL

(c) SSH

(d) DNS

(d) DNS

How much and how fast data actually does travel through the 'channel' successfully.

(a) bandwidth

(b) baseband

(c) throughput

(d) none of the above

(c) throughput

The most secure and fastest wired media

(a) Coax cable

(b) Unshielded Twisted Pair (UTP)

(c) Fiber Optic

(d) None of the above

(c) Fiber Optic

What TCP/IP layer's main function is provide node to node delivery

(a) Transport Layer

(b) Network Layer

(c) Application Layer

(d) data Link Layer

(d) data Link Layer

SMTP uses which protocol at the transport layer

(a) UDP

(b) SSL

(c) TCP

(d) All of the above

(c) TCP

This service uses UDP at the transport layer

(a) HTTP

(b) POP3

(c) DNS

(d) FTP

(c) DNS

What TCP/IP protocol layer is responsible host to host delivery

(a) Application Layer

(b) Physical Layer

(c) Network Layer

(d) Transport Layer

(d) Transport Layer

This process allows transport layer segments to be separated into multiple processes.

(a) Demultiplexing

(b) Combinations

(c) Multiplexing

(d) None of the above

(a) Demultiplexing

TCP uses these in a three way handshake between sender and receiver to establish connection

(a) ACK

(b) SYN ACK

(c) SYN

(d) All of the above

(d) All of the above

Users share 10 Mbps lk. Each transmits cont. at 2 Mbps. Each 30% How many users can be supported in circuit switching?

(a) 10 users

(b) 2 users

(c) 5 users

(d) None of the above

(c) 5 users

Which device cannot run an application layer protocol?

(a) smartphone

(b) laptop

(c) router

(d) iPad

(c) router

By using___, the receiver discovers whether an arriving packet contains new data or is a retransmission

(a) syn bit

(b) synack bit

(c) sequence number

(d) None of the above

(c) sequence number

Connection-oriented guarantees

(a) Delivery

(b) bandwidth

(c) Timing

(d) All of the above

(a) Delivery

Which component of end to end delay would have the most effect if we were playing tic tac toe with a friend in China?

(a) propagation delay

(b) processing delay

(c) transmission delay

(d) nodal delay

(a) propagation delay

Recursive DNS query means

(a) Root DNS server finds address IP address of authoritative DNS server

(b) TLD server gives IP address of authoritative DNS server to local DNS server

(c) Local DNS server finds IP address of authoritative DNS server

(d) None of the above

(a) Root DNS server finds address IP address of authoritative DNS server

Ethernet is a data link layer protocol

(a) uses CSMA/CD

(b) bus/star topology  

(c) uses MAC addresses for destination to send frames

(d) All of the above

(d) All of the above

The person who developed http:// which is the foundation of the World Wide Web.

(a) Marc Andresseen

(b) Vinton Cerf

(c) Tim Berners-Lee

(d) Len Kleinrock

(c) Tim Berners-Lee