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AP Computer Science Principles > Quiz 3 > Flashcards

Quiz 3 Flashcards

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1
Q

Home Network

A

Connects devices to the internet via modem/router.

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2
Q

ISP

A

Internet Service Provider; monthly payment for internet access.

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3
Q

IP Address

A

Unique identifier for devices on the internet.

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4
Q

DHCP

A

assigns IP addresses.

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5
Q

DNS

A

translates domain names to IP addresses.

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6
Q

Packets

A

Data units sent between computers over the internet.

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7
Q

TCP/IP

A

Protocol suite for reliable data transmission.

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8
Q

Ports

A

Standardized numbers for different internet services.

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9
Q

HTTP

A

Hypertext Transfer Protocol; used for web communication.

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10
Q

HTTPS

A

Secure version of HTTP, uses SSL

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11
Q

UDP

A

no delivery guarantee, used for streaming.

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12
Q

IPv4

A

Current IP address format; 32-bit, ~4 billion addresses.

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13
Q

IPv6

A

Future IP address format; 128-bit, ~340 undecillion addresses.

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14
Q

Private IP Address

A

Non-routable IPs for internal networks, e.g., 192.168.x.x.

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15
Q

Subnet Mask

A

Determines network and host portions of an IP address.

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16
Q

Router

A

Device that routes data between networks.

17
Q

Gateway

A

Router that connects different networks.

18
Q

Traceroute

A

Tool to measure data transfer time across networks.

19
Q

Fragmentation

A

Dividing data into smaller packets for transmission.

20
Q

Return Address

A

IP address of the sender in packet communication.

21
Q

Delivery Address

A

IP address of the intended recipient in packets.

22
Q

Sequence Numbers

A

Used by TCP to order packets correctly.

23
Q

Root Servers

A

DNS servers that know where to find IP addresses.

24
Q

Service Port

A

Port number indicating specific service type.

25
Q

SSL

A

Secure Sockets Layer; encryption for secure communications.

AP Computer Science Principles (1 decks)

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