Exam 1: Introduction to Computer Networks
What is the difference between a client operating system and a server operating system?
A client operating system is designed mainly to run user applications like a word processor or spreadsheet program and to access network resources like file servers or the Internet.A server operating system is designed to provide clients with access to network resources such as directory services,shared files,and e-mail.
An extranet is a private network,such as a school or company network,in which the devices and servers are available only to users connected to the internal network.
False
What is the difference between a LAN and a WAN?
A LAN is a group of computers connected by a network device,such as a hub or switch,that is located in a small area,such as an office building.LAN connections usually have high data transfer rates and use UTP cabling.A WAN is a network that covers a much larger area.It can be in the same state,or across several states,or across several countries.It usually connects several LANs together using high-speed,public communication links that are typically very expensive.
There are two different network models.One of them,a peer-to-peer network,also is referred to as a ____________ network.
You are building a gaming computer and you want to install a dedicated graphics card that has a fast GPU and 1GB of memory onboard.You need to make sure that you have the right connector available on your motherboard.What type of connector would be appropriate?
What is one of the disadvantages of a server-based network compared to a peer-to-peer network?
What is a peer-to-peer network,and what are it's advantages and disadvantages?
Match each item with a statement below:
-network that is geographically dispersed
Before data is transmitted,it is broken into chunks of data and then encapsulated with the source and destination IP addresses to create a ____________.
Each component of a computer is designed to perform only one specific task-either input,processing,or output.
Match each item with a statement below:
-an instance of a processor inside a single CPU chip
Judy has just sent a ping message from her computer to John's computer using John's computer's IP address to verify that she has connectivity.List the steps that the message takes to get to the other computer and what layer of the network communication process each step relates to.
Every NIC has a unique address that consists of a 12-digit hexadecimal value.What is this address called?
Which component manages the details of communicating with the NIC hardware to send and receive data to and from network media?
A ______________ is a collection of users and computers whose accounts are managed by Windows servers called domain controllers.
What is the difference between short-term storage and long-term storage?
You are the network administrator for a company and you want to separate the traffic from the accounting department from the rest of the network.However,the accounting department still needs to have access to other network resources.What type of network do you need to implement?
When data is being prepared for transmission onto the network,it is broken into small pieces and a header and trailer are added to each piece to help identify it.What is this process called?
The XYZ company has two offices,one in Chicago,and a brand new office in Pittsburgh.To connect the two offices,they will need a dedicated line,probably leased from the phone company.What type of network will they be implementing to connect their two offices?
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