SY25 ICT Computing Essentials Practice Test C

A small office wants to upgrade from a peer-to-peer (P2P) network to a client/server. What should they consider when making the decision?

• The challenge of backing up a server.

• The challenge of providing printing services.

• The challenge of keeping data safe.

• The cost of implementing a server.

Answer explanation

Client/Server networks disadvantage is the cost of the server and the potential for failure, which could stop all work until the server is up and running again.

P2P networks are not as expensive because they do not require a separate server.

Marty was admitted to the hospital for pain in his abdomen. The doctors admit Marty so they can watch him closely. How can the staff make his medical information available quickly and reliably?

• Email the updated medical information to each other.

• Update the paper-based medical chart once every hour.

• Use the network to save and view the information on hospital software.

• Use hospital smartphones to share the information through texting.

Answer explanation

Large organizations, like hospitals, are very big and complicated. Think about how nurses, doctors, and hospital technicians share information with each other. It requires a very large network.

Eleanor travels for her company. She needs to save files in a location where she can access them through the Internet without a VPN. Which of the following should she choose?

• Cloud-based storage

• Web server on the LAN

• Network drive on the LAN

• Local disk storage

Answer explanation

Files created or modified in the cloud are saved using cloud-based storage, like Google Drive or Microsoft OneDrive.

Lydia just received a laptop for Christmas. She wants to use the printer in her mom's office. Everyone else can print to the printer from anywhere in the house. What is likely the problem?

• Lydia's laptop has not joined the family's home network.

• Lydia has not turned on the firewall on her laptop.

• Lydia's laptop doesn't support Bluetooth.

• The printer doesn't support Bluetooth.

Answer explanation

When two or more computers are connected, they form a network. Without that connection, you might have to save the file to a DVD or USB drive and walk it over to a friend.

Maria is in charge of supervising multiple LANs. Which network hardware device can she use to connect the LANs together and also use as a firewall?

• Switch

• Hub

• Gateway

• Access point

Answer explanation

A gateway device acts as a gate between two or more different networks. A gateway can be a router, a firewall or even a server whose purpose is to manage the traffic in and out of a network.

Susan and Cindy are both high school students working on a presentation together. How can Susan and Cindy access the same file at different times of the day on different computers?

• Save the presentation to the desktop hard drive.

• Save the file to a solid-state drive (SSD).

• Use the same logon credentials.

• Save the file on a shared network drive.

Answer explanation

When two or more computers are connected, they form a network. Without that connection, you might have to save the files to a DVD or USB drive and walk it over to your friend.

Nutrition Market stores have a corporate office in Iowa and several sales offices around the world. A new office is being set up in England. How can England save backups on the corporate LAN?

• Use a corporate intranet.

• Use a metropolitan area network (MAN).

• Use a corporate HTTP server.

• Use a virtual private network (VPN).

Answer explanation

VPN users will use special software to log in to the VPN. Once logged in, they will have gained permission to access a company’s LAN remotely and securely.

A small development company has several projects going on at one time. They are upgrading their network. Money is an issue, but they need a reliable network. Which topology should they use?

• Ring

• Mesh

• Starand

• Bus

Answer explanation

If a Star computer or cable fails, the rest of the network will still function.

If a Bus cable fails, then the entire network will malfunction.

If a Ring cable fails, then the entire network will malfunction.

If a Mesh cable fails, the network still functions normally. Mesh is the most secure and reliable topology. It is the most expensive topology due to the amount of a cable required to run a dedicated line to each computer.

Lesson

Angela is a developer who likes to modify software. She is buying a new computer and wants to be able to tweak the operating system code. Which of the following should she choose?

• Chrome OS

• Linux

• macOS

• Windows 11

Answer explanation

Linux has many open-source distributions. Open-source software makes its source code available to the public. A user is allowed to modify the software code to suit their needs.

A hair salon still uses old software that has a command-line interface. This makes it difficult to train new employees. How can the salon reduce training expenses?

• Upgrade to an open-source license.

• Upgrade to a commercial license.

• Upgrade to a GUI-based version of the software.

• Hire an outside firm to provide online training.

Answer explanation

The first operating system was command-based. For a computer to do something, a command must be typed in. The command-line interface was not user friendly. To make it easier to use a computer, a graphical user interface (GUI) was developed.