You have just been hired by a large company, and the IT manager is giving you an overview of the corporate network. He tells you that the corporation is spread out over several cities, and various departments are divided into subnetworks that are connected using routers. What type of network are you being shown?

A. Local area network (LAN)

B. Wide area network (WAN)

C. Virtual private network (VPN)

D. Internet Exchange Point (IPX)

Which of the following is a disadvantage of implementing a Bring Your Own Device (BYOD) policy in a company?

A. Increased cost for licensing mobile applications

B. Configuring the corporate e-mail server to work with mobile devices

C. Inability to control access to company data if the device is stolen or lost

D. Providing training for employees on how to use mobile devices with company applications

Disaster recovery planning is considered a best practice for all organizations. It is even more important when cloud-computing services are used. Which of the following should be included as part of a disaster recovery plan for companies that use cloud-based services?

A. Company organizational chart

B. Malware and anti-virus software updates

C. Service-level agreement with a cloud-provider

D. Inventory of services not dependent on the cloud provider

Mobile computing has become a common necessity for both personal and business transactions. Which device has features similar to a smartphone but usually does not have telephone capabilities?

A. Portable media player

B. Netbook

C. Laptop

D. Tablet

Ron has an older computer to which he frequently downloads and saves company files. He recently noticed that he was running low on disk space and decided to delete many old files that he no longer needed. He now notices that it takes a long time to open or save documents to his hard drive. Which maintenance task can help?

A. Disk defragmentation

B. chkdsk command

C. fdisk command

D. Disk cleanup