UNIT 15 - Revision 2 - 10/10/21

1..

Type of software created by a community online and the code can be easily modified.

• Proprietary

• Open source

• Cloud

2. What definition best describes an open-source operating system?

• It is not limited by copyright.

• There are no license restrictions.

• It is derived from Unix software.

• It is possible to modify the code.

3. Which is a diagnostic tool for checking a hard drive?

• ScanDisk

• BIOS

• Netlog

• Ping

4. Which is an open-source Operating System?

• MS windows

• MAC OS X

• Linux

• IOS

5. What is used to prevent unauthorized programs from accessing the computer?

• Email Filter

• Web Browser

• Anti-Virus

• Wireless Access

6. What is the main purpose of anti-virus software?

• To move data on a hard drive

• To keep a system secure

• Incorrect Netlog

  To perform boot checks

• Incorrect Ping

  To check network settings

7. Which of these is a utility for a server Operating System?

• Restore from

  back-up

• Configure data

• Decrypt passwords

• Format remote host

8. What fault can occur with an input device?

• Damaged connector

• Data loss

• Corrupted files

• Paper jam

10. What is the best way to continue using technologies that current Operating System no longer support?

• Design new BIOS chip

• Run legacy software

• Conduct a security audit

• Develop in house programs

11. What problem is likely to indicate a failed hard disk?

• A network log on error

• A message stating driver not updated

• Blue Screen

• An excessive fan vibration