IT operations (IT ops) is the handling of the many processes and services that an information technology department administers.  IT ops covers a range of hardware and software systems, as well as related functions, such as voice and data networking, physical security and cybersecurity, incident response and disaster recovery, audit support, project management, compliance and environmental management.

IT Operations / IT Support Skills Test

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25 Questions

1. What is an example of a top-level domain (TLD)?

NETHTTPDNS//

2. To which internal component does the illustrated (P1) connector attach?

primary mass storagemotherboardpower supplyI/O panel

3. Which security tool can be doubled up to offer additional protection without being redundant?

backupfirewallaccount protectionantivirus

4. What must you confirm before performing a processor upgrade?

The new processor fits into the old processor's slot.The new processor is the same type as the old.The new processor is compatible with the operating system.The new processor is compatible with the current motherboard.

5. What is the technical reason why you must properly eject media?

The computer must stop the 5-volt signal to media, otherwise the drive may short.File I/O is buffered. If you remove the media before the buffer is cleared, files remain open and potentially corrupt.The Storage Inventory Manager (SIM) can lose its drive references, which may corrupt other storage in the system.The drive must receive the eject signal and turn itself off, dropping the DTR signal and indicating the media is safe to remove.

6. The primary mass storage device is divided into two partitions. What would explain this arrangement?

All drives contain a second partition for the MBR (Master Boot Record).The system has two users who are each getting a partition.There is one partition for the operating system and a separate partition for user data.The drive is partitioned to maintain compatibility with older versions of the operating system.

7. When elevated access is required, what steps must a user take?

User account permissions are elevated in Settings or Preferences.Sign out and sign in again with an administrator account.Hold the Shift key and try again.

8. If you had a 255.255.255.0 subnet mask, how many usable IP addresses would you have for hosts?

25425524256

9. Which service allows clients to work remotely and supplies the clients with an IP address on the same local area network as the office?

VPNHTTPFTPDNS

10. Your computer boots at very low resolution that cannot be increased through display settings. What is the most likely solution?

You need to reinstall the display drivers.You need to replace your monitor.Some of your RAM is failing.The connection between the display and the computer is loose.

11. Al is about to update a software driver. What would be a wise thing to do first?

Remove the older driver.Back up all files.Save data and close programs.Sign out of the operating system.

12. What is a fixed-disk?

nonremovable mass storagemass storage that has been repairedany mass storage device that is not a SSDany internal mass storage device

13. Angela ran a diagnostic that shows an ever-decreasing amount of memory in her computer. What could be the problem?

DRAM is failing.There is no problem. It's normal for available memory to decrease the longer you use the system.A program has a memory leak.Another user has signed into the system

14. Can you connect a DisplayPort monitor to a USB-C port on your computer?

No. While you can rig a connection, video quality will be poor.Yes. The DisplayPort cable plugs directly into the USB connector.Yes. An adapter or dongle may be required.No. The two standards are incompatible.

15. The operating system tells you that a file is busy. What is the fastest way to attempt to make the file un-busy?

Close open programs.Restart the computer.Review the output of the netstat utility to check for incoming connections to the file.Run a disk-checking utility.

16. What is referred to by SSID?

the MAC address broadcast for a wireless networkthe server-side ID used to identify devices on a networkan older security protocol for Wi-Fi networksService Set Identifier, a wireless network's name

17. Walt's computer is several years old and he wants to ensure that the system works until he gets a replacement. What should he do first?

Obtain an extended warranty.Run a file check daily.Ensure that the system is protected against malware.Back up his data.

18. What is one difference between a drive and media?

The terms apply only to removable storage, where the drive is the slot and the media is the thumb drive or media card inserted into the slot.A drive is hardware that reads media.These are two terms for the same thing: storage.The drive is where the data is stored and the media is the data itself.

19. While planning a conference at a center in the mountains, you call ahead to ensure that it has broadband Internet access. Which connection type would be an unsuitable choice?

cableDSLfiber opticdial-up

20. You power up your computer and it starts in Safe Mode. What should you do?

Determine the cause and address the issueWork as you normally do until the problem is resolvedRestart the computerReconfigure the startup sequence so that the system starts again normally

21. After plugging in an external 3.5mm microphone, you stop hearing sound from the speakers. What is the most likely source of the problem?

The sound card has crashed.You have plugged the microphone into the 3.5mm audio output jack.The sound is muted.The computer has connected to a nearby Bluetooth headset.

22. Which part of the network assigns an IP address?

IP addresses are always assigned manuallythe modem using TCP/IP protocolthe gateway/router using DHCPthe device's NIC based on the MAC address

23. What is a duplex printer?

a printer with automatic and manual feeding mechanisma printer has two paper traysa printer that also acts as a scanner, copier. and fax machinea printer than can print on both sides of a sheet of paper

24. A Bluetooth peripheral is prompting for a passcode to complete the pairing/connection process. What is the peripheral, most likely?

headsetmousekeyboardall of these answers

25. The recent Windows update introduced some quirks in the system. How can you enter the Windows Recovery Environment to recover from the update?

Press the any key at the boot screen.Go to the Task Manager **Startup** tab.Restart in Safe Mode where the Recovery item is located on the Start menu.Hold the Shift key when selecting the **Restart** command.