A user opens a spreadsheet attachment from an email, but the numbers appear as text and formulas show as '=SUM(A1:A5)' instead of calculating. The file was created in a different spreadsheet application. What is the most likely cause?

The file is in a format that the spreadsheet application does not fully support, causing compatibility issues.

The spreadsheet application is out of date and needs an update.

The file is corrupted and needs to be re-downloaded.

The user's email client is blocking the attachment.

A user reports that their email client on a mobile device is not receiving new messages, but they can send messages. The user is traveling and using a hotel Wi-Fi network. Other apps on the phone work fine. The email account uses IMAP. Which of the following is the most likely cause?

The email client's cache is full and needs to be cleared.

The hotel Wi-Fi network is blocking the IMAP port (143 or 993) used by the email client.

The user's email account has exceeded its storage quota.

The email server is temporarily down for maintenance.

A user reports that their email client on a company laptop suddenly stops sending messages and shows a pop-up asking them to re-enter their password. The user is certain the password is correct and has not changed. Which two actions should you take first to resolve this issue?

Ask the user to create a new email account profile and reconfigure all their folders from scratch.

Verify the outgoing server settings and check for any recent changes to the email server's authentication requirements.

Uninstall and reinstall the email client to clear any corrupted configuration files.

Disable the email client's antivirus integration and then retry sending the message.

During a video conference, a user reports that they can hear other participants but their microphone is not picking up any sound. The microphone is built into their laptop and worked earlier today. What is the most appropriate first step?

Ask the user to restart their laptop immediately.

Replace the laptop's built-in microphone with an external USB microphone.

Uninstall and reinstall the video conferencing application.

Check the microphone privacy settings and ensure the video conferencing app has permission to use the microphone.

When installing software from an authorized vendor's website, what should you do before running the installer?

Verify the download is from the official site and check the file's digital signature

Disable the antivirus software to avoid interference

Run the installer immediately without any checks

Copy the installer to a USB drive and run it on another computer

CiscoCertified Support Technician (CCST) IT Support

Domain 4Objective 5

4.5. Assist Users in Resolving Common Application Issues. 100-140 Practice Questions (Page 1)

Part of the Operating System and Application Issues domain, which makes up ~25% of our current practice bank. Cisco does not publish an official question count, but from its 50-minute exam (~20–35 total, ~5–9 in this domain), expect 1–2 from this objective — we provide 45 practice questions to prepare you well beyond it. (estimate)

45questions here

9free pages

6concepts

6 Concepts in This Objective

Identifying trusted application sources
Installing applications from approved sources
Handling installation warnings and prompts
Troubleshooting common email application issues
Troubleshooting common collaboration application issues
Troubleshooting common productivity application issues

Questions 1–5

1application · medium
A user opens a spreadsheet attachment from an email, but the numbers appear as text and formulas show as '=SUM(A1:A5)' instead of calculating. The file was created in a different spreadsheet application. What is the most likely cause?
Select an answer first
2expert · hard
A user reports that their email client on a mobile device is not receiving new messages, but they can send messages. The user is traveling and using a hotel Wi-Fi network. Other apps on the phone work fine. The email account uses IMAP. Which of the following is the most likely cause?
Select an answer first
3application · medium
A user reports that their email client on a company laptop suddenly stops sending messages and shows a pop-up asking them to re-enter their password. The user is certain the password is correct and has not changed. Which two actions should you take first to resolve this issue?
Select an answer first
4application · medium
During a video conference, a user reports that they can hear other participants but their microphone is not picking up any sound. The microphone is built into their laptop and worked earlier today. What is the most appropriate first step?
Select an answer first
5foundation · easy
When installing software from an authorized vendor's website, what should you do before running the installer?
Select an answer first

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