DD(A.G) CCC Sample Exam

Which of the following is NOT an input device?

• Mouse

• Speaker

• Webcam

• Barcode Reader

Which of these is NOT a storage device?

• Hard Disk

• CD-ROM

• Keyboard

• Pen Drive

Which key combination is used to open the Task Manager in Windows?

• Ctrl + Shift + Esc

• Alt + F4

• Ctrl + Alt + Del

• Shift + Tab

What does the 'ping' command do?

• Measures the system’s processing speed

• Tests the connection to a network

• Deletes temporary files

• Displays system memory usage

Which of these is NOT a valid file extension?

• .docx

• .xlsx

• .mp3

• .txtt

What does 'Ctrl + Z' do in most applications?

• Save the file

• Undo the last action

• Open a new file

• Close the application

Which protocol is used for sending emails?

• HTTP

• SMTP

• FTP

• IMAP

What is the default file extension for MS Word documents?

• .xls

• .docx

• .pptx

• .pdf

In MS Excel, what does the function =AVERAGE(A1:A5) do?

• Finds the sum of values in A1 to A5

• Counts the number of cells in A1 to A5

• Finds the average of values in A1 to A5

• Displays the highest value in A1 to A5

Which of the following is NOT a search engine?

• Google

• Bing

• Firefox

• Yahoo