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🖥️ Q1) Which part of the computer is responsible for connecting all components together?
A) Hard Disk
B) CPU
C) Motherboard
D) RAM
🖥️ Q2) Which shortcut is used to undo the last action?
A) Ctrl + Y
B) Ctrl + Z
C) Ctrl + C
D) Ctrl + X
🖥️ Q3) Which device is used for pointing on a graphical user interface?
A) Keyboard
B) Printer
C) Speaker
D) Mouse
🖥️ Q4) Which of the following is NOT an input device?
A) Keyboard
B) Mouse
C) Scanner
D) Projector
🖥️ Q5) Which company developed the Windows operating system?
A) Apple
B) IBM
C) Microsoft
D) Google
🖥️ Q6) Which is the default file extension for MS Word documents (new versions)?
A) .txt
B) .docx
C) .pdf
D) .xls
🖥️ Q7) Which type of virus spreads by hiding inside legitimate programs?
A) Trojan Horse
B) Worm
C) Spyware
D) Ransomware
🖥️ Q8) Which shortcut is used to save a file in most applications?
A) Ctrl + S
B) Ctrl + P
C) Ctrl + C
D) Ctrl + D
🖥️ Q9) In binary, what is the value of (1010)?
A) 12
B) 10
C) 8
D) 15
🖥️ Q10) Which device provides hard copy output?
A) Printer
B) Monitor
C) Speaker
D) Projector
🖥️ Q11) Which port is commonly used for connecting keyboards and mice (older systems)?
A) USB Port
B) HDMI Port
C) VGA Port
D) PS/2 Port
🖥️ Q12) Which key combination is used to open Task Manager in Windows?
A) Ctrl + Alt + Del
B) Ctrl + Shift + Esc
C) Alt + Tab
D) Ctrl + Esc
🖥️ Q13) Which company created the programming language Java?
A) Microsoft
B) Google
C) Sun Microsystems
D) Apple
🖥️ Q14) Which shortcut is used to switch between open applications in Windows?
A) Ctrl + Tab
B) Windows + Tab
C) Alt + Tab
D) Shift + Tab
🖥️ Q15) Which computer generation used vacuum tubes?
A) First Generation
B) Second Generation
C) Third Generation
D) Fourth Generation
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