HSSC-I (11th Class) Computer Science MCQs Quiz - Unit 4 - Inside System Unit (20 MCQs) for Practice

HSSC-I (11th Class) Computer Science MCQs Quiz - Unit 4 - Inside System Unit (20 MCQs) for Practice

11th Class (HSSC-I) Computer SLO Based Key Point Notes

(National Book Foundation - As Federal Textbook Board, Islamabad 
Based on National Curriculum Pakistan 2023-2024 and Onward prescribed by Federal Board of Intermediate and Secondary Education, Islamabad, and All Pakistan Boards) 
(Contact WhatsApp 03339719149 for a full book PDF Notes)

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👉👉👉Computer Science 11th Class Notes (Main Page)

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1. Which port is generally used to connect video devices to the computer?
      
      
    Port
... Answer is A. FireWire
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2. What is a computer casing with all the components installed inside it called?
     
     
     
     
... Answer is D. System Unit
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3. What is the interface that provides connection to external devices called?
     
     
     
     
... Answer is D. Port
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4. Which of the following provides an interface to the network?
     
     
     
     
... Answer is A. NIC
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5.  Which part of the computer protects and organizes all the main parts of the computer?
     
     
     
     
... Answer is C. Casing
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6. What is the purpose of the power supply in the computer?
     
     
     
     
... Answer is C. to convert AC to low voltage DC
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7. Which circuit board connects all the components of the computer? :
     
     
     
     
... Answer is A. Motherboard
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8. What is BIOS?
     
     
     
     
... Answer is D. Non-volatile ROM chip
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9. Which of these provides the high-speed channel for attaching the video card to the motherboard?
     
     
     
     
... Answer is B. AGP
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10. Which card displays text, graphics, and images on the screen?
     
     
     
     
... Answer is D. Video graphics card
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11. ____________ of computer converts AC voltage to DC voltage.
     
     
     
     
... Answer is A. Power supply
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12. ____________ saves the processor from overheating.
     
     
     
     
... Answer is B. Cooling system
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13. ______________is the rectangular-shaped port that connects video devices to computers.
     
     
     
     
... Answer is C. Firewire
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14.  ___________ transmits Audio-Video data in totally digital form via a single cable. 
     
     
     
     
... Answer is B. HDMI
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15. Dial-up Modems can transmit up to ____________
     
     
     
     
... Answer is A. 56 KBPS
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16.ISDN Modems can transmit up to ____________
     
     
     
     
... Answer is B. 128 KBPS
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17.NIC is also known as
     
     
     
     
... Answer is C. LAN Card
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18. ____________ can read or write 4 words of data per clock cycle.
     
     
     
     
... Answer is B. DDR-2
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19. ____________ interfaces can provide communication at the rate of 3GB/sec.
     
     
     
     
... Answer is C. SATA-2
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20. System unit contains ____________ main components. :
     
     
     
     
... Answer is A. 2
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👉👉👉Computer Science 11th Class Notes (Main Page)

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