Computer Hardware MCQ of Computer Science SET-5 with Answers free PDF

We have provide here is the list of Computer Hardware MCQs for Computer Engineering preparation competitive exams. Each question has four options followed by the right answer.

MCQ Questions for Computer Hardware with Answers

Q1. A brownout is defined as:

(i) a slightly elevated voltage lasting from seconds to minutes or more
(ii) a slightly decreased voltage lasting from seconds to minutes or more
(iii) complete power out lasting a few minutes
(iv) alternating power out, power on lasting a few minutes

(ii) a slightly decreased voltage lasting from seconds to minutes or more

Q2. When a bearing in the power supply fan goes out, what should you replace?

(i) fan
(ii) case
(iii) bearing
(iv) power supply

(iv) power supply

Q3. The buffers statement is found in what file?

(i) Config.sys
(ii) Autoexec.ncf
(iii) Autoexec.bat
(iv) Neb.cfg

(i) Config.sys

Q4. An IRQ allow interface cards to:

(i) Interrupt the CPU to request service
(ii) Pass data to the CPU to be processed
(iii) Pass data from one card to another
(iv) Pass data to the computers memory

(i) Interrupt the CPU to request service

Q5. A numeric error code check: A 17xx indicates a problem with:

(i) CMOS
(ii) ROM BIOS
(iii) DMA controller
(iv) hard drive or controller

(iv) hard drive or controller

Q6. Pick the correct choice for the 8088 CPU.

(i) 16 bit word size, 8 bit data path
(ii) 8 bit word size, 8 bit data path
(iii) 16 bit word size, 16 bit data path
(iv) 4 bit word size, 8 bit data path

(i) 16 bit word size, 8 bit data path

Q7. During the fusing process, toner is:

(i) dry pressed into the paper
(ii) electrically bonded to the paper
(iii) melted into the paper
(iv) high pressure sprayed onto the paper

(iv) high pressure sprayed onto the paper

Q8. The DC voltage on most circuit boards is:

(i) -12 volts
(ii) 0 volts
(iii) +5 volts
(iv) +12 volts

(iii) +5 volts

Q9. What expansion types do most pll/plll motherboards support?

(i) MCA, PCI
(ii) ISA, EISA
(iii) ISA, PCI, AGP
(iv) ISA, VESA, PCI

(iii) ISA, PCI, AGP

Q10. What is the highest binary number that can be referred to on a three position jumper block?

(i) 4
(ii) 6
(iii) F
(iv) 1

(iv) 1

Q11. What is the size of a sector?

(i) 512 bytes
(ii) 256 bytes
(iii) 512 Kb
(iv) 1024 bytes

(i) 512 bytes

Q12. IBM’s Micro Channel Architecture (MCA) specifies which type of the following bit access widths?

(i) 8 bit & 16 bit
(ii) 16 bit & 24 bit
(iii) 16 bit & 32 bit
(iv) 32 bit & 64 bit

(iii) 16 bit & 32 bit

Q13. In inkjet printers, what is the most common problem with the paper tray?

(i) inconsistent printing
(ii) malfunctioning pick-up rollers
(iii) misalignment of the sheet feeder
(iv) paper jamming on the ink cartridge

(ii) malfunctioning pick-up rollers

Q14. You see the message “invalid media device” after installing a new hard drive. What do you do next?

(i) Format
(ii) Fdisk
(iii) Partition
(iv) Add the OS

(i) Format

Q15. What tool is used to test serial and parallel ports?

(i) high volt probe
(ii) cable scanner
(iii) loop backs (wrap plugs)
(iv) sniffer

(iii) loop backs (wrap plugs)

Q16. To find out how much memory is available, you could type _

(i) EMM
(ii) MEM
(iii) CHKDSK
(iv) MEMMAKER

(ii) MEM

Q17. How much video RAM is needed to display 1024×768 at 24-bit color?

(i) 1MB
(ii) 4MB
(iii) 8MB
(iv) 512KB

(ii) 4MB

Q18. Which component must be vacuumed or replaced during preventative maintenance on a laser printer?

(i) Scanning mirror
(ii) Toner cartridge
(iii) Ozone filter
(iv) All of the above

(iii) Ozone filter

Q19. A sound card typically uses which IRQ?

(i) 6
(ii) 5
(iii) 15
(iv) 1

(ii) 5

Q20. In Inkjet technology the droplets of ink are deflected by?

(i) multi directional nozzles
(ii) electronically charged plates
(iii) high pressure plates
(iv) electro static absorbtion

(i) multi directional nozzles

We hope the given Computer Engineering MCQ Questions for Computer Hardware with Answers PDF Free Download will help you. If you have any queries regarding Computer Hardware MCQs Multiple Choice Questions with Answers, drop a comment below and we will get back to you soons.

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