CHF Lessons-1.pdf

COMPUTER HARDWARE FUNDAMENTALS 2ND SEMESTER SY 2023-2024 MOCK EXAMINATION 1. Which of the following is considered the “brain” of the computer? a. Central Processing Unit (CPU)...

COMPUTER HARDWARE FUNDAMENTALS 2ND SEMESTER SY 2023-2024 MOCK EXAMINATION 1. Which of the following is considered the “brain” of the computer? a. Central Processing Unit (CPU) b. Random Access Memory (RAM) c. Power Supply Unit (PSU) d. Hard Disk Drive (HDD) 2. Which component stores the computer’s operating system, software programs, and user data even when the computer is turned off? a. CPU b. RAM c. GPU d. Hard Disk Drive (HDD) or Solid-State Drive (SSD) 3. What is the purpose of a motherboard in a computer? a. It provides power to the computer. b. It connects and allows communication between different computer components. c. It displays visual output on the monitor. d. It enables wireless network connectivity. 4. Which type of computer memory is non-volatile and retains its data even when the power is turned off? a. RAM b. Cache Memory c. ROM d. Virtual Memory 5. Which of the following is NOT a type of computer port? a. USB b. HDMI c. Wi-FI d. Ethernet 6. Which of the following is responsible for converting digital signals to analog signals over telephone lines? a. Modem b. Router c. Switch d. Hub 7. What is the purpose of a graphics card (GPU) in a computer? a. It stores the computer's operating system. b. It processes and renders graphics for display, c. It controls the flow of data between the CPU and other components d. It provides power to the computer's components. 8. Which type of computer memory is the fastest but also the most expensive? a. RAM b. Cache Memory  c. Hard Disk Drive (HDD) d. Optical Disk Drive (ODD) 9. What is the purpose of the BIOS (Basic Input/Output System) in a computer? a. It controls the computer's power supply. b. It manages the computer's memory c. It provides the firmware for initializing hardware during the boot process. d. It executes software programs. 10. Which component is responsible for providing power to the other components in a computer? a) a. Motherboard b. Power Supply Unit (PSU) c. Central Processing Unit (CPU) d. Random Access Memory (RAM) 11. What type of device is used to input data into a computer? a. Monitor b. Keyboard c. Printer d. Speaker 12. What is the purpose of a power supply unit (PSU) in a computer? a. It provides power to the CPU b. It stores data in non-volatile memory c. It enables network connectivity d. It converts AC power to DC power to power the computer's components. 13. Which of the following is NOT a type of computer storage device? a. Hard Disk Drive (HDD) b. Solid-State Drive (SSD) c. Random Access Memory (RAM) d. Optical Disk Drive (ODD) 14. What is the purpose of a heat sink in a computer? a a. To cool the computer's components b. To store data c. To connect different components d. To display visual output 15. Which component is responsible for storing data temporarily while the computer is running? a. Hard Disk Drive (HDD) b. Solid-State Drive (SSD) c. Random Access Memory (RAM) d. Optical Disk Drive (ODD) 16. Which of the following is NOT a type of computer monitor? a. CRT b. LCD c. LED d. CPU 17. Which component is responsible for controlling the flow of data between the computer's components? a) a. Hard Disk Drive (HDD) b. Solid-State Drive (SSD) c. Central Processing Unit (CPU) d. Motherboard 18. What is the purpose of a UPS (Uninterruptible Power Supply) in a computer system? a. To store data in case of power failure b. To prevent damage to the computer during a power surge or outage c. To increase the computer's processing speed d. To connect to a network 19. Which of the following is NOT an example of an input device? a. Mouse b. Scanner c. Printer d. Microphone 20. What type of computer memory is used to store data that needs to be accessed quickly by the CPU? a. RAM b. ROM c. Cache memory d. Virtual memory 21. What is the purpose of a network interface card (NIC) in a computer? a. It provides power to the computer. b. It connects the computer to a network. c. It stores data in non-volatile memory d. It displays the visual output. 22. What is the difference between a hard disk drive (HDD) and a solid-state drive (SSD)? a. HDDs are faster than SSDs b. HDDs are more expensive than SSDs c. HDDs use spinning disks to store data, while SSDs use memory chips. d. HDDs are more durable than SSDs 23. Which type of computer memory is non-volatile and cannot be changed or overwritten? a. RAM b. Cache memory c. ROM d. Virtual memory 24. Which component is responsible for providing audio output in a computer? a) a. Graphics card (GPU) b. Sound card c. Power supply unit (PSU) d. Hard disk drive (HDD) 25. What is the purpose of a bus in a computer?  a. It connects the computer to a network. b. It allows communication between different computer components. c. It stores data in a non-volatile memory. d. It displays visual output on the monitor. 26. You're a data analyst working with massive datasets and require high-speed data processing capabilities. Which CPU feature would you prioritize when selecting a processor for your workstation? a. Number of cores b. Clock Speed c. Cache Size d. Hyper-Threading 27. What distinguishes an LED monitor from a standard LCD monitor? a. LED monitors have thicker panels. b. LED monitors consume more power than LCD monitors. c. LED monitors have lower power consumption and better brightness and contrast. d. LED monitors have slower response times than LCD monitors. 28. Which connector is used to connect disk drives to the motherboard? a. 20-pin or 24-pin slotted connector b. Molex keyed connector c. Berg keyed connector d. 4-pin to 8-pin auxiliary power connector 29. What type of storage device stores data as electrical charges in semiconductor flash memory and has no moving parts? a. HDD b. Tape Drive c. SSD d. SSHD 30. Is an older interface that was commonly used for connecting hard drives, disk drives, and other storage devices? a. SATA b. PATA c. M-SATA d. PCIE 31. Which type of computer memory is the fastest but also the most expensive? A A) a. RAM b. Cache Memory c. HDD d. ODD 32. What technology allows for high-speed connection of peripherals like hard-drives and RAID arrays? A) a. Thunderbolt b. USB c. SATA d. DVI 33. This connector is used to transmit data at a very high speed over long distances and contains strands of glass or plastic. a. BNC b. RJ11 c. RJ45 d. Fiber Optic 34. What type of computer memory is used to store data that needs to be accessed quickly by the CPU? A a. RAM b. ROM c. Cache Memory d. Virtual Memory 35. This is a connector that allows cables to be connected from the machine to the peripheral device. a. Plug b. Port c. Jack d. Type-C 36. This is the standard connector we use today for home/workstation use cases. a. BNC b. RJ 11 c. RJ 45 d. Fiber Optic 37. ln a modern desktop system, this is a PCIE device that controls the information displayed on the monitor. a. CPU b. Sound Card c. Graphical Processing Uit d. Fiber Optic 38. This connector uses coaxial cables. a. BNC b. RJ 11 c. RJ 45 d. Fiber Optic 39. Which of the following is NOT a function of a computer case? a. Housing b. Ventilation c. Lighting d. EMF Elimination and Grounding 40. A customer owns a computer for their home business but wishes to set up another computer server, What's the optimal solution for the customer to enable the sharing of the monitor, mouse, and keyboard between the two computers? a. KVM Switch b. Access Point c. USB Hub d. Network Switch 41. Which type of connector is commonly used for analog video and is sometimes referred to as the DE-15 or HD-15 connector? a. DisplayPort b. DVI c. HDMI d. VGA 42. Which type of projector typically has more lumens than DLP projectors? a. LCD b. OLED c. Plasma d. LED 43. Which of the following is mainly producing CISC CPUs? a. Intel b. ARM c. Qualcomm d. Apple 44. What distinguishes an OLED display from an LED display? a. OLED display uses LED backlighting. b. OLED display use a layer of organic material to emit light. c. OLED display use a gas molecule to create images. d. OLED displays have lower power of consumption than standard LCD backlighting. 45. What type of connector is commonly used to carry video and audio signals in groups of three? a. DisplayPort b. VGA c. HDMI d. RCA 46. What is the difference between a hard disk drive (HDD] and a solid-state drive (SSD)? a. HDDs are faster than SSDs. b. HDDs are more expensive than SSDs. c. HDDs use spinning disks to store data while SSDs use memory chips. d. HDDs are more durable than SSDs 47. Which of the following adapters is used to connect an HDMI cable to a DVI port? A a. DVI to VGA adapter b. HDMI to VGA converter c. USB to Ethernet converter d. DVI to HDMI adapter 48. What is the purpose of a UPS (Uninterruptible Power Supply) in a computer system? a. To store data in case of power failure b. To prevent damage to the computer during a power surge or outage c. To increase the computer's processing speed d. To connect to a network 49. Which adapter is used to connect a VGA cable to a DVI port? a. DVI to VGA adapter b. HDMI to VGA converter c. USB to Ethernet converter d. DVIto HDMI adapter 50. The dimensions of an ITX motherboard: a. 9.1" x 9.1” b. 9.6" x 9.6" c. 6.7” x 6.7” d. 6.9 6'9 x 51. The highest frequency that WiFi 5 supports iS: a. 2.4Ghz b. 1Ghz c. 5Ghz d. 6Ghz 52. This NVMe standard was introduced in 2013. a. Gen 1 b. Gen 2 c. Gen 3 d. Gen 4 53. Which of the following is/are the elements used to produce semiconductors that are then used to create CPUs? a. Silicon b. Tellurium c. Carbon d. Aluminum 54. You're setting up a multimedia room at home and need to connect your high-definition TV to your computer. Which video port would be the best choice for this scenario? a. DisplayPort b. VGA c. HDMI d. DVI 55. Core of the system which controls all devices. a. CPU b. RAM c. Motherboard d. Instruction Set 56. What is the purpose of the power supply unit (PSU) in a computer? a. It provides power to the CPU. b. It stores data in non-volatile memory. c. It enables network connectivity d. It converts AC power to DC power to power the computer components 57. The dimensions of an m-ATX motherboard: a. 91" x 91" b. 9.6" x 9.6” c. 12" x 9.6” d. 12" x 6.7" 58. Which of the following is the latest desktop processor of AMD? a. Ryzen 3000 series b. Ryzen 2000 series c. Ryzen 5000 series d. Ryzen 7000 series 59. What is the purpose of the BIOS (Basic Input/Output System) in a computer? a. It controls the computer's power supply. b. It manages the computer's memory c. It provides the firmware for initializing hardware during the boot process. d. It executes software programs. 60. Which form factor is vertically oriented case typically located on the floor under or beside a desk or table, providing room for expansion to accommodate additional components? a. Horizontal Case b. Full-Size Tower c. Compact Tower d. All-in-one 61. Which of the following BIOS Setup Screen sets higher features available through the chipset? a. Advanced b. Main c. Boot d. Exit 62. What logic gate is primarily used for Solid-State Drive operation? a. NOT b. NOR c. AND d. NAND 63. Which of the following offers the best motherboard features for consumer desktops if the platform is AMD. a. A620 b. B660 c. Z670 d. X670 64. This is a circuit board that allows devices to communicate with another device in a network. a. Network Interface Card b. VGA Card c. SMART Card d. Bluetooth Card 65. Which tool is designed to safeguard computer components from the impacts of electrostatic discharge (ESD)? a. Antistatic Wrist Wrap b. Surge Suppressor c. SPS d. UPS 66. Which component is responsible for providing power to the other components in a computer? a. Motherboard b. Power Supply Unit (PSU) c. Central Processing Unit (CPU) d. Electromagnetic 67. It reads and writes data and instructions to and from storage devices and performs calculations and conversion other data processing. a. CPU b. Main Memory c. Hard Drive d. Cache 68. Which of the following are mainly producing RISC CPUs? a. Intel b. AMD c. Qualcomm d. TSMC 69. This is the secondary memory used for storing large amounts of data and can persist even when there is no power to the computer. a. HDD/SSD b. DRAM c. Main Memory d. Memory Cache 70. Which of the following offers overclocking of the CPU inherently? A I) B650 Ill) B660 II) X670 IV) Z790 a. 1, 11, I Only b. I1, I1, IV Only c. I, II, IV Only d. 1, l, Il, and I 71. Provides the various voltage needs of a computer. a. CPU b. Power Supply Unit c. Power Regulator Unit d. Uninterrupted Power Supply 72. Macintosh is released in the year? a. 1983  b. 1984 c. 1976 d. 1977 73. This is a volatile memory that contains data which the processor is using at a given time. a. Memory b. Hard Drive c. Cache d. Register 74. This connector is used to transmit data at a very high speed over long distances and contains strands of glass or plastic. a. BNC b. RJII c. RJ45 d. Fiber Optic 75. Which type of port has 8 pins and connects devices to a network? a. PS/2 port b. USB port c. Thunderbolt port d. Ethernet network port 76. This controls the memory cache, power management, external buses and some peripheral devices. a. Motherboard b. Daughterboard c. Instruction Set d. Chipset 77. What are the two main components of a computer system? a. Input and Output b. Hardware and Software c. CPU and RAM d. Power supply and motherboard 78. What is the purpose of Hyper-Threading in CPU operations? a. To decrease CPU speed b. To enhance CPU performance c. To reduce power consumption d. To increase CPU temperature 79. What is the purpose of a motherboard in a computer? a. It provides power to the computer. b. It connects and allows communication between different computer components. c. It displays visual output on the monitor. d. It enables wireless network connectivity 80. Which of the following is NOT a type of computer storage device? a. Hard Disk Drive (HDD) b. Solid-State Drive (SSD)  c. Random Access Memory (RAM) d. Optical Disk Drive (ODD), 81. Which type of computer case is commonly found in the corporate environment and provides limited room for expansion? a. Full-Size Tower b. Compact Tower c. All-in-one d. Cube Case 82. This module is needed to connect fiber optic to a NIC a. LAN Module b. FSP c. SFP d. WAN Module 83. Which type of input device allows users to create artwork by using a pen-like stylus on the surface? a. Touch screen b. Digital Camera c. Digitizer d. Joystick 84. When assembling a new PC which component holds the greatest sway in choosing the case and power Supply? a. Hard Disk Type b. Motherboard c. RAM Module d. Sound Card 85. What is the purpose of a bus in a computer? a. It connects the computer to a network. b. It allows communication between different computer components. c. It stores data in a non-volatile memory d. lt displays visual output on the monitor. 86. This is the operating voltage of DDR3 a. 1.5 V b. 3.3 V c. 1.2 V d. 1.1 V 87. What is the purpose of the voltage selector switch on a power supply? a. To convert A C power into DC power. b. To hold an electric charge for extended periods c. To adjust the voltage supplied to the CPU d. To set the input voltage to the power supply 88. Which of the following offers the best motherboard features for consumer desktops if the platform is Intel. a. H710 b. B650  c. X770 d. Z790 89. Which type of cooling system for computers requires power to operate and typically involves fans pumps to dissipate heat? a. Passive Cooling b. CPU Throttling c. Water Cooling System d. Heat Sink