Computer Hardware Important Mcqs 21- Which part of the computer provides temporary storage for running programs ? A. Hard DiskB. RAMC. ROMD. SSD View Answer Answer : B. RAM Description 22- Which computer component controls data transfer between the processor, memory, and peripherals ? A. ChipsetB. RAMC. Hard DriveD. Sound Card View Answer Answer : A. Chipset Description 23- Which device allows a computer to connect to the internet wirelessly ? A. Ethernet CableB. Wi-Fi AdapterC. Sound CardD. HDMI Port View Answer Answer : B. Wi-Fi Adapter Description 24- Which of the following is an example of an expansion card ? A. RAMB. SSDC. CMOS BatteryD. GPU View Answer Answer : D. GPU Description 25- What type of connector is used for older CRT monitors ? A. HDMIB. USBC. VGAD. Ethernet View Answer Answer : C. VGA Description 26- Which component provides non-volatile storage ? A. Hard DriveB. RAMC. Cache MemoryD. Registers View Answer Answer : A. Hard Drive Description 27- Which part of the computer is responsible for executing software instructions ? A. CPUB. RAMC. Hard DriveD. Motherboard View Answer Answer : A. CPU Description 28- What is the primary function of an Ethernet port ? A. Power the computerB. Connect external storageC. Connect to wired networksD. Display video View Answer Answer : C. Connect to wired networks Description 29- Which device allows a computer to produce sound ? A. CPUB. Sound CardC. RAMD. GPU View Answer Answer : B. Sound Card Description 30- Which type of memory is erased when the computer is turned off ? A. ROMB. SSDC. Hard DriveD. RAM View Answer Answer : D. RAM Description 31- Which of the following storage devices has the fastest data access speed ? A. SSDB. HDDC. DVDD. USB Flash drive View Answer Answer : A. SSD Description 32- Which of the following is a pointing device ? A. KeyboardB. ScannerC. MouseD. Monitor View Answer Answer : C. Mouse Description 33- What does PCIe stand for ? A. Peripheral Component Interconnect ExpressB. Personal Computer Interface ExtensionC. Primary Computing Interconnect EquipmentD. Processor Connection Interface Express View Answer Answer : A. Peripheral Component Interconnect Express Description 34- Which part of the computer provides the main display output ? A. RAMB. ROMC. CPUD. GPU View Answer Answer : D. GPU Description 35- Which type of storage is best for high-speed gaming performance ? A. HDDB. SSDC. USB Flash DriveD. DVD View Answer Answer : B. SSD Description 36- What does USB stand for ? A. Universal Storage BusB. United System BackupC. Universal Serial BusD. Uninterrupted Signal Bridge View Answer Answer : C. Universal Serial Bus Description 37- Which component is used to connect multiple USB devices ? A. Ethernet HubB. Wi-Fi AdapterC. VGA AdapterD. USB Hub View Answer Answer : D. USB Hub Description 38- Which of the following is a non-volatile type of memory ? A. RAMB. ROMC. Cache MemoryD. Registers View Answer Answer : B. ROM Description 39- What is the function of the CMOS battery ? A. Power the CPUB. Store BIOS settings and system clockC. Provide power to USB devicesD. Enhance graphics performance View Answer Answer : B. Store BIOS settings and system clock Description 40- Which of the following is an example of secondary storage ? A. RAMB. Cache MemoryC. Hard DiskD. Registers View Answer Answer : C. Hard Disk Description 1 2 3 4 5
