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COMPUTER SCIENCE EXAM QUESTIONS 2025/2026 WITH 100% RATED ANSWERS, GET A

What is the extra space in EATX motherboards used for? - The extra space in EATX motherboards is typically used for additional memory slots. This supports higher memory capacity. What are the dimensions of a microATX motherboard? - microATX motherboards measure 9.6" × 9.6". They are a smaller version of ATX. How many expansion slots does a microATX motherboard have? - microATX motherboards have four expansion slots. This limits expansion compared to Standard ATX. What is the...

What is a potential downside of using ad blockers? - Blocking ads can interfere with website functionality and cause some sites to stop working. This is because ad content may be integral to the page's design or logic. What should you check if a website doesn't work properly in a browser? - Check the installed browser extensions, including ad blockers. Disabling or adjusting these extensions can resolve issues with site accessibility. What is browser data synchronization used f...

What does a browser's password manager do? - It allows a user to sync browser account settings and store website passwords. If the browser password is compromised, a hacker may gain access to all saved credentials. How do third-party password managers work? - A third-party password manager requires one complex master password. It securely stores and manages all other passwords, either locally or in the cloud. What is two-factor authentication (2FA)? - 2FA requires two credentials ...

What happens after user logon is completed? - Remaining drivers and user settings load, and the current configuration is saved as the Last Known Good Configuration. What is UEFI? - UEFI is a newer boot specification defining the software interface between the OS and firmware. What happens in the UEFI Security (SEC) stage? - Power is supplied to the CPU, which switches from 16-bit Real Mode to 64-bit Protected Mode and prepares for PEI. What is the purpose of the Pre-EFI Initializatio...

How is the passkey generated or obtained? - The passkey can be pre-programmed or manually created, depending on the devices. What happens if the passkey matches during pairing? - If the passkey matches, the two devices are paired. Do paired Bluetooth devices need to pair again in the future? - No, once paired, the devices remember each other and automatically connect in the future. What protocol do Bluetooth devices use to exchange data? - Bluetooth devices use the Object Exchange ...

What role does the TPM play in BitLocker? - The TPM stores the BitLocker key, verifies system integrity during boot, and ensures the system has not been tampered with. How does the TPM ensure system integrity? - It examines startup components, generates a system identifier, and compares it at each startup to detect changes. What must be enabled in the firmware for TPM to work? - The TPM chip must be enabled in the BIOS/UEFI settings. Can BitLocker be used without a TPM chip? - Yes, B...

What types of CMOS batteries exist? - CMOS batteries can be low-voltage lithium cells on the motherboard or AA batteries mounted in the case. How much power does the CMOS battery use? - It uses about 1 millionth of an amp and can last for years. How do you access the CMOS editor? - Press a specific key during startup, such as Delete, Insert, F1, or F2, depending on the BIOS manufacturer. How can you find the key to open the CMOS editor? - Check the screen during boot or consult the...

What are mobile devices, including laptops, typically powered by? - Mobile devices including laptops are powered with a battery. Battery technology has significantly advanced over the past 20 years. What happens to Nickel cadmium (NiCd) batteries when recharged repeatedly? - NiCd batteries develop a memory and begin to store less power over time. To avoid this, the battery should be completely drained before recharging. What is a major drawback of NiCd batteries in terms of size and ...

What is Active Directory? - Active Directory is a centralized database that stores user accounts, group objects, computer objects, security data, and other resources. It provides centralized management and security for network resources. What is one major benefit of Active Directory? - It offers centralized resource and security administration, allowing administrators to manage network resources and security from a single location. How does Active Directory provide simplified user ac...