Conceptual Actual Exam Questions With Reviewed 100%
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Q1: Which command-line tool in Windows displays all files and folders in the
current directory?
• A) ls
• B) dir
• C) show
• D) list
Answer: B (dir)
Rationale: dir lists the contents of the current directory in Windows.
2. Q: What action is recommended before making major changes to a critical
system?
• A) Run antivirus scan
• B) Make backups
• C) Unplug network cable
• D) Clear cache
Answer: B (Make backups)
Rationale: Backups ensure data can be restored if changes cause issues.
3 Q: Which item should you never store or learn even as a technician?
• A) Printer model number
, • B) Customer passwords
• C) OS version
• D) Installed antivirus
Answer: B (Customer passwords)
Rationale: Handling passwords violates privacy and security policies.
4. Q: Which feature allows multiple threads to run simultaneously on a single CPU
core?
• A) Multicore processing
• B) Multithreading
• C) Virtualization
• D) Overclocking
Answer: B (Multithreading)
Rationale: Multithreading enables logical cores to handle multiple threads
concurrently.
5. Q: Which type of RAM requires periodic refreshing to maintain data?
• A) SRAM
• B) DRAM
• C) ROM
• D) EEPROM
Answer: B (DRAM)
Rationale: DRAM stores bits in capacitors that need constant refreshing.
6. Q: Which cache is the largest and slowest in modern CPUs?