- 1. Data storage refers to the process of storing, organizing, and managing data in a secure and efficient manner. It involves the use of various technologies and methods to store data, such as databases, data warehouses, and cloud storage. Data storage is essential for businesses and individuals to store and access their information effectively. It involves considerations such as data retention policies, data security measures, and backup procedures to ensure data integrity and availability. Proper data storage practices can help organizations streamline their operations, make data-driven decisions, and comply with data protection regulations.
Which of the following is a type of non-volatile memory?
A) Registers
B) RAM
C) Cache memory
D) Flash memory
- 2. What does 'SSD' stand for in the context of data storage?
A) Storage Speed Drive
B) Solid State Drive
C) Single Storage Directory
D) System Software Device
- 3. What is the purpose of RAID in data storage?
A) Data redundancy and performance improvement
B) File encryption
C) Network partitioning
D) Data compression
- 4. Which storage technology is known for its durability and longevity?
A) Optical storage
B) Tape storage
C) Floppy disk
D) Magnetic tape
- 5. What does 'NAS' stand for in the context of data storage?
A) Non-volatile Access System
B) Network Access Server
C) Network Attached Storage
D) New Age Storage
- 6. What is the maximum storage capacity of a DVD disc?
A) 700 Megabytes
B) 4.7 Gigabytes
C) 25 Gigabytes
D) 100 Gigabytes
- 7. What is the purpose of a magnetic stripe on a credit or debit card?
A) Protect against identity theft
B) Enhance card appearance
C) Store information for electronic transactions
D) Improve card durability
- 8. Which of the following represents the smallest unit of data in a computer system?
A) Megabyte
B) Byte
C) Bit
D) Kilobyte
- 9. Which of the following is an example of volatile memory?
A) SSD
B) CD-ROM
C) RAM
D) Hard disk drive
- 10. What is the role of a data storage administrator in an organization?
A) Develop software applications
B) Handle customer support inquiries
C) Ensure physical security of the office premises
D) Manage and optimize data storage systems
- 11. What is the purpose of a hard disk drive spindle in data storage?
A) Encrypt all stored data
B) Generate backup copies automatically
C) Spin the disks to read and write data
D) Store file metadata
- 12. What is the primary function of an optical disc drive in a computer system?
A) Display graphics on the screen
B) Store data in cache memory
C) Manage network connections
D) Read and write data from optical discs
- 13. What is the purpose of a power supply unit in a data storage system?
A) Enhance data transfer speed
B) Maintain temperature within optimal range
C) Secure data against cyber threats
D) Convert AC power to DC power for components
- 14. Which is a commonly used interface for connecting external storage devices?
A) USB
B) HDMI
C) VGA
D) Ethernet
- 15. Which RAID level provides both data striping and mirroring for redundancy?
A) RAID 0
B) RAID 5
C) RAID 10
D) RAID 1
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