Computer Security Q/Ans

What is computer security?

Computer security refers to the protection of computer system and its valuable information against unwanted access, damage, modification or destruction.

Why we need to apply computer security?

We need to apply computer security measures because these measures help in the protection of information and property from theft, corruption or natural disaster, while the information and property to remain accessible and productive to its intended users.

What is computer hardware security?

Hardware security refers to the securing of computer hardware from damage from physical harm or loss due to theft.

What is Computer data (software) security?

Data and software security is the way of ensuring the data and software free from corruption. It is the protection of data and software from the unauthorized persons or by physical means.

What is defragmentation?

Defragmentation is the process of locating the noncontiguous fragments of data, rearranging the fragments and restoring the, into fewer fragments or into the whole file.

Write 4 importances of ups?

• It absorbs relatively small power surges.
• It provides power for some time even after a blackout.
• It smoothes out noisy power sources
• It continues to provide power to equipment during line sags.

List any 4 measure of hardware and software security measureHardware Security Measures

• Regular Maintenance
• Insurance
• Free from dust environment
• Protection from fire
• Protection from theft
• Using Air condition system
• Using Power Protection devices (UPS, Spike guard, CVT, Voltage Stabilizer)

Software Security Measures

• Using Password Policy
• Using Antivirus Software
• Using Backup
• Scandisk utility
• Defragmentation