Answer:
Choose Start > Control Panel > Appearance and Personalization > Personalization. Right-click an empty area of the desktop and choose Personalize. Select a theme in the list as a starting point for creating a new one. Choose the desired settings for Desktop Background, Window Color, Sounds, and Screen Saver
Explanation:
Answer: A) Phishing
Explanation:
Phishing is type of attack in computer field that is processed to hack or steal the data of authorized user.The attacker acts as trusted party and then interacts with the authorized user through email or messages to gain confidential information like pin code, credit card number, login details etc of that user.
- According to the question, colleague is experiencing phishing as he has been requested for pin-code and credit-card number from a wrong source behaving as authorized bank.
- Other options are incorrect because ransomware is attack that asks for ransom from authorized user for reviving their access. on system. Spoofing is falsifying as some other party to receive advantage.
- Mail poisoning is inclusion of inappropriate details in email such as invalid email address etc.
- Thus, the correct option is option(A).
Answer:
The second option
90 > 85
The statement above means 90 is more than 85 which is true.
Answer:
r = 1
Explanation:
Average processing time ( p ) = 3 minutes
Average inter-arrival time ( a ) = 3 minutes
number of servers ( m ) = 3
<u>Determine the value of r </u>
r ( offered load ) = p/a
= 3 / 3 = 1
∴ value of r ( offered load ) = 1
No, that is not true; <span>a factory-formatted hard disk does not split into a fixed number of
files.
A hard drive is a data storage device (HDD) which is used to store or retrieve
information using platters coated with magnetic materials.</span>
