Answer:
While installing desktop sync app such as drop box following two resources will be used a lot
- CPU
- RAM
Explanation:
CPU usage has been increased while installing desktop sync application, because it depends on the number of files that need to be synced. If the number of files is high the CPU usage will increase.
The need of memory such as RAM is also increased while installing the desktop sync application. As the number of files that need to be synced increases the RAM usage is also increases.
In c# and java it's indexOf
Answer:
Text Messages
Explanation:
Synchronous communication is a simultaneous communication between two people. This is the type of serial communication where two person can communicate at the same time. This type of communication exclude face to face communication and phone communication.
for example
during Chat when we are taking to someone he also can reply the same time.
Watchdog Program
This program becomes the number one security mechanism for file access.
Pros:
- A benefit of using watchdog program is that you have a centralized mechanism for controlling access to a file
- You are assured of having secure access to your file
Cons:
- It becomes a bottleneck.
- If this program has a security hole, there are no other guaranteed backup mechanisms for file protection.
COPS
COPS is a collection of a dozen programs that attempt to tackle problems in UNIX security. It checks for a number things like poor passwords, device permissions, files run in /etc/rc*, existence of root SUID, and many other things.
Pros:
- This program provides methods of checking for common procedural errors.
- COPS collect outputs and either mails the information to the admin or logs it in.
Cons:
- It could be modified by an intruder or even take advantage of its features.
- It is meant to tighten the security, not a tool to be used to find security flaws. It does not directly correct errors found.
We have information:
3.8 billion 1 second
x billion 0.6 second
To find out the number of operations we need to cross multiply these equations and solve for x.
3.8 * 0.6 = 1*x
x = 2.28 billion
In 0.6s computer can do 2.28 billion operations.
