Answer:
Enter a number: 7
Enter a number: 10
Traceback (most recent call last):
File "main.py", line 3, in <module>
print (numi + num2)
NameError: name 'numi' is not defined
Explanation:
The typo in the print statement causes a run-time error, where obviously num1+num2 was expected, and an output of 17.
Answer:
There's a parking lot that is 600m² big. The lot must be able to hold at least 3 buses and 10 cars.
Each car takes up 6m² and each bus takes up 30m².
However, there can only be 60 vehicles in the lot at any given time.
The cost to park in the lot is $2.50 per day for cars and $7.50 per day for buses. The lot must make at least $75 each day to break even.
What is a possible car to bus ratio that would allow the lot to make profit?
Answer:
DHCP is the dynamic host configuration protocol that enable the server for assigning the IP address to the computer. It is basically used to provide automatic IP addresses within the network. It is basically used to configure the default gateway and provide the DNS server data in the device.
The optional parameter when configuring DHCP are:
- Sub-net mask
- Router
- Domain server
- Broadcast address
- Host name
Answer:
Abstraction is the process of removing or taking away certain characteristics to reduce or hide several very important characteristics.
In OOP (Object Oriented Programming), to increase efficiency and reduce complexity, a programmer hides certain vital data about an object. This is abstraction in programming.
For further clarification, a programmer ensures that the name given to an entity makes sense and most importantly, that it carries relevant aspects, and non essential parts are not included.
