Answer:
See explaination
Explanation:
def readFileFirstLast(filename):
# doc string
''' Function accept the filename and opens the fle
and reads all lines and strips new line character and
stores first and last in a string and return that string'''
#eception handle if file not found
try:
#opening the file
f = open(filename)
#reading the first line and striping the ne line
string = f.readline().strip()
#iterating until last line
for line in f:
pass
#concate the last line after strip the new line character to the string
string = string + " " + line.strip()
#return the string
return string
except:
#if file not found
return "File not found"
#taking the file name from user
filename = input("Enter a file name: ")
#printing the doc string in function
print("\ndoc_sting: \n"+ readFileFirstLast.__doc__+"\n")
#printing the returned string by calling the readFileFirstLast()
print("output string :")
print(readFileFirstLast(filename))
Answer:
<!-- Modified by selena ramirez - for html compliance -->
Explanation:
In HTML, <!-- .. --> tag is used to insert comments in the webpage code.
Comments written inside the tag is visible only on the code, and is not displayed in the browsers when the page is requested by the client computer.
<em>Comment tag</em> is useful when there is a lot of code and multiple developers are dealing with the same code.
Comments help developers understand what changed is made and why.
True. Mobile devices need to work within limited screen space. Mobile devices are designed to be portable and designed to be carried around without hassle. Mobile devices are used for personal activities such as talking privately, chatting and many more that is why it is designed to be small.
Answer:
01010011000101100001
Explanation:
In computing and electronic systems, a binary-coded decimal (BCD) is a digital encoding method for decimal numbers in which each digit is represented by its own binary sequence.
Answer:
Java variable is the name of a group of data value stored in memory that can change its value but cannot change its type during the program's execution
Explanation:
Generally, a variable is a temporary location in the memory where data are stored in a computer program. Values in the variable can always be change during the course of program execution.
The equal sign ( = ) is use to assign and identify a variable. The value to be stored in the variable is always at the right of the equal sign, while the variable name is always at the left of the equal sign.
