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1 For the relations s and r in your study manual of our chapter 2 (i.e., joining two relations), suppose
we type a collection of relational algebra queries, and get the following results.
A B C D E
we type a collection of relational algebra queries, and get the following results.
A B C D E
Python
Test if a number grade is an A (greater than or equal to 90). If so, print "Great!".
Computer Networks
Differentiate between a software and hardware
Python
What is the value of mylist after the following lines are executed?
def mystery(l):
l = l[1:]
return()
mylist = [7,11,13]
mystery(mylist)
def mystery(l):
l = l[1:]
return()
mylist = [7,11,13]
mystery(mylist)
C++
Sam wants to create a program that required 20 integers. Suppose the following numbers are the value input as A [10] = {-10, 20, 30, 40, – 50, -60, -70, 30, 90, 10} and B[10] = {15, 12, 13,14, – 50, -60, -20, 25, 35, 30}.
C++
Based on the problems given, write a program using selection control structure.
1. A car park has the following charges. The 1st hours cost RM2.00. The sub sequent hours cost RM1.00 per hour. Write a program for this problem.
1. A car park has the following charges. The 1st hours cost RM2.00. The sub sequent hours cost RM1.00 per hour. Write a program for this problem.
Python
Sam is developing a software program in python and has a question about how to implement a particular feature. which use of a resource is most likely to provide Sam with the best results?
C++
Write a c++ program to create a structure to specify data on students roll number, name, year of joining. write a function to print names of all students who joined in particular year and print data of students whose roll number is given.
Hint (Use Structure Array and search data from structure array for particular year& rollno)
Hint (Use Structure Array and search data from structure array for particular year& rollno)
Python
Consider the following lines of Python code.
b = [23,44,87,100]
a = b[1:]
d = b[2:]
c = b
d[0] = 97
c[2] = 77
Which of the following holds at the end of this code?
a[1] == 77, b[2] == 77, c[2] == 77, d[0] == 97
a[1] == 87, b[2] == 87, c[2] == 77, d[0] == 97
a[1] == 87, b[2] == 77, c[2] == 77, d[0] == 97
a[1] == 97, b[2] == 77, c[2] == 77, d[0] == 97
b = [23,44,87,100]
a = b[1:]
d = b[2:]
c = b
d[0] = 97
c[2] = 77
Which of the following holds at the end of this code?
a[1] == 77, b[2] == 77, c[2] == 77, d[0] == 97
a[1] == 87, b[2] == 87, c[2] == 77, d[0] == 97
a[1] == 87, b[2] == 77, c[2] == 77, d[0] == 97
a[1] == 97, b[2] == 77, c[2] == 77, d[0] == 97
Python
One of the following 10 statements generates an error. Which one? (Your answer should be a number between 1 and 10.)
x = ["slithy",[7,10,12],2,"tove",1] # Statement 1
y = x[0:50] # Statement 2
z = y # Statement 3
w = x # Statement 4
x[0] = x[0][:5] + 'ery' # Statement 5
y[2] = 4 # Statement 6
z[4] = 42 # Statement 7
w[0][:3] = 'fea' # Statement 8
x[1][0] = 5555 # Statement 9
a = (x[4][1] == 1) # Statement 10
Consider the following lines of Python code.
b = [23,44,87,100]
a = b[1:]
d = b[2:]
c = b
d[0] = 97
c[2] = 77
x = ["slithy",[7,10,12],2,"tove",1] # Statement 1
y = x[0:50] # Statement 2
z = y # Statement 3
w = x # Statement 4
x[0] = x[0][:5] + 'ery' # Statement 5
y[2] = 4 # Statement 6
z[4] = 42 # Statement 7
w[0][:3] = 'fea' # Statement 8
x[1][0] = 5555 # Statement 9
a = (x[4][1] == 1) # Statement 10
Consider the following lines of Python code.
b = [23,44,87,100]
a = b[1:]
d = b[2:]
c = b
d[0] = 97
c[2] = 77
