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WorksheetsMock Test
Total questions: 75
Worksheet time: 2hrs 30mins
Synonym of Mercurial
Recalcitrant
Redundant
Capricious
Audacious
Synonym of Protean
Consistent
Gullible
Guile
Erratic
Vacillate
Unwavering
Shimmering
Rotating
Volatile
Erratic
Volatile
Inconsistent
Turbulent
Variable
Vituperate
Aggrandize
Verity
Mendacity
Berate
Lambaste
Craven
Absolve
Abrogate
Revile
Tirade
veracious
canny
harangue
duplicity
Calumny
Iniquity
Candor
Prevaricate
Defamation
Reprove
fallacious
eulogize
exculpate
reprimand
Obloquy
gainsay
revile
castigate
aspersion
Antonym of Insidious
baleful
Minatory
harmful
boon
Antonym of Encomium
venerate
reverential
laudatory
diatribe
Antonym of Exonerate
Absolve
Inhibit
Renege
convict
Antonym of guile
mendacious
ersatz
chicanery
veracious
Antonym of acrimonious
caustic
trenchant
rancourous
pleasing
Although new home builders typically 1 designing houses with modern trends and research in mind, many older homes are outdated, resulting in construction 2 that does not provide for easy access between the kitchen and dining room.
A) NO CHANGE
B) design
C) to design
D) and designing
Although new home builders typically 1 designing houses with modern trends and research in mind, many older homes are outdated, resulting in construction 2 that does not provide for easy access between the kitchen and dining room.
Which choice provides the most appropriate introduction to the passage?
A) NO CHANGE
B) that forces occupants to depend on artificial sources of light.
C) that is not properly sealed to prevent water damage.
D) in which occupants must increase air flow for effective heating and cooling.
The fact that the cost of home remodeling is quite pricey 3 which causes homeowners to recoil at the thought.
A) NO CHANGE
B) that
C) and
D) DELETE the underlined portion.
Nevertheless, such investments, which can improve a 4 families daily lives, are definitely worth the time and expense required.
A) NO CHANGE
B) families’ daily lives’,
C) family’s daily life,
D) family’s daily life’s,
One study conducted in 2016 by Northeastern University in Boston showed that meager amounts of natural light can result in stress, which, in turn, 5 is harmful to the body’s immune system.
A) NO CHANGE
B) are
C) is being
D) have been
A study showed that patients 6 experienced mood changes when they did not receive adequate amounts of vitamin D.
Which choice best supports the statement made in the previous sentence?
A) NO CHANGE
B) were 20% more likely to develop muscle pain and bone loss
C) sought more time outdoors during the day
D) spent more money on energy-efficient lighting
Like any health issue, these ailments can take a toll on one’s emotional 7 state, it impacts a person’s mental health.
A) NO CHANGE
B) state, impacting
C) state, its impacting
D) state; impacting
8 Alternatively, people experiencing such symptoms often report that their personal and professional lives suffer as a result.
A) NO CHANGE
B) Nevertheless,
C) Moreover,
D) However,
One neighborhood in Colorado witnessed a significant increase in community morale when it worked together with architectural lighting experts, 9 these are professionals specializing in the use of natural light in a home’s interior.
A) NO CHANGE
B) they are
C) who are
D) those being
When homes in Portland, Oregon, were modernized to bring in more natural light, homeowners reported monthly savings on their electricity and gas bills, 10 both of which had been higher than average.
A) NO CHANGE
B) of whom both
C) both of them
D) both
Taking into account the negative effects of artificial light, 11 investing in improvements that capitalize on natural illumination from the sun.
A) NO CHANGE
B) many homeowners invest
C) having invested
D) to invest
Choose the correct spelling.
Calendar
Calender
Choose the correct spelling.
Lollipop
Lollypop
Choose the correct spelling.
Truly
Truely
Choose the correct spelling.
Occassion
Occasion
Anil can do a piece of work in 5 days and Ankur in 4 days. How long will they take do the same work, if they work together?
20/9 days
9/20 days
9 days
20 days
A, B and C working together can do a piece of work in 8 hours. A alone can do it in 20 hours and B alone can do it in 24 hours. In how many hours will C alone do the same work?
1/30 hours
30 hours
15 hours
1/20 hours
A and B can finish a work in 20 days. A alone can do 1/5th of the work in 12 days. In how many days can B alone do it?
1/30 days
30 days
1/5 days
20 days
A and B can do a piece of work in 6 days and 4 days respectively. A started the work, worked at it for 2 days and then was joined by B. Find the total time taken to complete the work.
18/5 days
18 days
5/18 days
5 days
Two taps A and B can fill an overhead tank in 10 hours and 15 hours respectively. Both the taps are opened for 4 hours and then B is turned off. How much time will A take to fill the remaining tank?
10/3 hours
10 hours
3/10 hours
3 hours
4 5 7 10 14 ?
16
17
18
19
18 22 20 24 22 ?
24
30
26
28
1 6 13 22 ?
31
30
32
33
2 6 12 20 ?
25
28
30
32
3 5 7 9 11 ?
13
15
17
19
If a:b=7:5 and b:c=9:11.Find a:b:c.
63:14:55
63:45:55
14:14:15
7:14:15
The c.p of 10 pens is equal to s.p of 12 pens.Find his gain% or loss%.
33.24% profit
20% profit
16.67% loss
10% loss
In what time will a railway time 60m long moving at a rate of 36kmph pass a telegraph post on its way?
9 sec
8 sec
7 sec
6 sec
Pointing to a girl in a photograph,Arun said "Her mother's brother is the only son of my mother's father".How is the girl's mother related to Arun?
Mother
Sister
Aunt
Grandma
A man walked 2 km west of his house and then he turned south covering 4 km.Finally,he moved 3 km towards east and then he again 1 km west.How far is he from his initial position?
10 km
9 km
2 km
4 km
How is the 2nd element in an array accessed based on pointer notation?
*a + 2
*(a + 2)
*(*a + 2)
&(a + 2)
Which of the following is example of in-place algorithm?
Bubble Sort
Merge Sort
Insertion Sort
All of the above
The data structure required to check whether an expression contains a balanced parenthesis is?
Stack
Queue
Array
All of the above
When does the ArrayIndexOutOfBoundsException occur?
Compile-time
Run-time
Not an error
Not an exception at all
What is the speciality about the inorder traversal of a binary search tree?
It traverses in a non increasing order
It traverses in an increasing order
It traverses in a random fashion
It traverses based on priority of the node
What is the time complexity of inserting at the end in dynamic arrays?
O(1)
O(n)
O(logn)
Either O(1) or O(n)
The following formula will produce
Fn = Fn-1 + Fn-2
Armstrong Number
Fibonacci Series
Euler Number
Prime Number
What is the output of the following code snippet?
void solve() {
stack<int> s;
s.push(1);
s.push(2);
s.push(3);
for(int i = 1; i <= 3; i++) {
cout << s.top() << “ “;
s.pop();
}
}
3 2 1
1 2 3
3
1
A priority queue can efficiently implemented using which of the following data structures? Assume that the number of insert and peek (operation to see the current highest priority item) and extraction (remove the highest priority item) operations are almost same.
Linked List
Array
Heap Data Structures like Binary Heap, Fibonacci Heap
None of the Above
Which of the following is a true about Binary Trees
Every binary tree is either complete or full.
Every complete binary tree is also a full binary tree.
Every full binary tree is also a complete binary tree.
No binary tree is both complete and full.
None of the Above
The preorder traversal sequence of a binary search tree is 30, 20, 10, 15, 25, 23, 39, 35, 42. Which one of the following is the postorder traversal sequence of the same tree?
30, 20, 15, 23, 25, 35, 42, 39, 10
30, 10, 25, 23, 20, 42, 35, 39, 15
30, 20, 10, 23, 25, 42, 35, 39, 15
15, 10, 23, 25, 20, 35, 42, 39, 30
Which of the following traversal outputs the data in sorted order in a BST?
Preorder
Inorder
Postorder
Level Order
Consider a node X in a Binary Tree. Given that X has two children, let Y be Inorder successor of X. Which of the following is true about Y?
Y has no right child
Y has no left child
Y has both children
None of the above
How do you allocate a matrix using a single pointer in C?(r and c are the number of rows and columns respectively)
int *arr = malloc(r * c * sizeof(int));
int *arr = (int *)malloc(r * c * sizeof(int));
int* arr = (int *)malloc(r+c * sizeof(int));
int *arr = (int* )malloc(r * c * sizeof(arr));
In binary tree,the maximum number of nodes at any level n is:
n
2^n
n+1
2*n
.What is the best case time complexity of the binary search algorithm
O(1)
O(n)
O(log(2*n))
O(n^2)
In linked list implementation of a queue, front and rear pointers are tracked. Which of these pointers will change during an insertion into EMPTY queue?
Only front pointer
Only rear pointer
Both front and rear pointer
No pointer will be changed
What is the worst case complexity of selection sort?
O(nlogn)
O(logn)
O(n)
O(n^2)
What is the value of the postfix expression 6 3 2 4 + - * ?
1
40
74
-18
The operation of processing each element in the list is known as
Sorting
Merging
Inserting
Traversal
Which Symbol means "All"
*
&
%
!
Which would find pupils with "er" anywhere in their name?
SELECT * FROM Pupils Where Name = "%er"
SELECT * FROM Pupils Where Name = "$er$"
SELECT * FROM Pupils Where Name = "%er%"
SELECT * FROM Pupils Where Name = "er%"
What is it called when SQL is used in an attempt to harm a database?
SQL Injection
SQL Interception
SQL Attack
SQL Misuse
Choose the correct query
SELECT * FROM EMP WHERE NAME=NULL
SELECT * FROM EMP WHERE NAME IS NULL;
SELECT FROM EMP WHERE NAME IS NULL;
SELECT *FROM EMP WHERE NAME IS 'NULL';
What will be the output?
SELECT ROUND(36.7894,2)
36.78
38.79
36.7
36
What will be the outputI:
SELECT INSTR('KVMANKHURD','MAN');
2
3
5
NONE
Which is the correct query to delete the rows of employees whose exp is less than 10.
DELETE * FROM EMP WHERE EXP<10;
DELETE FROM EMP;
DELETE FROM EMP WHERE EXP<10;
DELETE FROM EMP WHERE EXP>10;
A table T_COUNT has 12 number values as 1, 2, 3, 32, 1, 1, null, 24, 12, null, 32, null. Predict the output of the below query.
SELECT COUNT (*) FROM t_count;
12
6
9
Throws exception because COUNT function doesn't works with NULL values
Predict the outcome of the below query
SELECT department_id , COUNT(first_name ) FROM employees WHERE job IN ('SALESMAN','CLERK','MANAGER','ANALYST') GROUP BY department_id HAVING AVG(salary ) BETWEEN 2000 AND 3000;
It returns an error because the BETWEEN operator cannot be used in the HAVING clause.
It returns an error because WHERE and HAVING clauses cannot be used in the same SELECT statement.
It returns an error because WHERE and HAVING clauses cannot be used to apply conditions on the same column.
It executes successfully.
