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WorksheetsOffice Hours 9th July
Total questions: 50
Worksheet time: 50mins
According to a particular code language, A=0, B=1, C=2, …, Y=24, Z=25 then how can ONE+ONE (in the form of alphabets only) be coded?
DABI
CIDA
BDAI
ABDI
30 liters of 78% of a concentrated acid solution is to be prepared. How many litres of 90% concentrated acid needs to be mixed with 75% solution of concentrated acid to get the result?
10
6
3
4
How many positive integers less than 500 can be formed using the numbers 1, 2, 3, and 5 for digits, each digit being used only once.
68
34
66
52
Two numbers are respectively 20% and 50% more than a third number. The ratio of the two numbers is:
2 : 5
3 : 5
4 : 5
6 : 7
At what rate per cent per annum will the SI on a sum of money be 2/5 of the amount in 10 years?
6%
5 2/3
4%
6 2/3 %
n how many different ways can the letters of the word 'LEADING' be arranged in such a way that the vowels always come together?
360
480
720
5040
Fill the series 17,32,19,29,21,26,23,__,__
25,25
20,22
23,25
25,22
In a certain code 'ROAR' is written as 'URDU'.How is 'URDU' written in that code?
VXDQ
XUGX
ROAR
VSOV
If two dice are thrown together,then the probability of getting an even number on one die and an odd number on other die is
1/4
1/2
3/4
3/5
A and B can complete a work in 6 days.A can alone do it in 10 days.Then B can alone do the work in how many days?
13.75 days
14 days
15 days
16 days
bof _cb _fcc _ofc _bo _ cc
f o c c f
f o c c b
c o f c f
c o b c f
Which of the following shapes show a line of symmetry?
Choose the correct mirror image of the given figure (X) from amongst the four alternatives.
A
B
C
D
Select the mirror image of the given question figure.
A boat goes 80km upstream and then 200km in downstream in 13hrs. The speed of stream in upstream travel =4km/h and downstream=5km/h.
How much distance boat will cover in 7 hrs still in water?
147 km
105 km
210 km
140 km
A floor is covered with rectangular tiles of perimeter of 84cm. the length and breadth ratio 4:3. The cost of polishing floor at rate of 40paise per cm2 is Rs.51840. How many tiles are there on the floor?
280
300
240
320
if 15% of (A+B) = 25% of (A-B), then what percent of B is equal to A?
(a)
A candidate has to secure 40% of the total marks to pass. He gets 190 marks and fails by 190 marks. Find the total marks.
(a)
Red, blue and yellow marbles in a bag have a ratio of 5 : 2 : 6. After removing the red marbles, there are 32 marbles left in the bag. How many red marbles were in the bag?
(a)
What would the next group of letters be in the series? de ... eg ... gh ... hj ...
li
ik
jk
jl
jm
RQP, ONM,___,IHG,FED ,find the missing letters.
CDE
LKI
LKJ
BAC
ABC
What would be the next group of letters in the following series? jibc, inaf, hpzi, gryl ...?
ftxo
fvzp
ftxp
fvxo
ftzo
Which of the Following boxes Should replace the question marks (?) to complete the pattern?
A
B
C
D
E
Which of the Following boxes Should replace the question marks (?) to complete the pattern ?
A
B
C
D
E
Which of the following Venn Diagrams will correctly represent Elephants, Wolves, Animals?
In a certain code MEAN is written as 8964 and NOBLE is written as 47529. How is LOAM written in that code?
2768
2758
2968
2468
Three unbiased coins are tossed. What is the probability of getting at most two heads?
3/20
29/34
47/100
13/102
A bag contains 6 black and 8 white balls. One ball is drawn at random. What is the probability that the ball drawn is white?
3/4
4/7
1/8
3/7
Tickets numbered 1 to 20 are mixed up and then a ticket is drawn at random. What is the probability that the ticket drawn has a number which is a multiple of 3 or 5?
1/2
2/5
8/15
9/20
SCD, TEF, UGH, ____, WKL
CMN
UIJ
VIJ
VJT
The man to who I sold my house was a cheat.
to whom I sell
to who I sell
who was sold to
to whom I sold
No correction required
The small child does whatever his father was done.
has done
did
does
had done
No correction required
Choose the word which best expresses the meaning of the word EMBEZZLE
Misappropriate
Balance
Remunerate
Clear
Choose the word which best expresses the meaning of the word BRIEF
Limited
Small
Little
Short
Series :- 17, 16, 8,….. - 83
19
-19
27
-27
random.randint(3,8)
4,5,6,7
3,4,5,6,7
3,4,5,6,7,8
0,1,2,3,4,5,6,7,8
What will be the output of the following Python code?
def cube(x):
return x * x * x
x = cube(3)
print (x)
9
3
27
30
What is the name given to that area of memory, where the system stores the parameters and local variables of a function call?
a heap
storage area
a stack
an array
Which of the following operators is the correct option for power(ab)?
a ^ b
a**b
a^^b
a ^ * b
With SQL, how do you select all the records from a table named “Persons” where the value of the column “FirstName” ends with an “a”?
SELECT * FROM Persons WHERE FirstName=’a’
SELECT * FROM Persons WHERE FirstName LIKE ‘a%’
SELECT * FROM Persons WHERE FirstName LIKE ‘%a’
SELECT * FROM Persons WHERE FirstName=’%a%’
CREATE TABLE employee (id INTEGER,name VARCHAR(20),salary NOT NULL);
INSERT INTO employee VALUES (1005,Rach,0);
INSERT INTO employee VALUES (1007,Ross, );
INSERT INTO employee VALUES (1002,Joey,335);
Some of these insert statements will produce an error. Identify the statement.
Insert into employee values (1005,Rach,0);
Insert into employee values (1002,Joey,335);
Insert into employee values (1007,Ross, );
None of the mentioned
How would you DELETE records from the Items table with a "Chair" Type?
DELETE 'Chair' FROM Items
DELETE Type FROM Items WHERE Type = 'Chair'
DELETE FROM Items WHERE Type = 'Chair'
DELETE ITEMS WHERE Type = 'Chair'
What is the difference between WHERE and HAVING?
HAVING only applies to aggregate functions like GROUP BY
There are interchangeable
WHERE specifies a GEOGRAPHIC location for a database server
WHERE has limited use
Why make views?
It is faster, safer and better practice to not allow general access to the production database
You should not, they are slow
You should not, they are inefficient
"View" is simply a synonym for the return of the SELECT function
Which query is incorrect?
SELECT * FROM EMP WHERE CITY IN ('MUMBAI','DELHI','CHENNAI');
SELECT * FROM EMP WHERE CITY NOT IN ('MUMBAI','DELHI','CHENNAI');
SELECT * FROM EMP GROUP BY DEPT;
ALL THE ABOVE
Select DDL commands from among the options...
SELECT
ALTER
DROP
DELETE
