GATE Mock Test 2 - Online MCQ Exam

Which method is used to find the number of weeks between two Date objects in Ruby?

1 Mark(s)

Your Answer:

difference_in_weeks difference_in_weeks
weeks_between weeks_between
weeks_difference weeks_difference
subtract_weeks subtract_weeks

Is JavaScript case-sensitive?

1 Mark(s)

Your Answer:

Yes Yes
No No
Only in strings Only in strings
Only in loops Only in loops

The perimeter of a rectangle with length \$36$ cm and width \$14$ cm is:

1 Mark(s)

Your Answer:

96 cm 96 cm
98 cm 98 cm
102 cm 102 cm
100 cm 100 cm

The interactive element audio with the attribute controls must not appear as a descendant of which element?

1 Mark(s)

Your Answer:

a a
button button
audio audio
both a and b both a and b

For inserting plain text we use . . . . . . . .

1 Mark(s)

Your Answer:

.form-control-static .form-control-static
.input-group .input-group
.input-group-addon .input-group-addon
.input-group-btn .input-group-btn

How do you access a member of a structure in C?

1 Mark(s)

Your Answer:

. (dot) . (dot)
-> (arrow) -> (arrow)
:: (scope) :: (scope)
, (comma) , (comma)

If particle travels around a circle or a circular arc at constant speed, it's motion is termed as:

1 Mark(s)

Your Answer:

distributive circular motion distributive circular motion
variable circular motion variable circular motion
uniform linear motion uniform linear motion
uniform circular motion uniform circular motion

Axes, axis labels and titles all appear in the . . . . . . . . of the figure.

1 Mark(s)

Your Answer:

Directions Directions
Margin labels Margin labels
Margins Margins
Widths Widths

Reflecting mirrors in laser is used to______________?

1 Mark(s)

Your Answer:

Further stimulation Further stimulation
Lasing more Lasing more
For producing more energetic lasers For producing more energetic lasers
All All

An example of ecosystem is:

1 Mark(s)

Your Answer:

aquarium aquarium
desert desert
orchard orchard
all of them all of them

Which key uniquely identifies each record in a table

1 Mark(s)

Your Answer:

Foreign key Foreign key
Composite key Composite key
Alternate key Alternate key
Primary key Primary key

Assertion (A) The Gumulgal system is not a positional number system. Reason (R) It used the same digits repeatedly based on place values and powers of two.

1 Mark(s)

Your Answer:

A) Both Assertion and Reason are true and Reason is the correct explanation for Assertion.
B) Both Assertion and Reason are true, but Reason is not the correct explanation for Assertion.
C) Assertion is true, but Reason is false.
D) Assertion is false, but Reason is true.

What is true about a break?

1 Mark(s)

Your Answer:

Break stops the execution of entire program
Break halts the execution and forces the control out of the loop
Break forces the control out of the loop and starts the execution of next iteration
Break halts the execution of the loop for certain time frame

When do uncaught exceptions generate events?

1 Mark(s)

Your Answer:

When handlers are registered When handlers are registered
When handlers are deregistered When handlers are deregistered
When handler functions are called When handler functions are called
When handlers do not have a matching catch clause

Two vectors $\vec{A}$ and $\vec{B}$ have magnitudes 3 and 5. Their dot product is 7.5. The angle between them is:

1 Mark(s)

Your Answer:

$30^\circ$ $30^\circ$
$60^\circ$ $60^\circ$
$90^\circ$ $90^\circ$
$120^\circ$ $120^\circ$

What is the value returned by function compareTo() if the invoking string is less than the string compared?

1 Mark(s)

Your Answer:

zero zero
value less than zero value less than zero
value greater than zero value greater than zero
none of the mentioned none of the mentioned

Segmentation and reassembly is the responsibility of:

1 Mark(s)

Your Answer:

7th layer 7th layer
6th layer 6th layer
5th layer 5th layer
4th layer 4th layer

When building a database from an existing set of tables, we still need to consider normalization principles.

1 Mark(s)

Your Answer:

True True
False False

Two numbers are 30% and 37% are less than a third number .How much percent is the second number less than the first?

1 Mark(s)

Your Answer:

15% 15%
12% 12%
10% 10%
5% 5%

What is the access specifier that allows members to be accessed from outside the class in C++?

1 Mark(s)

Your Answer:

protected protected
public public
friend friend
None of the above None of the above

Boiling point of Argon is:

1 Mark(s)

Your Answer:

838°C 838°C
1380°C 1380°C
838°C 838°C
−1894°C −1894°C

The units that describe base quantities are known as:

1 Mark(s)

Your Answer:

derived units derived units
square units square units
base units base units
none of above none of above

What is the primary purpose of the psych package in R?

1 Mark(s)

Your Answer:

Geospatial data analysis Geospatial data analysis
Data manipulation and transformation Data manipulation and transformation
Statistical analysis and visualization Statistical analysis and visualization
Psychological and educational measurement

What happens when you call a generator function?

1 Mark(s)

Your Answer:

It immediately produces all values It immediately produces all values
It returns a list of values It returns a list of values
It sets up a generator object It sets up a generator object
It creates a tuple of values It creates a tuple of values

1 electron volt is equals to:

1 Mark(s)

Your Answer:

1.602x1019 J 1.602x1019 J
1.602x10-19 J 1.602x10-19 J
1.602x109 J 1.602x109 J
1.602x10-9 J 1.602x10-9 J

In which case water seep through?

1 Mark(s)

Your Answer:

A) utensil A) utensil
B) plastic B) plastic
C) sand C) sand
D) human body D) human body

Beowulf clusters of the computer system are linked through:

1 Mark(s)

Your Answer:

LAN LAN
WAN WAN
MAN MAN
SAN SAN

Is there any error in executing the following MySQL command? SELECT USER (), VERSION (), DATABASE ();

1 Mark(s)

Your Answer:

Yes, "FROM" is not used Yes, "FROM" is not used
No No
Depends Depends
None of the mentioned None of the mentioned

In Simple harmonic motions, acceleration is proportional to:

1 Mark(s)

Your Answer:

displacement displacement
time time
altitude altitude
unit vector unit vector

Digital computers use complemental subtraction because it:

1 Mark(s)

Your Answer:

simplifies circuitry simplifies circuitry
is a very simple process is a very simple process
can handle negative numbers easily can handle negative numbers easily
avoids direct subtraction avoids direct subtraction

Each blade server of the computer system has its own:

1 Mark(s)

Your Answer:

memory memory
hardware hardware
programs programs
operating system operating system

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1 Mark(s)

Your Answer:

\u003Cblack\u003E \u003Cblack\u003E
\u003Cdar\u003E \u003Cdar\u003E
\u003Cstrong\u003E \u003Cstrong\u003E
\u003Cemp\u003E \u003Cemp\u003E

In R, which package is commonly used for working with large and complex datasets efficiently?

1 Mark(s)

Your Answer:

bigR bigR
bigdataR bigdataR
data.table data.table
dplyr dplyr

How many formats of SequenceFile are present in Hadoop I/O?

1 Mark(s)

Your Answer:

2 2
3 3
4 4
5 5

Evaluating Your Answers

GATE Mock Test 2 : Question 1 of 34