GATE Mock Test 7 - Online MCQ Exam

A ductile element which is a good conductor of electricity is called:

1 Mark(s)

Your Answer:

copper copper
rubber rubber
glass glass
sand sand

165 y is Kepler's period of:

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Your Answer:

Neptune Neptune
Jupiter Jupiter
Mars Mars
Uranus Uranus

The output of the functions len("abc") and sys.getsizeof("abc") will be the same.

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Your Answer:

True True
False False

A trader mixes 26 kg of rice at Rs. 20 per kg with 30 kg of rice of other variety at Rs. 36 per kg and sells the mixture at Rs. 30 per kg. His profit percent is:

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Your Answer:

No profit, no loss No profit, no loss
5% 5%
8% 8%
10% 10%

What does the \s character class represent in a regular expression in Ruby?

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Your Answer:

Matches any non-whitespace character Matches any non-whitespace character
Matches any digit character Matches any digit character
Matches any word character Matches any word character
Matches any whitespace character Matches any whitespace character

By converting the 6.5ha(hectare) into m²(meter square), the answer will be:

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Your Answer:

650m² 650m²
6500m² 6500m²
0.65m² 0.65m²
65000m² 65000m²

Which of the following uses the Beam penetration method?

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Your Answer:

Raster scan system Raster scan system
Random scan system Random scan system
Both (a) & (b) Both (a) & (b)
None of the above None of the above

What is the purpose of the radix parameter in the parseInt() method?

1 Mark(s)

Your Answer:

Numeral system not to be used Numeral system not to be used
Numeral system to be used Numeral system to be used
Convertion mode Convertion mode
None of the mentioned None of the mentioned

An Ethernet multicast physical address is in the range of:

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Your Answer:

01 :00:5e:00:oo:oo to 01:00:5e:7f:ff:ff 01 :00:5e:00:oo:oo to 01:00:5e:7f:ff:ff
2 :00:5e:00:oo:oo to 01:00:5e:7f:ff:ff 2 :00:5e:00:oo:oo to 01:00:5e:7f:ff:ff
3 :00:5e:00:oo:oo to 01:00:5e:7f:ff:ff 3 :00:5e:00:oo:oo to 01:00:5e:7f:ff:ff
4 :00:5e:00:oo:oo to 01:00:5e:7f:ff:ff 4 :00:5e:00:oo:oo to 01:00:5e:7f:ff:ff

Christopher has baked 300 cookies and sold 210 cookies, Peter has baked 400 cookies and sold 320 cookies while Jennifer has baked 450 cookies and sold 380 cookies. Out of Christopher, Peter and Jennifer, the one who has sold more cookies (with name and percentage) is:

1 Mark(s)

Your Answer:

Christopher with 70% sold cookies Christopher with 70% sold cookies
Peter with 80% sold cookies Peter with 80% sold cookies
Jennifer with 84% sold cookies Jennifer with 84% sold cookies
Peter with 85% sold cookies Peter with 85% sold cookies

Which function is used to determine whether a file was uploaded?

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Your Answer:

is_file_uploaded() is_file_uploaded()
is_uploaded_file() is_uploaded_file()
file_uploaded(“filename”) file_uploaded(“filename”)
uploaded_file(“filename”) uploaded_file(“filename”)

A body floats with $1/3$ volume outside water and $3/4$ volume outside liquid B. The density of B is:

1 Mark(s)

Your Answer:

$2.67 g/cm^3$ $2.67 g/cm^3$
$0.33 g/cm^3$ $0.33 g/cm^3$
$1.5 g/cm^3$ $1.5 g/cm^3$
$1 g/cm^3$ $1 g/cm^3$

If an expression contains double, int, float, long, then the whole expression will be promoted into which of these data types?

1 Mark(s)

Your Answer:

long long
int int
double double
float float

What will be the output of the following C++ code? #include <iostream> using namespace std; #define SquareOf(x) x * x int main() { int x; cout << SquareOf(x + 4); return 0; }

1 Mark(s)

Your Answer:

16 16
64 64
compile time error compile time error
75386824 75386824

Desktop publishers and graphic artists get realistic quality and color for photo images, using:

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Your Answer:

dye-sublimation printer dye-sublimation printer
thermal-wax printer thermal-wax printer
laser printer laser printer
wang image printer wang image printer

A human ear has generally:

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Your Answer:

three parts three parts
two parts two parts
four parts four parts
five parts five parts

Which of the error is raised when the quantity of data is too much?

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Your Answer:

TOO_LARGE_ERR TOO_LARGE_ERR
UNKNOWN_ERR UNKNOWN_ERR
TIMEOUT_ERR TIMEOUT_ERR
QUOTA_ERR QUOTA_ERR

The maximum displacement from the mean position of a body performing simple harmonic mean is called:

1 Mark(s)

Your Answer:

time period time period
amplitude amplitude
frequency frequency
wave length wave length

Which storage class can help improve execution speed by allowing variables to be stored in CPU registers?

1 Mark(s)

Your Answer:

static static
extern extern
auto auto
register register

Density of Mars is:

1 Mark(s)

Your Answer:

687 kg/m3 687 kg/m3
3933 kg/m3 3933 kg/m3
5427 kg/m3 5427 kg/m3
5243 kg/m3 5243 kg/m3

It is possible to create a hierarchy of namespaces in PHP.

1 Mark(s)

Your Answer:

TRUE TRUE
FALSE FALSE

In mesh topology, the devices are connected via:

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Your Answer:

Multipoint link Multipoint link
Point-to-point link Point-to-point link
Multilevel link Multilevel link
Linear link Linear link

You configure sample frequency by changing the . . . . . . . . property in the table definition.

1 Mark(s)

Your Answer:

index_time index_time
index_interval index_interval
index_secs index_secs
none of the mentioned none of the mentioned

What does 'Post-order' traversal imply?

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Your Answer:

Root, Left, Right Root, Left, Right
Left, Root, Right Left, Root, Right
Left, Right, Root Left, Right, Root
Right, Left, Root Right, Left, Root

When you delete an object, Windows XP sends it to:

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Your Answer:

my documents my documents
recycle bin recycle bin
my computer my computer
trash folder trash folder

Name the metal which is in liquid form at room temperature?

1 Mark(s)

Your Answer:

Mercury Mercury
Gallium Gallium
Cesium Cesium
Diamond Diamond

Which one of the following is the very first task executed by a session enabled page?

1 Mark(s)

Your Answer:

Delete the previous session Delete the previous session
Start a new session Start a new session
Check whether a valid session exists Check whether a valid session exists
Handle the session Handle the session

To increase or decrease AC voltages, we use:

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Your Answer:

fuse fuse
circuit breaker circuit breaker
transformer transformer
generator generator

To reduce the uncertainty in the timing experiment______________?

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Your Answer:

Highly precise instrument Highly precise instrument
Conduct at room temperature Conduct at room temperature
Count number of vibration Count number of vibration
Both a and C Both a and C

Which of the following is used to resolve the dark features in the image?

1 Mark(s)

Your Answer:

Gaussian Transform Gaussian Transform
Laplacian Transform Laplacian Transform
Power-law Transformation Power-law Transformation
Histogram Specification Histogram Specification

Layer 2 switching provides which of the following? 1. Hardware-based bridging (ASIC) 2. Wire speed 3. Low latency 4. Low cost

1 Mark(s)

Your Answer:

1 and 3 1 and 3
2 and 4 2 and 4
1, 2 and 4 1, 2 and 4
All of the above All of the above

Which of the following categories is part of the output of software process ?

1 Mark(s)

Your Answer:

computer programs computer programs
documents that describe the computer programs
data data
all of the mentioned all of the mentioned

Which type of thermometer was used during the COVID-19 pandemic for non-contact measurement?

1 Mark(s)

Your Answer:

A) Digital thermometer A) Digital thermometer
B) Mercury thermometer B) Mercury thermometer
C) Infrared thermometer C) Infrared thermometer
D) Alcohol thermometer D) Alcohol thermometer

A relation that is been used for data analysis, can be identified by some of its attributes as:

1 Mark(s)

Your Answer:

Monitor attributes Monitor attributes
Mix attributes Mix attributes
Measure attributes Measure attributes
Compound attributes Compound attributes

Evaluating Your Answers

GATE Mock Test 7 : Question 1 of 34