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Virtusa Technical Questions in Written Test

195.27K

Total Qs: 120+

NA
SHSTTON
32
Solv. Corr.
83
Solv. In. Corr.
115
Attempted
0 M:0 S
Avg. Time

111 / 120

Choose the correct option.

Which statement is true regarding the INTERSECT operator?

AIt ignores NULL values

BReversing the order of the intersected tables the result

CThe names of columns in all SELECT statements must be identical

DThe number of columns and data types must be identical for all SELECT statements in the query

Explanation:

Here is no explanation for this answer

Tags: Virtusa

NA
SHSTTON
41
Solv. Corr.
115
Solv. In. Corr.
156
Attempted
0 M:0 S
Avg. Time

112 / 120

Choose the correct option.

Which statement is true regarding synonyms?

ASynonyms can be created only for a table

BSynonyms are used to reference only those tables that are owned by another user

CA public synonym and a private synonym can exist with the same name for the same table

DThe DROP SYNONYM statement removes the synonym and the table on which the synonym has been created becomes invalid

Explanation:

Here is no explanation for this answer

NA
SHSTTON
29
Solv. Corr.
74
Solv. In. Corr.
103
Attempted
0 M:0 S
Avg. Time

113 / 120

Choose the correct option.

Which statement is true regarding subqueries?

AThe LIKE operator cannot be used with single-row subqueries.

BThe NOT IN operator is equivalent to IS NULL with single-row subqueries.

C=ANY and =ALL operators have the same functionality in multiple-row subqueries.

DThe NOT operator can be used with IN, ANY, and ALL operators in multiple-row subqueries.

Explanation:

Here is no explanation for this answer

Tags: Virtusa

NA
SHSTTON
151
Solv. Corr.
130
Solv. In. Corr.
281
Attempted
0 M:16 S
Avg. Time

114 / 120

Choose the correct option.

Which keyword when applied on a method indicates that only one thread should execute the method at a time. Select the one correct answer.

Atransient

Bvolatile

Csynchronized

Dnative

Estatic

Explanation:

Here is no explanation for this answer

Tags: Virtusa

NA
SHSTTON
34
Solv. Corr.
40
Solv. In. Corr.
74
Attempted
0 M:0 S
Avg. Time

115 / 120

A Class consists of which of these abstractions?

ASet of the objects

BOperations

CAttributes

DAll of the mentioned

EBoth B & C

| | Topic: Uncategorized| |

Explanation:

A class is a abstraction of objects, operations and attributes.

Tags: Virtusa

NA
SHSTTON
63
Solv. Corr.
11
Solv. In. Corr.
74
Attempted
0 M:0 S
Avg. Time

116 / 120

A class is divided into which of these compartments ?

AName Compartment

BAttribute Compartment

COperation Compartment

DAll of the mentioned

| | Topic: Uncategorized| |

Explanation:

Here is no explanation for this answer

Tags: Virtusa

NA
SHSTTON
45
Solv. Corr.
28
Solv. In. Corr.
73
Attempted
0 M:0 S
Avg. Time

117 / 120

An attribute is a data item held by which of the following?

AClass

BObject

CAll of the mentioned

DNone of the mentioned

| | Topic: Uncategorized| |

Explanation:

Attribute is a data item held by class or object.

Tags: Virtusa

NA
SHSTTON
53
Solv. Corr.
20
Solv. In. Corr.
73
Attempted
0 M:0 S
Avg. Time

118 / 120

What should be mentioned as attributes for conceptual modelling ?

AInitial Values

BNames

CAll of the mentioned

DNone of the mentioned

| | Topic: Uncategorized| |

Explanation:

Initial values along with their names are used as attributes.

Tags: Virtusa

NA
SHSTTON
40
Solv. Corr.
31
Solv. In. Corr.
71
Attempted
0 M:0 S
Avg. Time

119 / 120

An operation can be described as?

AObject behavior

BClass behavior

CFunctions

Da,b

ENone of the mentioned

| | Topic: Uncategorized| |

Explanation:

An operation is class and object behavior.

Tags: Virtusa

NA
SHSTTON
244
Solv. Corr.
238
Solv. In. Corr.
482
Attempted
0 M:23 S
Avg. Time

120 / 120

Choose the correct option.

A train running at the speed of 60 km/hr crosses a pole in 9 seconds. What is the length of the train?

A120 metres

B180 metres

C324 metres

D150 metres