Dsssb Practice Questions & Answers

According to Piaget, at which of the following stages does a child begin, to think logically about abstract propositions ?

According to Piaget, at which of the following stages does a child begin, to think logically about abstract propositions ?
1). Concrete operational stage (07-11 years)
2). Formal operational stage (11 years and up)
3). Sensori-motor stage (Birth - 02 years)
4). Pre-operational stage (02 - 07 years)

$\frac{1}{2}+\frac{1}{5}+\frac{1}{8}+\frac{1}{11}+\frac{1}{20}+\frac{1}{41}+\frac{1}{110}+\frac{1}{1640}$ is equal to:

$\frac{1}{2}+\frac{1}{5}+\frac{1}{8}+\frac{1}{11}+\frac{1}{20}+\frac{1}{41}+\frac{1}{110}+\frac{1}{1640}$ is equal to:
1). 1
2). 1.6
3). 2
4). 1.8

Musicians , doctors , males

Musicians , doctors , males
1).
2).
3).
4).

Which of the following is used for single-line comment in SQL?

Which of the following is used for single-line comment in SQL?
1). ##
2). --
3). &&
4). /* . ..*/

भिन्ह शब्द को छतिये

भिन्ह शब्द को छतिये
1). प्रभाकर
2). दिवाकर
3). दिनकर
4). शशि

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