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Question 171

UP police computer operator 2018• Computer Science

Which of the following options specify how many instances of an entity relate to one instance of another entity? 

  1. AOption (a)

    Redundancy

  2. BOption (b)

    Ordinality

  3. COption (c)

    Atomicity

  4. DOption (d)

    Cardinality 

View answer & explanation

Correct answer

Answer: (a)A.

Redundancy

Explanation not yet available.

Question 172

UP police computer operator 2018• Computer Science

What would be the resultant value after executing the function = - SUM(C2:C3) as shown in the following figure?  

  1. AOption (a)

    1234 

  2. BOption (b)

    2469

  3. COption (c)

    Invalid

  4. DOption (d)

    -2469

View answer & explanation

Correct answer

Answer: (a)A.

1234 

Explanation not yet available.

Question 173

UP police computer operator 2018• Computer Science

Which of the following options does the CPU memory include?

  1. AOption (a)

    Secondary Memory

  2. BOption (b)

    Only Scratch Pad Memory

  3. COption (c)

    Scratch Pad Memory and Cache Memory

  4. DOption (d)

    Only Cache Memory 

View answer & explanation

Correct answer

Answer: (a)A.

Secondary Memory

Explanation not yet available.

Question 174

UP police computer operator 2018• Computer Science

Identify the CORRECT declaration of double dimensioned array. 

  1. AOption (a)

    int arr[2,2];

  2. BOption (b)

    int arr[2][2];

  3. COption (c)

    int arr[2][3][4];

  4. DOption (d)

    int *arr[10]; 

View answer & explanation

Correct answer

Answer: (a)A.

int arr[2,2];

Explanation not yet available.

Question 175

UP police computer operator 2018• Computer Science

Which of the following statements is true about JavaScript?

  1. AOption (a)

    JavaScript doesn't execute without preliminary compilation

  2. BOption (b)

    JavaScript is not an interpreted language

  3. COption (c)

    JavaScript along with HTML should be compiled before executing

  4. DOption (d)

    JavaScript executes without preliminary compilation

View answer & explanation

Correct answer

Answer: (a)A.

JavaScript doesn't execute without preliminary compilation

Explanation not yet available.

Question 176

UP police computer operator 2018• Computer Science

Who is the father of computers?

  1. AOption (a)

    Gottfried Wilhelm von Leibniz

  2. BOption (b)

    Joseph-Marie Jacquard

  3. COption (c)

    Charles Babbage

  4. DOption (d)

    Wilhelm Schickard

View answer & explanation

Correct answer

Answer: (a)A.

Gottfried Wilhelm von Leibniz

Explanation not yet available.

Question 177

UP police computer operator 2018• Computer Science

Which of the following conditions correctly check the underflow condition in a queue?

  1. AOption (a)

    front = -1

  2. BOption (b)

    rear = 1

  3. COption (c)

    rear = size

  4. DOption (d)

    front = size

View answer & explanation

Correct answer

Answer: (a)A.

front = -1

Explanation not yet available.

Question 178

UP police computer operator 2018• Computer Science

What does a Quad in a K-map represent?

  1. AOption (a)

    Difference

  2. BOption (b)

    Sum

  3. COption (c)

    Product

  4. DOption (d)

    Don’t care

View answer & explanation

Correct answer

Answer: (a)A.

Difference

Explanation not yet available.

Question 179

UP police computer operator 2018• Computer Science

Which of the following can be an internal storage device?

  1. AOption (a)

    Pen Drive

  2. BOption (b)

    Compact Disk  

  3. COption (c)

    Hard Disk

  4. DOption (d)

    Digital Versatile Disk 

View answer & explanation

Correct answer

Answer: (a)A.

Pen Drive

Explanation not yet available.

Question 180

UP police computer operator 2018• Computer Science

Start

Read n1, n2

If n1 > n2 then

Print n1

Else

Print n2

End if

Stop

What will be the output if we change the condition to n1<n2?

  1. AOption (a)

    n1 will be displayed

  2. BOption (b)

    Largest of the two numbers will be displayed

  3. COption (c)

    Smallest of the two numbers will be displayed

  4. DOption (d)

    n2 will be displayed

View answer & explanation

Correct answer

Answer: (a)A.

n1 will be displayed

Explanation not yet available.