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Q:

If the following structure is written to a file using fwrite(), can fread() read it back successfully? 

Additional Details

struct emp

{

    char *n;

    int age;

};

struct emp e = { "Sujay",15};

FILE *fp;

fwrite (&e, sizeof (e), 1, fp);

 

Answer:



Q:

The coding or scrambling of data so that humans cannot read them, is known as _____.

A) Compression B) Encryption
C) Ergonomics D) Biometrics
 
Answer & Explanation Answer: B) Encryption

Explanation:

The coding or scrambling of data so that humans cannot read them is known as encryption.

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9 231
Q:

In programming, repeating some statements is usually called  ?

A) Running B) Structure
C) Looping D) Control structure
 
Answer & Explanation Answer: C) Looping

Explanation:
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6 413
Q:

Write a quick script for launching a new activity within your application.

Answer

An explicit intent explicitly defines the activity the developer wishes to start. 


Script code :


Intent myIntent = new Intent(this, MyNewActivity.class);


startActivity(myIntent);

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Subject: Programming

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Q:

A source program is the program written in which level language  ?

A) Alpha Numeric B) High-Level
C) Symbolic D) Machine
 
Answer & Explanation Answer: B) High-Level

Explanation:
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2 645
Q:

What's the difference between the functions rand(), random(), srand() and randomize()?

Answer

rand()  returns a random number


random()  returns a random number in a specified range


srand()  initialise a random number generator with a given seed value


randomize()   initializes a random number generator with a random value based o time.

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Subject: Programming

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