12th Class ICS Computer Science Online MCQ Test for (Data Base Process)

In hybrid distribution, what types of fragments are stored at only one site?

• Critical fragments A
• Non-critical fragments B
• Critical and non-critical fragments C
• Only large fragments D

Which key does not have uniqueness property?

• Candidate A
• Foreign key B
• Primary key C
• Secondary key D

Customers,cars and parts are examples of:

• Entities A
• Attributes B
• Cardinals C
• Relashionships D

A \t is used for:

• New line A
• Tab B
• Back space C
• None of these D

• mendatory A
• optional B
• may be many C
• none of theses D

Getch stands for:

• Go character A
• Give character B
• Get character C
• All of these D

The function clrscr ( ) is defined in

• stdio.h A
• math.h B
• canio.h C
• graphic.h D

Which of the following escape sequence is used for beep

• /a A
• /b B
• /t C
• /n D

A file is stored in:

• RAM A
• ROM B
• Cache C
• Hard disk D

Which of the following is used to describe the characteristics of an object?

• Attribute A
• Relationship B
• Cardinality C
• Modality D

Which is used to display yes/no values:

• Check box A
• Option buttons B
• Both a & b C
• None of these D

Types of translators are:

• Compiler A
• Interpreter B
• Assembler C
• All of these D

Every relation must have:

• Primary key A
• Candidate key B
• Secondary key C
• All of these D

Optional is represented by

• 0 A
• 1 B
• 2 C
• none of these D

Format specifier starts with the symbol

• # A
• % B
• * C
• all D

Which of the following keys us not unique:

• Candidate key A
• Forein key B
• Primary key C
• Secondary key D

Escape sequence starts with the character

• % A
• / B
• # C
• none D