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 of the following represents the entities?

• Teacher A
• Student B
• Aero plane C
• All D

Which is used to display yes/no values:

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

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

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

A file is stored in:

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

All of the following are components of physical database design EXCEPT:

• Data volume and usage anylisis A
• Data distribution strategy B
• File organization C
• Normalize the relations D

Which of the following escape sequence is used for beep

• /a A
• /b B
• /t C
• /n D

Escape sequence starts with the character

• % A
• / B
• # C
• none D

Which component of physical database design refers to the consistency of data?

• Indexes A
• Integrity constaint B
• File organization C
• Data distribution strategy D

A \t is used for:

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

Organizing the database in computer disk storage is done in:

• Logical design A
• Physical design B
• Analysis C
• Implimentation D

In a loop semicolon is placed at the end of condition:

• While A
• For B
• Do-while C
• None of these D

The output of the statement print ("%2f', 11.4519), is

• 11.4519 A
• 11.45 B
• 11.51 C
• 11 D

An attribute is also known as:

• Table A
• Field B
• Row C
• Relation D

-------------------- defines the nature of the relationship

• cardinality A
• entities B
• modality C
• none of these D

Which of the following is basic data distribution strategy?

• Centralized A
• Partitioned B
• Replication C
• All D

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