Questions

Q:

which of the following represents a set of properties that guarantee that database transactions are processed reliably in computer science ?

A) Buffer Cache B) ACID
C) Foreign Key D) None
 
Answer & Explanation Answer: B) ACID

Explanation:

ACID means (Atomicity, Consistency, Isolation, Durability) is a set of properties of database transactions intended to guarantee validity even in the event of errors, power failures, etc.

In the context of databases, a sequence of database operations that satisfies the ACID properties and, thus, can be perceived as single logical operation on the data, is called a transaction. For example, a transfer of funds from one bank account to another, even involving multiple changes such as debiting one account and crediting another, is a single transaction.

Report Error

View Answer Report Error Discuss

Filed Under: IBM Certification
Job Role: Analyst , IT Trainer

13 2824
Q:

Charak was a native of

A) Tamil Nadu B) Kashmir
C) Punjab D) Rajasthan
 
Answer & Explanation Answer: B) Kashmir

Explanation:

Charak was a native of Kashmir.

Report Error

View Answer Report Error Discuss

Filed Under: Indian Geography
Exam Prep: AIEEE , Bank Exams , CAT
Job Role: Analyst , Bank Clerk , Bank PO

1 2823
Q:

A locked file can be

A) modified by user with the correct password B) is used to hide sensative
C) accessed by only one user D) Both B & C
 
Answer & Explanation Answer: C) accessed by only one user

Explanation:

A locked file can be accessed by only one user.

Report Error

View Answer Report Error Discuss

Filed Under: Computer
Exam Prep: AIEEE , Bank Exams , CAT
Job Role: Analyst , Bank Clerk , Bank PO

2 2823
Q:

What are different functional units in 8086?

Answer

Bus Interface Unit and Execution unit, are the two different functional units in 8086.

Report Error

View answer Workspace Report Error Discuss

Subject: Hardware

2 2823
Q:

' World Meteorological Day ' is observed on ?

A) March 24 B) March 23
C) March 20 D) March 25
 
Answer & Explanation Answer: B) March 23

Explanation:

Each year, the World Meteorological Organisation (WMO), its members and the worldwide meteorological community around the world celebrate World Meteorological Day on 23rd March around a chosen theme. And this year the theme is "Understanding the cloud".

Report Error

View Answer Report Error Discuss

Filed Under: Important Days and Years
Exam Prep: Bank Exams , CAT
Job Role: Bank Clerk , Bank PO

1 2822
Q:

Recently deleted files are stored in

A) Taskbar B) My Computer
C) Recycle Bin D) Desktop
 
Answer & Explanation Answer: C) Recycle Bin

Explanation:

Deleted files are not permanently removed from the hard drive or the computers memory. Before they are permanently removed from the system they are stored in Recycle Bin. Recycle Bin is a folder or directory where deleted items are temporarily stored. It is also called as trash.

Report Error

View Answer Report Error Discuss

6 2821
Q:

A push or pull on an object is called

A) Force B) Weight
C) Opposition D) None of the above
 
Answer & Explanation Answer: A) Force

Explanation:

The push or pull on an object that causes it to move or stop or change direction is called as Force.

Report Error

View Answer Report Error Discuss

Filed Under: General Science
Exam Prep: AIEEE , Bank Exams , CAT , GATE
Job Role: Analyst , Bank Clerk , Bank PO

2 2820
Q:

UNIVAC is

A) Universal Automatic Computer B) Universal Array Computer
C) Unvalued Automatic Computer D) Unique Automatic Computer
 
Answer & Explanation Answer: A) Universal Automatic Computer

Explanation:
Report Error

View Answer Report Error Discuss

Filed Under: Computer
Exam Prep: AIEEE , Bank Exams , CAT
Job Role: Analyst , Bank Clerk , Bank PO

3 2819