- Operating System
- Web Browser
- Search Engine
- Downloader
- b
Computer MCQs
Computer based MCQs have uploaded in this section of ETEST Website. All IT related or Computer related solved MCQs are included in this portion. Visitors should visit ETEST Website regularly for Best Jobs Tests Preparation because ETEST Team updates ETEST Website on daily basis.
Which of the following pair of words does not have the same meaning?
- Happy : Glad
- Fast : Quick
- Buy : Sell
- Look At : Watch
- C
When a cracker attempts to misuse or steal data from system. It is called……
- Virus
- Intrusion
- Warm
- Stealing
- b
Error detection at the data link level is achieved by………
- Equalization
- Hamming Code
- Bit Stuffing
- Cycle Redundancy Check
- d
In CRC the quotation at the sender……..
- Becomes the dividend at the receiver
- Is discarded
- Is the remainder
- Becomes the divisor at the receiver.
- b
-
CRC stands for Cycle Redundancy Check.
The maximum amount of Energy in the modern world is provide by………
- Coal
- Hydroelectric Power Sources
- Atomic Energy
- None of these
- a
-
Coal produced 37% energy of the whole world.
Hydral Power Sources produced 17% energy of the whole world.
Atomic Energy produced 10% energy of the whole world.
An attribute is also known as a:
- Table
- Row
- Field
- Relation
- c
Attributes may share a:
- Name
- Domain
- Table
- Location
- b
-
For Example:
http://www.etest.com.pk
etest is website name
.com.pk is domain
………refers to a method of database distribution in which one data base contains data that are included in another database?
- Replication
- Splitting
- Partitioning
- Division
- a
Which of the following is handled by DBMS?
- Data Integrity
- Data Security
- Data Independence
- All of the above
- d
-
DBMS stands for Database Management System.