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Computers - General Knowledge Questions
A)
Double
B)
Triple
C)
Half
D)
Whole

Correct Answer :   Whole

Disk encryption is a technology which protects information by converting it into unreadable code that cannot be deciphered easily by unauthorized people. Disk encryption uses disk encryption softwareor hardware to encrypt every bit of data that goes on.

A)
Byte-operation
B)
Bit-operation
C)
Micro-operation
D)
Macro-operation

Correct Answer :   Micro-operation

The operations executed on data stored in registers are called Micro-operations. Micro operation is an elementary operation performed (during one clock pulse), on the information stored in one or more registers. Examples of microoperation include: shift, load, clear, increment, count, etc.

A)
Sensor networks
B)
Pervasive computing
C)
Trails
D)
None of the above

Correct Answer :   Pervasive computing

Pervasive computing, also called ubiquitous computing, is the growing trend of embedding computational capability (generally in the form of microprocessors) into everyday objects to make them effectively communicate and perform useful tasks in a way that minimizes the end user's need to interact with computers as computers. Pervasive computing devices are network-connected and constantly available.

A)
Error propagation
B)
Deadlock
C)
Congestion
D)
Access control

Correct Answer :   Congestion

Network congestion in data networking and queueing theory is the reduced quality of service that occurs when a network node is carrying more data than it can handle. Typical effects include queueing delay, packet loss or the blocking of new connections. Congestion occurs when bandwidth is insufficient and network data traffic exceeds capacity.

A)
Motherboard
B)
Keyboard
C)
CPU
D)
Microchip

Correct Answer :   Motherboard

A)
RAM
B)
ROM
C)
Application
D)
Processor

Correct Answer :   Processor

ALU is a part of a computer is processors :  An arithmetic-logic unit (ALU) is the part of a computer processor (CPU) that carries out arithmetic and logic operations on the operands in computer instruction words. In some processors, the ALU is divided into two units, an arithmetic unit (AU) and a logic unit (LU).

A)
Apple
B)
Microsoft
C)
Facebook
D)
Google

Correct Answer :   Facebook

Hack was introduced "facebook" in March 20, 2014. Before the announcement of the new programming language, Facebook had already implemented the code and "battle tested" it on a large portion of its web site.
 
Hack is designed to interoperate seamlessly with PHP, which is a widely used open-source scripting language that has a focus on web development and can be embedded into HTML. A majority of valid PHP scripts are also valid in Hack; however, numerous less frequently used PHP features and language constructs are not supported in Hack.

A)
RAM
B)
CD-ROM
C)
DVD-ROM
D)
Pen Drive

Correct Answer :   RAM

A)
Single Engine Optimization
B)
Search Engine Optimization
C)
System Engine Optimization
D)
Structured Engine Optimization

Correct Answer :   Search Engine Optimization