IT &computer MCQ section 5 Practice Questions Answers Test with Solutions & More Shortcuts

Answer: (d)

In MS Word, multiple words, lines or paragraphs can be selected by using Ctrl+C keys.

Answer: (d)

MMX is a single instruction, multiple data (SIMD) instruction set designed by Intel, introduced in 1996 with their P5-based Pentium line of microprocessors, designated as "Pentium with MMX Technology".

It developed out of a similar unit introduced on the Intel i860, and earlier the Intel i750 video pixel processor.

Answer: (c)

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.

Answer: (d)

AltaVista was a web search engine owned by Yahoo!. AltaVista was once one of the most popular search engines but lost its ground due to the rise of Google. In May 2011, Yahoo! shut down the site.

Answer: (b)

A job scheduler, also known as long term scheduler, determines which programs are admitted to the system for processing.

It selects processes from the queue and loads them into memory for execution. Process loads into the memory for CPU scheduling.