What does ICMP stand for?
Answer: D
ICMP stands for Internet Control Message Protocol.
It carries error and diagnostic messages between hosts and routers - destination unreachable, time exceeded, echo request. The ping and traceroute tools are both built on it.
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Which function key is used to check spellings ?
Answer: D
F7 checks spelling.
It opens the spelling and grammar checker in Microsoft Word and the other Office applications.
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On what date was the debut of the first IBM Personal Computer?
Answer: A
The first IBM Personal Computer was launched on 12 August 1981.
The IBM 5150 had a 4.77 MHz Intel 8088 and 16 KB of memory. Because IBM used off-the-shelf parts and published the specifications, other makers could build compatible machines, which is how the PC became a standard.
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By pressing which key we can move to beginning of a page ?
Answer: A
The Home key moves to the beginning.
It goes to the start of the line, and Ctrl+Home to the start of the document. End does the reverse, and Page Up and Page Down move a screen at a time.
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Which of the following is program group?
Answer: A
Accessories is a program group.
A program group is a folder in the Start menu holding related shortcuts - Accessories contains Notepad, Paint, Calculator and WordPad. Excel, Word and Paint are individual programs within such groups.
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Which is odd one
Answer: C
The CRT is the odd one - it is a display, not a printer.
Dot matrix, laser and inkjet are all printers, producing hard copy. A cathode ray tube produces a soft copy on screen.
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When discussing technology, a hot spot is...
Answer: B
A hot spot is a place served by public wireless access.
A Wi-Fi access point connected to the internet lets anyone within range connect, typically in a café, airport or hotel. Traffic on an open hotspot is visible to others nearby unless the site itself is encrypted.
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What is full form of EXIF ?
Answer: D
EXIF stands for Exchangeable Image File Format.
It is the metadata a camera embeds in a photograph - date, exposure, aperture, focal length, camera model and often GPS coordinates. That location data is why photographs are stripped of EXIF before publication.
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The device used to convert alternating current into direct current is called a ________.
Answer: C
Correct answer: rectifier
A rectifier passes current in one direction only, typically using diodes, converting AC into DC. An inverter performs the reverse conversion, and a transformer changes voltage while leaving the current alternating.
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Which among following is not a low level language ?
Answer: A
COBOL is not a low-level language - it is a high-level one.
Designed in 1959 for business data processing, its statements read almost like English. Machine language and assembly are the low-level languages, tied to a particular processor.
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