IT &computer MCQ section 4 MCQ Questions & Answers Detailed Explanation
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The following question based on IT & computer topic of general awareness mcq
(a) Process Block
(b) Daemons
(c) Processes
(d) Process Control Block
The correct answers to the above question in:
Answer: (b)
In multitasking computer operating systems, a daemon is a computer program that runs as a background process, rather than being under the direct control of an interactive user.
Systems often start daemons at boot time and serve the function of responding to network requests, hardware activity, or other programs by performing some task.
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Read more it and computer Based General Awareness Questions and Answers
Question : 1
Pick the odd one out :
a) Trojan Horse
b) Java clients
c) Worms
d) Virus
Answer »Answer: (a)
Trojan Horse is a hallow wooden horse.
Question : 2
How many bits are equal to one byte?
a) 12
b) 8
c) 10
d) 14
Answer »Answer: (b)
The byte is a unit of digital information that most commonly consists of eight bits. Computer storage is usually measured in byte multiples. For example, an 820 MB hard drive holds a nominal 820 million bytes - or megabytes - of data.
Question : 3
In MS-Word, multiple words, lines or paragraphs can be selected by using ____ key.
a) Alt
b) Shift
c) Function F5
d) Ctrl
Answer »Answer: (d)
In MS Word, multiple words, lines or paragraphs can be selected by using Ctrl+C keys.
Question : 4
ROM stands for
a) Read Only Memorandum
b) Real Office Manager
c) Read Only Memory
d) Role On Memory
Answer »Answer: (c)
ROM stands for Read-Only Memory. It is a type of computer memory on which data has been prerecorded. Once data has been written onto a ROM chip, it cannot be removed and can only be read.
Unlike main memory (RAM), ROM retains its contents even when the computer is turned off. ROM is referred to as nonvolatile, whereas RAM is volatile.
Question : 5
Which command is not used to switch off the computer ?
a) Shut Down
b) Turn off
c) Log off
d) Hibernate
Answer »Answer: (d)
Turn off, Log off and Shut Down are commands used to switch off the computer.
Question : 6
Which one of the following allows computers to transfer data using a telephone line ?
a) Modem
b) Keyboard
c) CPU
d) Printer
Answer »Answer: (a)
Modem allows computers to transfer data using a telephone line.
GET IT & computer PRACTICE TEST EXERCISES
IT &computer MCQ section 1
IT &computer MCQ section 2
IT &computer MCQ section 3
IT &computer MCQ section 4
IT &computer MCQ section 5
IT &computer MCQ section 6
IT &computer MCQ section 7
IT & computer Shortcuts and Techniques with Examples
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