Computer Knowledge Practice Question and Answer
8 Q: The acronym of Reusable Optical Storage is-
1879 063ecc2420fa4111f87e12212
63ecc2420fa4111f87e12212- 1CDfalse
- 2CD-RWfalse
- 3DVDfalse
- 4ROMtrue
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Answer : 4. "ROM"
Explanation :
Actually, the correct acronym for Reusable Optical Storage is not ROM. The correct acronym is ROS, which stands for Reusable Optical Storage. ROS refers to a technology that allows optical storage media, such as DVDs and CDs, to be rewritten or reused multiple times for data storage purposes.
Q: By whom is the input converted into output?
1877 05ff7e25f3f9f9a23d7258743
5ff7e25f3f9f9a23d7258743- 1memoryfalse
- 2Storagefalse
- 3CPUtrue
- 4input-output unitfalse
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Answer : 3. "CPU"
Q: The directory inside the directory is called?
1865 060250275083f2c6596c1eb41
60250275083f2c6596c1eb41- 1Sub directorytrue
- 2Root Directoryfalse
- 3Home directoryfalse
- 4Main directoryfalse
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Answer : 1. "Sub directory"
Q: The number of rows in Excel 2003 is ______.
1864 063ecd224e6cd351b75fdc8a1
63ecd224e6cd351b75fdc8a1- 165535false
- 265536true
- 365534false
- 465533false
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Answer : 2. "65536"
Explanation :
In Excel 2003, the number of rows is 65,536. Each worksheet in Excel 2003 consists of 65,536 rows and 256 columns.
Q: Delayed payload of some virus is called-
1862 063ecd3f90fa4111f87e15e1b
63ecd3f90fa4111f87e15e1b- 1Timefalse
- 2Anti-virusfalse
- 3Bombtrue
- 4None of the abovefalse
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Answer : 3. "Bomb"
Explanation :
In the context of computer viruses or malware, a time bomb is a type of malicious code that is programmed to execute a harmful action at a specific date and time or after a certain period has elapsed. This delayed activation makes it challenging to detect and prevent the attack until it's too late.
Q: Computer language FORTRAN is useful in which field?
1861 062ff6b11047feb079270c5d9
62ff6b11047feb079270c5d9- 1businessfalse
- 2Drawingfalse
- 3Sciencetrue
- 4Commercefalse
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Answer : 3. "Science"
Explanation :
FORTRAN (short for "Formula Translation") is a high-level programming language that is particularly well-suited for scientific and engineering applications. It was developed for numeric and scientific computing and is widely used in fields such as physics, engineering, mathematics, and other scientific disciplines. FORTRAN allows for efficient processing of mathematical and scientific computations, making it a popular choice for complex scientific simulations, mathematical modeling, and computational research.
Q: Where you are likely to find an embedded operating system ?
1857 0601bc79a7c5c886562ae9581
601bc79a7c5c886562ae9581- 1on a desktop operating systemfalse
- 2on a networked PCfalse
- 3on a network serverfalse
- 4on a PDAtrue
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Answer : 4. "on a PDA"
Q: Father of ‘C’ programming language
1857 0609f7b941679a537e3a1947a
609f7b941679a537e3a1947a- 1Thomas Kurtzfalse
- 2Prof Jhon Kemenyfalse
- 3Dennis Ritchietrue
- 4Bill Gatesfalse
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