Computer Knowledge Practice Question and Answer
8 Q: When was the first operating system developed?
1115 063e4df90c386f46a0a6f5c84
63e4df90c386f46a0a6f5c84- 11994false
- 21949false
- 31950true
- 41951false
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Answer : 3. "1950"
Q: Which of the following memory device is similar to Cache Memory mainly in terms of speed?
1113 064ba85752d3130f57543c2c2
64ba85752d3130f57543c2c2- 1Flash memorytrue
- 2D. RAM (DRAM)false
- 3S. RAMfalse
- 4E.E.P. ROM (EEPROM)false
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Answer : 1. "Flash memory"
Explanation :
1. Flash memory is a portable storage device that can store data for a short period of time.
2. Unlike traditional hard drives, flash memory is capable of retaining data even after the power is turned off.
3. A flash drive is a small, portable flash memory card that plugs into a computer's USB port and acts as a portable hard drive.
4. A flash drive is a portable data storage device. Flash drives contain multiple flash chips, which are large memory modules.
Q: This number is related to 192.9.200.156?
1111 060b88ac959e2b62e1bc3329f
60b88ac959e2b62e1bc3329f- 1Hardware addressfalse
- 2IP addresstrue
- 3Monitor addressfalse
- 4All of thesefalse
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Answer : 2. "IP address"
Q: Which one of the following is not an application software –
1109 063d0c8485392140e28eecdfe
63d0c8485392140e28eecdfe- 1Notepadfalse
- 2Photoshopfalse
- 3Windows 7true
- 4Pagemakerfalse
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Answer : 3. "Windows 7"
Q: Which interface is provided to access the services of the operating system?
1109 063e4ded60cf671793fcf5085
63e4ded60cf671793fcf5085- 1system callstrue
- 2APIfalse
- 3libraryfalse
- 4assembly instructionsfalse
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Answer : 1. "system calls"
Q: What is it called when more than one if-statement is used together?
1107 063ede4ad7312b71d33e25815
63ede4ad7312b71d33e25815- 1if-else statementfalse
- 2nested statementtrue
- 3more if statementsfalse
- 4None of the abovefalse
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Answer : 2. "nested statement"
Explanation :
Certainly! A nested if statement refers to an if statement that is placed inside another if statement or other control structures. It allows for more specific conditions and complex decision-making in a program. The inner if statement is only executed if the outer if statement's condition is true.
Q: What is programming?
1107 063ecc6957312b71d33df6205
63ecc6957312b71d33df6205- 1to run the programfalse
- 2to make a programfalse
- 3the process of writing a programtrue
- 4none of thesefalse
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Answer : 3. "the process of writing a program"
Q: What is the full form of OSI in a network?
1107 0619f6071c1c85f0fbf505c9a
619f6071c1c85f0fbf505c9a- 1Open Source Interconnectionfalse
- 2Open Software Interconnectionfalse
- 3Open Systems Interconnectiontrue
- 4Old Source Interconnectionfalse
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