General Computer Knowledge - in Hindi

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___________ allows more than one program to run concurrently?


___________ एक से अधिक प्रोग्राम एक साथ चलाने की अनुमति देता है?

A)
Multi User

B)
Multi processing

C)
Switching system

D)
Multi tasking


Correct Answer :

Multi tasking

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What is the base of octal number system?


ऑक्टल नंबर प्रणाली का आधार क्या है ?

A)
2

B)
4

C)
10

D)
8


Correct Answer :

8


Explanation :

Octal number system (base-8)
The octal number system uses eight values to represent numbers. Values are, 0 1 2 3 4 5 6 7

Example: Conversion from Octal to Decimal
2785 = 2 × 81 + 7 × 80 = 16 + 7 = 2310

Which section of the computer selects, interprets and monitor the execution of the program?
A) Monitor
B) Arithmatic logic unit
C) Control Unit
D) Central Processing Unit

Correct Answer : Central Processing Unit
Which of the statement is TRUE with respect to Interpreter?
A) It translates one instruction at a time
B) It translates whole program at a time
C) Repeated Interpretation is not necessary
D) None of the above

Correct Answer : It translates one instruction at a time

Which of the following memories needs to be refreshed after certain amount of time?


निम्न मे से कौन सी मैमोरी को कुछ समय के बाद रिफ्रेश करना पड़ता है?

A)
SRAM

B)
DRAM

C)
ROM

D)
PROM


Correct Answer :

DRAM

Keyboard is a type of ___________ device?
कीबोर्ड ___________डिवाइस का एक प्रकार है?
A) Output
B) Input
C) Storage
D) Memory

Correct Answer : Input
IP version 4 is a ______ addressing system?
A) 32 bit
B) 16 bit
C) 128 bit
D) 14 bit

Correct Answer : 32 bit
What is the full form of EEPROM ?
A) Easily Erasable Programmable Read Only Memory
B) Electrically Erasable Programmable Read Only Memory
C) Electronically Erasable Programmable Read Only Memory
D) Electrically Erasable Program Record Only Memory

Correct Answer : Electrically Erasable Programmable Read Only Memory

Every computer on the internet is identified by its _______________?


इंटरनेट पर हर कंप्यूटर अपने की _________ द्वारा पहचान करते है?

A)
Scanner

B)
Mother board

C)
IP Address

D)
Control Unit


Correct Answer :

IP Address

______ is an input device which inputs sound that is then stored in digital form?


______ वह इनपुट डिवाइस है जो कि ध्वनि इनपुट का डिजिटल रूप में भंडार करता है?

A)
Speaker
/

स्पीकर


B)
Track ball
/

ट्रैक बाल


C)
Microphone
/

माइक्रोफोन


D)
Light pen
/

लाइट पेन



Correct Answer :

Microphone

/

माइक्रोफोन

What is disk access time in computer?
A) Seek time + latency time
B) Only Seek time
C) Only Latency time
D) Execution time + seek time

Correct Answer : Seek time + latency time
A byte represents a group of?
A) 10 bits
B) 5 bits
C) 8 bits
D) 4 bits

Correct Answer : 8 bits

What is of the following network device is used to join two network segments together?


निम्नलिखित नेटवर्क डिवाइस में एक साथ दो नेटवर्क क्षेत्रों में शामिल करने के लिए प्रयोग किया डिवाइस क्या है?

A)

Bridge


B)

Repeater


C)

Firewall


D)

Bus



Correct Answer :

Bridge

Which layer offers peer to peer and end to end connection between two processes on remote hosts?
A) Application layer
B) Data Link layer
C) Transport layer
D) Physical Layer

Correct Answer : Transport layer

Which memory is faster than main memory?


कौन सी मेमोरी मुख्य स्मृति मेमोरी से तेज है?
A) Secondary memory
B) Cache memory
C) Both (a) and (b)
D) Neither (a) nor (b)

Correct Answer : Cache memory

Which Shortcut key is used for Spelling check in MS word?


कौन सा शॉर्टकट की एमएस वर्ड में स्पेलिेग की जाँच के लिए प्रयोग किया जाता है?
A) F5
B) F12
C) F7
D) F8

Correct Answer : F7

_______is one of the small set of data holding places that are part of a computer processor?


_______ डेटा रखने वाले स्थानों के छोटे सेट में से एक है जो कंप्यूटर प्रोसेसर का हिस्सा है?

A)

VLSI


B)

Register


C)

Hard disk


D)

Magnetic disk



Correct Answer :

Register


Explanation :

Registers are small amounts of high-speed memory contained within the CPU. They are used by the processor to store small amounts of data that are needed during processing, such as: the address of the next instruction to be executed. the current instruction being decoded.

Which one of the following extends a private network across public networks?

A)

Local Area Network


B)

Virtual Private Network


C)

Enterprise private network


D)

Storage area network



Correct Answer :

Virtual Private Network


Explanation :

A virtual private network (VPN) extends a private network across a public network and enables users to send and receive data across shared or public networks.

Which of the following is not a domain name?

A) .com
B) .edu
C) .gov
D) .exe

Correct Answer : .exe

What is the full form of MICR?


MICR का पूरा नाम क्या है?
A) Magnetic Ink case recognition
B) Magnetic Ink character recognition
C) Magnetic Ink code recognition
D) Main Ink Code recognition

Correct Answer : Magnetic Ink character recognition

Which technology is used in compact Disks?


कॉम्पैक्ट डिस्क में कौन सी तकनीक उपयोग की जाती है?
A) Laser/लेजर
B) Mechanical/मैकेनिकल
C) Electrical /इलेक्ट्रिकल
D) Electro magnetic/इलेक्ट्रोमेग्नेटिक

Correct Answer : Laser/लेजर

Different components of the motherboard of a personal computer unit are linked together by sets of parallel electrical conducting lines, these lines are called as:

A) Conductor
B) Bus
C) Connector
D) Consecutive

Correct Answer : Bus

Which was the first electronic computer?

A) ENIAC
B) MARK1
C) Z3
D) ABC

Correct Answer : ENIAC

The computer program that converts an entire program into machine language is called?

A) Interpreter
B) Simulator
C) Compiler
D) Commander

Correct Answer : Compiler

Which of the following was the first microprocessor built by the Intel corporation?


निम्न में से कोन सा पहला माइक्रो प्रोसेसर इंटेल कारपोरेशन द्वारा बनाया गया?
A) 8008
B) 8080
C) 4004
D) 8800

Correct Answer : 4004

Which of the following is a non volatile memory?


निम्न में से कौन सी नानवालेटाइल मेमोरी है?

A)

DRAM


B)

SRAM


C)

ROM


D)

RAM



Correct Answer :

ROM


Explanation :

Read Only Memory: ROM is non-volatile memory, which do not loose their content on failure of power supply.

A ROM is a form of semiconductor memory technology used where the data is written once and then not changed.

Latest Updates

Pipes and Cistern

Three taps A,B and C can fill a tank in 12, 15 and 20 hours respectively. If A is open all the time and B and C are open for one hour each alternatively, the tank will be full in?

Two pipes A and B can fill a tank in 6 hours and 4 hours respectively. If they are opened on alternate hours and if pipe A s opened first, in how many hours, the tank shall be full?

A large tanker can be filled by two pipes A and B in 60 min and 40 min respectively. How many minutes will it take to fill the tanker from empty state if B is used for first half of the time, and A and B fill it together for the other half?

A tank is filled by 3 pipes with uniform flow. The first two pipes operating simultaneously fill the tank in the same time during which the tank is filled by the third pipe alone. The 2nd pipe fills the tank 5 hours faster than first pipe and 4 hours slower than third pipe. The time required by first pipe is?

Two pipes A and B together can fill a cistern in 4 hours. Had they been opened separately, then B would have taken 6 hours more than A to fill the cistern. How much time will be taken by A to fill the cistern separately?

Two pipes A and B can fill a tank in 24 min and 32 min respectively. If both the pipes are opened simultaneously, after how much time B should be closed so that the tank is full in 18 min?

Two pipes A and B can fill a tank in 36 min and 45 min respectively. A water pipe C can empty the tank in 30 min. First A and B are opened. after 7 min, C is also opened. In how much time, the tank is full?

Two pipes can fill a cistern in 14 hours and 16 hours respectively. The pipes are opened simultaneously and it is found that due to leakage in the bottom it took 32 min more to fill the cistern. When the cistern is full, in what time will the leak empty it?

Bucket P has thrice the capacity as Bucket Q. It takes 60 turns for Bucket P to fill the empty drum. How many turns it will take for both the buckets P and Q, having each turn together to fill the empty drum?

Probability

In a class , 30 % of the students offered English, 20 % offered Hindi and 10 % offered Both.If a student is offered at random, what is the probability that he has offered English or Hindi?

In a lottery ,there are 10 prizes and 25 blanks.A lottery is drawn at random. what is the probability of getting a prize ?

Two dice are thrown simultaneously .what is the probability of getting two numbers whose product is even?

Two diced are tossed the probability that the total score is a prime number?

Two cards are drawn at random from a pack of 52 cards What is the probability that either both are black or both are queens?

Two dice are thrown together .What is the probability that the sum of the number on the two faces is divisible by 4 or 6?

A bag contains 6 white and 4 black balls .Two balls are drawn at random .Find the probability that they are of the same colour?

In a simultaneous throw of a pair of dice,find the probability of getting a total more than 7?

An unbiased die is tossed.Find the probability of getting a multiple of 3?

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