General Computer Knowledge - in Hindi

View in English View in Hindi

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

___________ 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

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

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?

A) VLSI
B) Register
C) Hard disk
D) Magnetic disk

Correct Answer :Register

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

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

Latest Updates

Percentage

20% of a quantity is Rs 400, the quantity equals?

Time and Work

A certain piece of work can be completed by 12 men in 9 days. After they have worked for six days, six more men joined them. How many days will it take to complete the remaining work?

Ratio and Proportion

A certain sum was divided among A, B and C in the ratio 5 : 7 : 6. If B received Rs 4500 more than C, find C's share?

Problems on Ages

A is two years older than B who is twice as old as C. If the total of the ages of A, B and C be 27, the how old is A?

Time and Work

A and B can together finish a work in 30 days. They worked at it for 20 days and then B left. The remaining work was done by A alone in 20 more days. B alone can do the entire work in?

Discount

A retailer buys a washing machine marked at Rs 4800 and gets two successive discounts of 15% and 5%. If he spends Rs 124 on transportation and sells the washing machine at a gain of 13%, then find the selling price of the machine.

Boats and Streams

Speed of a boat in still water is 10 kmph, and speed of the stream is 5 Kmph. In how many minutes would the boat cover a distance of 5 km downstream?

Problems on Ages

The age of two persons differ by 2 years. If the sum of their ages is equal to the square root of 144 then find the age of the elder among the two person?

The age of A is six times the age of his son. A's father is 40 years older than him. Together, they are 118 years old. What is the age of A?

Average

The average mark of 50 students is 75. If the marks obtained by one of the student had been written as 36 instead of 86, then the corrected average of marks is:

Unix/Linux

What is inode?

Problems on Ages

A group of 15 people has average age of 45 years. Two persons are excluded and the average of the remaining is increased by 5 years. What is the average age of the two persons who have been excluded?

Average

In the world cup, Yuvraj has a batting average of 65 in 7 matches till semi-final. How much should Yuvraj score in the 8th match ie the final match to get a batting average of 85?

Problems on Trains

A train takes 8 sec to cross a 75 metre long platform at a speed of 90 km/h. What is the length of the train?

Alligation or Mixture

In what ratio must Rs 50 per kg salt be mixed with Rs 80 per kg salt to obtain a mixture worth of Rs 60 per kg?

Numbers

Find the sum of the given series: 3 + 9 + 27 + 81 + 243 + 729 + 2187 + 6561

Average

Find the average. 62, 54, 44, 36, 28 & 22

Percentage

In an examination, 36% of the students failed in English and 40% failed in Hindi. If 20% of the students failed in both subjects, then the pass percentage is?

Latest Job Notifications

Jobs in Madhya Pradesh

राष्ट्रीय स्वास्थ्य मिशन मध्य प्रदेश National Health Mission MP(NRHM) - 5215 पद - 22/06/2021 अंतिम तिथि

Jobs in Punjab

पंजाब स्टेट पावर कॉर्पोरेशन लिमिटेड Punjab State Power Corporation Limited (PSPCL) - 2632 पद - 20/06/2021 अंतिम तिथि

Jobs in Chhattisgarh

स्वास्थ्य सेवा निदेशालय, छत्तीसगढ़ Department of Health & Family Welfare, Chhattisgarh - 267 पद - 26/06/2021 अंतिम तिथि

Government Jobs

दिल्ली सबऑर्डिनेट सर्विस सिलेक्शन बोर्ड Delhi Subordinate Services Selection Board(DSSSB) - 5807 पद - 03/07/2021 अंतिम तिथि

Jobs in Madhya Pradesh

राष्ट्रीय स्वास्थ्य मिशन मध्य प्रदेश National Health Mission MP(NRHM) - 2850 पद - 31/05/2021 अंतिम तिथि

Government Jobs

इंडियन पोस्ट सर्विस Indian Post Service - 4368 पद - 29/05/2021 अंतिम तिथि

दिल्ली सबऑर्डिनेट सर्विस सिलेक्शन बोर्ड Delhi Subordinate Services Selection Board(DSSSB) - 7236 पद - 24/06/2021 अंतिम तिथि

Banking Jobs

Reserve Bank of India (RBI) - 841 Posts - 15/03/2021 Last date

Institute of Banking Personnel Selection (IBPS) - CRP SPL-IX - 1163 Posts - 26/11/2019 Last date

Government Jobs

Reserve Bank of India (RBI) - 199 Posts - 11/10/2019 Last date