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[USA] Current Affairs 2021 Computer Set 18
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[USA] Current Affairs 2021 Computer Set 18
1
The number of items present on control panel depends upon ?
A
Items install during Setup
B
Items contained on Windows CD
C
Items required by your system
D
Hardware Items attached with the system
Show Answer
✅ Correct Answer: 1
2
The number of actions with two buttons mouse are ?
A
6
B
5
C
4
D
3
Show Answer
✅ Correct Answer: 2
3
Which of the following is a DOS Internal Command ?
A
ERASE
B
ERASE
C
FORMAT
D
None of these
Show Answer
✅ Correct Answer: 2
4
Which of the following is not an executable command ?
A
CLS
B
REN
C
REM
D
COPY
Show Answer
✅ Correct Answer: 3
5
An OR operation has 4 variables, the possible number of combinations in its truth table are ?
A
64
B
16
C
34
D
32
Show Answer
✅ Correct Answer: 2
6
Second generation of computers consist of which of following ?
A
Vaccum Tubes
B
Diodes
C
VLSI Microprocessor
D
Transistors
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✅ Correct Answer: 4
7
MPG is an file extension of which type of files ?
A
Audio
B
Image
C
Video
D
Flash
Show Answer
✅ Correct Answer: 3
8
What is full form of SMPS ?
A
Switch Mode Power Supply
B
Simple Mode Power Supply
C
Storage Mode Power Supply
D
Storage Mode Power Shortage
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✅ Correct Answer: 1
9
Which component of computer is also considered as it Heart ?
A
Monitor
B
Keyboard
C
Scanner
D
Microprocessor
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✅ Correct Answer: 4
10
What is used to make computer chips ?
A
Copper
B
Steel
C
Silicon
D
Iron
Show Answer
✅ Correct Answer: 3
11
Where BIOS is stored ?
A
Hard Disk
B
RAM
C
Flash Memory Chip
D
Any of above
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✅ Correct Answer: 3
12
What is full form of EXIF ?
A
Exchangeable Image Fine Finish
B
Exchangeable Image File Format
C
Executable Image File Format
D
Executable Image File Finish
Show Answer
✅ Correct Answer: 2
13
BIOS is used for ?
A
Updating system information on network
B
Loading operating system
C
It helps in routing
D
It take inputs from keywords and other devices
Show Answer
✅ Correct Answer: 2
14
1 Mega Byte is equal to
A
1024 Bytes
B
1024 Kilo Bytes
C
1024 Giga Bits
D
1024 Bits
Show Answer
✅ Correct Answer: 2
15
An electronic path, that sends signals from one part of computer to another is ?
A
Logic Gate
B
Modem
C
Bus
D
Serial Port
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✅ Correct Answer: 3
16
Which is odd one ?
A
Inkjet Printers
B
CRT
C
Laser Printers
D
Dot Matrix Printers
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✅ Correct Answer: 4
17
Which device among following is used for sending digital data over a phone line ?
A
USB
B
Scanner
C
Printer
D
Modem
Show Answer
✅ Correct Answer: 4
18
IP address version 4 is in which format ?
A
4 bit
B
8 bit
C
16 bit
D
32 bit
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✅ Correct Answer: 4
19
In banking, railways etc which computers are used ?
A
Mini Computers
B
Micro Computers
C
Main Frames
D
Super Computers
Show Answer
✅ Correct Answer: 3
20
Which type of software is an operating system ?
A
Utility Software
B
System Software
C
Application Software
D
Firmware Software
Show Answer
✅ Correct Answer: 2
21
Which type of switching is used in Internet ?
A
Packet
B
Telephone
C
Circuit
D
Telex
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✅ Correct Answer: 1
22
Microsoft office is type of ?
A
System software
B
Application software
C
Utility Software
D
Firmware
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✅ Correct Answer: 2
23
Intersection of columns and rows is called a ?
A
Data
B
Table
C
Cell
D
Schema
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✅ Correct Answer: 3
24
A wireless technology built in electronic gadgets used for exchanging data over short distances is ?
A
Bluetooth
B
Wifi
C
Modem
D
USB
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✅ Correct Answer: 1
25
ARP stands for ?
A
Address Reverse Protocol
B
Address Resolution Protocol
C
Address Repersentative Protocol
D
Address Recording Protocol
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✅ Correct Answer: 2
26
Which is responsible for communication between Memory and ALU ?
A
Keyboard
B
RAM
C
Control nit
D
USB
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✅ Correct Answer: 3
27
Who is also known as father of Jquery ?
A
Vint cerf
B
John Resig
C
Larry Page
D
Chales Babbage
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✅ Correct Answer: 2
28
If CPU executes multiple programs simultaneously, it will be known as ?
A
Multiprocessing
B
Multitasking
C
Timesharing
D
Multiprogramming
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✅ Correct Answer: 2
29
Who invented C++ ?
A
Steve Jobs
B
James Gosling
C
Bjarne Stroustrup
D
Dennis Ritchie
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✅ Correct Answer: 3
30
One byte is equal to how many bits ?
A
4 bits
B
8 bits
C
12 bits
D
16 bits
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✅ Correct Answer: 2
31
What is the meaning of OSI, in terms of computers ?
A
Open Software Intrerelation
B
Open System Intrerelation
C
Open Software Interconnection
D
Open System Interconnection
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✅ Correct Answer: 4
32
One nibble is equal to how many bits ?
A
4 bits
B
8 bits
C
12 bits
D
16 bits
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✅ Correct Answer: 1
33
ULSI microprocessor is used in which generation of computers ?
A
Second generation
B
Third generation
C
Fourth generation
D
Fifth generation
Show Answer
✅ Correct Answer: 4
34
Who invented keyboard ?
A
James Gosling
B
Steve Jobs
C
Martin cooper
D
Christoper Latham Sholes
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✅ Correct Answer: 4
35
What is meaning of EEPROM ?
A
Electronically Erasable Programmable Read only Memory
B
Electrically Erasable Programmable Read only Memory
C
Electronically Erasable Programmable Reach only Memory
D
Electrically Erasable Pratical Reach only Memory
Show Answer
✅ Correct Answer: 2
36
What is meaning of OMR ?
A
Optical Mark Reader
B
Optical Message Reader
C
Optical Message Render
D
Optical Mark Render
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✅ Correct Answer: 1
37
What can be considered as basic building blocks of a digital circuit ?
A
Logic Gate
B
Diode
C
Semi Conductor
D
CMOS
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✅ Correct Answer: 1
38
Which function key is used to check spellings ?
A
F2
B
F5
C
F7
D
F11
Show Answer
✅ Correct Answer: 3
39
Which type of storage device is a BIOS ?
A
Primary
B
Secondary
C
Tertiary
D
Not a storage device
Show Answer
✅ Correct Answer: 1
40
Which is a application software among following ?
A
Assembler
B
Complier
C
Operating System
D
Microsoft office
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✅ Correct Answer: 4
41
In computer what converts AC to DC ?
A
POST
B
Adapter
C
RAM
D
SMPS
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✅ Correct Answer: 4
42
Which among following is responsible for specifying address of a memory location ?
A
RAM
B
Address Bus
C
Control Bus
D
Hard Disk
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✅ Correct Answer: 2
43
Which among following is responsible for finding and loading operating system into RAM ?
A
Bootstrap Loader
B
CMOS
C
BIOS
D
DMOS
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✅ Correct Answer: 1
44
By pressing which key we can move to beginning of a page ?
A
Window Key
B
Shift Key
C
Tab Key
D
Home Key
Show Answer
✅ Correct Answer: 4
45
What is full form of RAM ?
A
Read Access Memory
B
Read Alternative Memory
C
Random Access Memory
D
Random Alternative Memory
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✅ Correct Answer: 3
46
What is full form of TIFF ?
A
The Image File Format
B
Tagged Image File Format
C
Tagged Image File Front
D
The Image Fax Format
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✅ Correct Answer: 2
47
Computer resolution measures ?
A
Size of screen
B
Shape of screen
C
Number of pixels
D
Number of colours it support
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✅ Correct Answer: 3
48
Which are the main parts of central processing unit ?
A
Control unit and Arithmetic Logic Unit
B
SMTP and BIOS
C
USB ports
D
None of above
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✅ Correct Answer: 1
49
From which year 5th generation of computers is considered ?
A
1970
B
1980
C
1990
D
2000
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✅ Correct Answer: 2
50
What is full form of CAM ?
A
Computer Aided Manufacturing
B
Computer And Manufacturing
C
Computer Aided Manifesto
D
Computer And Manifesto
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✅ Correct Answer: 1
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