Computer Fundamental (Part-II)

UPSC, PSC, BANK, RAILWAY,etc. Examination Questions

PSC Question and Answer about Computer Fundamental (Part-II) languages including for Kerala Administrative Service (KAS), Secretariat Assistant, Panchayath Secretary, BDO, Auditor, Assistant, LDC and LGS examination level questions. We will update balance portion of the study material.....

Question1:-Dos Internal Commands



DATE, TIME, VOL, VER, CLS,COPY CON, DIR, MD, DEL, REN, TYPE, PROMPT, PAUSE etc.


Question2:-DOS external commands



ATTRIB, SORT, EDIT,FDISK, CHKDSK, DOSKEY, BACKUP, RESTORE, TREE, MOVE, DISKCOPY, FIND, XCOPY, MORE, LABLE, FORMATE etc.


Question3:-External command is also called as_____________



Disk resident commands


Question4:-MS-DOS command that is not included in command.com are called as_____________



External DOS Commands


Question5:-Internet commands were built in DOS _____________



shell commands


Question6:-APPEND Command



The append command can be used by programs to open files in another directory as if they were located in the current directory.


Question7:-CD and CHDIR command



Used to display the drive letter and folder that you are currently in. Chdir can also be used to change the drive and/or directory that you want to work in.


Question8:-CHKDSK



Identify and correct certain harddrive errors.


Question9:-CLS



Clear the screen, previously entered commands.


Question10:-COPY



This copies one ore more files from one location to another


Question11:-DATE



The date command is used to show or change the current date.


Question12:-DEL



The del command is used to delete one or more files.


Question13:-DELTREE



The deltree command is used to delete a directory and all the files and subdirectories.


Question14:-DIR



The dir command is used to display a list of files and folders that you are currently working in. it also display hard drive serial number.


Question15:- DOSKEY



This command is used to recall previously entered commands.


Question16:- EDIT



This command is used to create and modify text files.


Question17:-EXIT



For closing the command.com session or existing comand window.


Question18:- FDISK



This command is used to create, manage and delete hard drive partitions.


Question19:-FORMAT



This command is used to format a drive(delete all the content)


Question20:- MD OR MKDIR used to create a new folder



Runtime errors


Question21:- RENAME



Rename command is used to change the name of individual file.


Question22:- RESTORE



Restore command is used to restore files that were backed up.


Question23:-RMDIR



Delete an existing folder.


Question24:-SCANDISK



Disk repair program


Question25:- UNDELETE



Undo a deletion performed with the MS-Dos delete command.


Question26:-VOL



It shows the serial number of hard disk


Question27:- XCOPY



Copy more files or directories from one loaction to another location


Question28:-PATH



it shows the present position


Question29:-VER



Version of the Microsoft windows running on your computer.


Question30:-DEL / ERASE



Delete one or more files


Question31:- MD and MKDIR



Make directory


Question32:-CD OR CHDIR



Change Directory


Question33:-RD



Remove Directory


Question34:- LABEL



To create ,change or delete the volume label of a disk.


Question35:- TREE



Graphical representation of directories and sub directories


Question36:-Computer classified as



3 types, Analog computer, Digital computer, Hybrid computer


Question37:- Analog computer



used for Temperature, pressure, distance, speed measuring purpose


Question38:-Digital computer



Binary system used to representing the data, this computer used for business and scientific application


Question39:-Hybrid computer



Combination of digital and analog computer. Using for data analysation purpose


Question40:-Types of Digital computer



Micro computer, Mini computer, Mainframe computer, Super computer


Question41:-What is Micro computer



Smallest and cheapest computer, Micro processsor as CPU,

Laptop, Desktop, Personal divices, Palmtop are included in this category



Question42:-What is mini computer



Multiple user can access this computer

Larger and powerful than micro computer

Smaller than mainframe computer

IBM, VAX 8842,HP9000, IBM701



Question43:-Mainframe computer



larger than micro and mini

can store huge amount of data and it can be used for big organization like railway,hospital, bank etc.

IBM 900 series



Question44:- Super computer



fastest ,expensive computer, it process trillion of instruction per second

Speed of super computer is measured in FLOPS

Used for scientific purpose, eg. CARY1, SAGA-220,PARAM, TITAN, ASCII RED, IBM Sequoia



Question45:-What is flops?



Floating point operation per second


Question46:-World fastest super computer .



Tenhe 2 (China)


Question47:-Brain of the computer



CPU


Question48:-How many parts have CPU



Three parts, Control Unit, ALU adn Memory


Question49:-Function of control unit



Coordinate all the activities of the other computer components.


Question50:-Function of ALU



It performs Logical operation, Arithemetic operation,


Question51:-Main circuit board of a computer



Mother baord


Question52:- What is Buses?



It is communication channel, All the components of in the motherboard can communicate with each other with the help of this channel


Question53:-Which is called as "back bone" of the computer



Mother board


Question54:-Which is called as "System Board"?



Mother board


Question55:-Which are the ports included in Mother board?



Serial port, Lan port, USB port, audioport, etc.


Question56:- SMPS



Switch Mode Power Supply


Question57:-Function of SMPS



Control and reduce the power supply


Question58:-How many keys have a standared key board?



101 keys


Question59:-Which one is the largest key in the key board



Space


Question60:-How many function key in the key board



12


Question61:-Each key in key board have a unique _______ code



ASCII


Question62:-Which is known as navigation key



Arrow key


Question63:- Which key is worked as cancel key



Escape


Question64:- Toggle keys



Caps lock and Num lock


Question65:-Modifier keys



Alt, Control, Shift keys


Question66:-Functions of F1 key



Always used as help key of every program

Enter CMOS setup / Bios setup, press F1 during the boot time

Windows key + F1, then go to wondow help support center



Question67:-Functions of F2 key ?



Renaming of selected icon, file, folder

In microsoft excel edit the active cell

Enter CMOS setup / Bios setup, press F2 during the boot time



Question68:-Functions of F3 key



Search window

in MS dos repeat the last command



Question69:-Functions of F4 key



Alt+F4 closes the program window currently active in Microsoft Windows.


Question70:-Functions of F5 key



Clearing the cache memory, it is also called refresh

Open find and raplce window in MS word

Start slide show in Power point



Question71:-Function of F6 ?



on browsers, move cursor to address bar


Question72:-Function of F7?



used to spell check and grammar check a document in Microsoft programs such as Microsoft Word, Outlook, etc

Shift+F7 , Thesaurus check on the word highlighted in MS word



Question73:-Function of F8



Function key used to enter the Windows startup menu, commonly used to access Windows Safe Mode.


Question74:-Function of F9



Refresh document in Microsoft Word.


Question75:-Function of F10



Enter Cmos / Bios setup

Shift+F10 is the same as right-clicking on a highlighted icon, file



Question76:- Function of F11



Enter and Exit of full scree of all modern browsers



Question77:-Function of F12



Open the save as window in MS word

Ctrl+F12 opens a document In Word

Ctrl+Shift+F12 prints a document in Microsoft Word.



Question78:-___________ key is used to return to the startig a line



Home key


Question79:-___________ key is used to end of the line



End key


Question80:-___________ key deletes a character after the cursor



Delete key


Question81:-___________ key deletes a character before the cursor



Back space key


Question82:-__________ key is oppostie key of space key



Back space key


Question83:-________ key used to startup menu



Windows key


Question84:-____________ is a pointing and input device



Mouse


Question85:- Speed and Sensitivity of mouse is measure in _________ unit



Micky


Question86:- One Micky = ___________



1/1200 inch


Question87:-___________ is used insted of mouse in Laptop?



Touch pad


Question88:-__________ device is used to to input voice into the computer



Microphone


Question89:-___________ is used to read text from paper



OCR ( Optical Character Reader )


Question90:-____________ device is used to convert analog information into digital form



Digitizer


Question91:- ___________ device is used to convert Text or Image into soft form (binary format)



Scanner


Question92:- Track ball working like as ________________



Mouse


Question93:-Light pen is an _________________ device



Input device ( for selecting an object)


Question94:-Cheque printed on special character and special ink, it can be read with the help of ____________ device



MICR ( Magnetic Ink Character Recognition ) printer / device


Question95:-Joy stick used for ___________ purpose



Game


Question96:-________ device is uesed to read the data recorded by pen or pencil



OMR (Optical Mark Reader)


Question97:- what is Stylus



a stylus (or stylus pen) is a small pen-shaped instrument that is used to input commands to a computer screen, mobile device or graphics tablet.


Question98:-What is QR Code



Quick Response Code, it store single data


Question99:-What is zapper code?



Zapper code is like as QR code, but it can store multiple data like url, video, music, image, pdf, etc.


Question100:- What is Yoke ?



It is a Input device for computer gaming.