Computer Awareness Practice Set 44 presents multiple choice Q & A for basics of computers and applications. Computer Awareness Practice Set 44 article, is exceedingly important for candidates preparing for RRB ALP/Technical Exams/Junior Engineer Recruitment, SSC CGL, UPSC (Civil services exam including IAS) Exams and etc.
1. A barcode is ________ code that represents data with bars of varying widths or heights.
A. optical
B. magnetic
C. laser
D. read/write
Answer: Option A
2. Virtual memory allocates hard disk space to supplement the immediate, functional memory capacity of what?
A. ROM
B. EPROM
C. The registers
D. RAM
Answer: Option D
3. Which of the following contains permanent data and gets updated during the processing of transactions?
A. Operating System File
B. Transaction file
C. Software File
D. Master file
Answer: Option A
4. Which of the following is used to transfer data intended for a peripheral device into a disk so that it can be transmitted to the peripheral device at a more suitable time or in bulk?
A. Virtual programming
B. Multi programming
C. Caching
D. Spooling
Answer: Option D
5. Decryption & Encryption of data are the responsibility of which layer.
A. Physical
B. Data Link
C. Presentation
D. Session
1. Which of the following is used to open file menu options in current program?
A. Ctrl+F
B. Shift+F
C. Alt+F
D. Alt+Ctrl+F
Answer: Option C
2. What is the term that refers to an ad hidden inside the software that you downloaded from an internet site?
A. Spam
B. Cookie
C. Phish
D. Adware
Answer: Option D
3. Which of the following is the type of software that controls the internal operations in the computer and controls how the computer works with all its parts?
A. Shareware
B. Public domain software
C. Application software
D. Operating system software
Answer: Option D
4. A term referring to a person who uses his or her expertise to gain access to other people’s computers to get information illegally or do damage?
A. hacker
B. analyst
C. instant messenger
D. programmer
Answer: Option A
5. Computer language COBOL is appropriate for—
A. Commercial purpose
B. Graphic purpose
C. Scientific purpose
D. All