ICT Virtual PYQ Test: Set 2
50 questions (book Q.70 to Q.143). Tap an option: right answer turns green, a wrong pick turns red, and a short note appears.
Answered: 0 /50 Correct: 0 Wrong: 0 Reset test
1. Which can be termed the first supercomputer of India?
(a) PARAM 8000
(b) PARAM Yuva
(c) PARAM Padma
(d) PARAM Brahma
PARAM 8000 (C-DAC, 1991) was the first.
2. Computers used in banking, airlines and railways, accommodating more than 1000 workstations simultaneously, are:
(a) Supercomputers
(b) Minicomputers
(c) Mainframe computers
(d) Microcomputers
Mainframes are large, multi-user, high-speed machines.
3. Which is used for manufacturing chips?
(a) Bus
(b) Control unit
(c) Semiconductors
(d) (a) and (b) only
Chips are made from semiconductors (silicon).
4. Computer memory from highest to lowest speed: Jan 2017
(a) Secondary storage; Main memory; Cache; CPU registers
(b) CPU registers; Cache; Secondary storage; Main memory
(c) CPU registers; Cache; Main memory (RAM); Secondary storage
(d) Cache; CPU registers; Main memory; Secondary storage
Registers are fastest, then cache, RAM, secondary storage.
5. A program that translates one program instruction at a time into machine language is a/an:
(a) Interpreter
(b) CPU
(c) Compiler
(d) Simulator
An interpreter works line by line; a compiler translates all at once.
6. A collection of 8 bits is called:
(a) Byte
(b) Word
(c) File
(d) Folder
8 bits = 1 byte.
7. ALU stands for:
(a) Arithmetic Logic Unit
(b) Array Logic Unit
(c) Application Logic Unit
(d) None of the above
ALU does arithmetic and logic operations.
8. The ALU of a computer responds to commands coming from:
(a) Primary memory
(b) Control section
(c) External memory
(d) Cache memory
The control unit directs the ALU.
9. It contains buttons and menus that provide quick access to commonly used commands. It is a:
(a) Menu bar
(b) Toolbar
(c) Window
(d) None of the above
A toolbar holds shortcut buttons.
10. The ALU normally contains a number of high-speed storage elements called:
(a) Semiconductor memory
(b) Registers
(c) Hard disks
(d) Magnetic disks
Registers are tiny, very fast CPU storage.
11. The keyboard of a computer is encoded in:
(a) Baudot code
(b) ASCII code
(c) BCDIC code
(d) EBCDIC code
Keyboards use ASCII.
12. EBCDIC stands for:
(a) Extended Binary-Coded Decimal Interchange Code
(b) Extended Bit Code Decimal Interchange Code
(c) Extended Bit Case Decimal Interchange Code
(d) Extended Binary Case Decimal Interchange Code
EBCDIC was developed by IBM.
13. EBCDIC code can represent how many different characters?
(a) 256
(b) 32
(c) 64
(d) 16
8-bit code gives 2^8 = 256.
14. If the binary of decimal 48 is 110000, the binary of decimal 50 is:
(a) 110011
(b) 110010
(c) 110001
(d) 110100
50 = 48 + 2; 110000 + 10 = 110010.
15. ASCII stands for:
(a) American Stable Code for International Interchange
(b) American Standard Case for Institutional Interchange
(c) American Standard Code for Information Interchange
(d) American Standard Information for Interchange
ASCII = American Standard Code for Information Interchange.
16. CD-ROM stands for:
(a) Compact Disk Read-over Memory
(b) Compact Disk Read-only Memory
(c) Computer Disk Read-only Memory
(d) Computer Disk Read-over Memory
CD-ROM = Compact Disc Read-Only Memory.
17. Which is NOT an example of primary memory?
(a) RAM
(b) ROM
(c) Cache memory
(d) Magnetic tape
Magnetic tape is secondary/tertiary storage.
18. RAM means:
(a) Random access memory
(b) Rapid access memory
(c) Rigid access memory
(d) Revolving access memory
RAM = Random Access Memory.
19. Which is the largest unit of storage?
(a) Terabyte
(b) Megabyte
(c) Gigabyte
(d) Kilobyte
TB > GB > MB > KB.
20. In comparison to secondary storage, primary storage is:
(a) Slower and less expensive
(b) Faster and more expensive
(c) Faster and less expensive
(d) Slower and more expensive
Primary memory is faster but costlier per byte.
21. The act of retrieving existing data from memory is called:
(a) Read-out
(b) Read from
(c) Read
(d) All of the above
All terms describe reading.
22. RAM is used as short-term memory because it is:
(a) Expensive
(b) Small capacity
(c) Programmable
(d) Volatile
RAM loses data when power is off.
23. Computer memory used for temporary storage of data and programs is:
(a) ROM
(b) RAM
(c) EEPROM
(d) EPROM
RAM is temporary, volatile memory.
24. The memory programmed at the time of its manufacturing is:
(a) ROM
(b) RAM
(c) PROM
(d) EPROM
ROM contents are fixed in the factory.
25. Which is a secondary memory device?
(a) CPU
(b) ALU
(c) Floppy diskette
(d) None of the above
Floppy disks are secondary storage.
26. The most important advantage of a video disk is:
(a) Compactness
(b) Potential capacity
(c) Durability
(d) Cost effectiveness
Video disks store large amounts of data.
27. Floppy disks, made from flexible plastic material, are also called:
(a) Hard disks
(b) High-density disks
(c) Diskettes
(d) Templates
Floppy = diskette.
28. The latest write-once optical storage media is:
(a) Digital paper
(b) Magneto-optical disk
(c) WORM disk
(d) CD-ROM disk
Digital paper is the newest write-once optical medium in this list.
29. The two main types of memory are:
(a) Primary and secondary
(b) Random and sequential
(c) ROM and RAM
(d) All of the above
Primary memory has two main types: ROM and RAM.
30. What happens when data is entered into a memory location?
(a) It adds to the content of the location
(b) It changes the address of the location
(c) It erases the previous content
(d) It will be unfruitful if some data already exists
Writing overwrites existing content.
31. Storage area used to compensate for the difference in speed at which units handle data is:
(a) Memory
(b) Buffer
(c) Accumulator
(d) Address
A buffer holds data temporarily between devices of different speeds.
32. Which memory allows simultaneous reading and writing?
(a) ROM
(b) RAM
(c) EPROM
(d) None of the above
RAM is read-write memory.
33. Which memory has the shortest access time?
(a) Cache memory
(b) Magnetic bubble memory
(c) Magnetic core memory
(d) RAM
Cache is the fastest of these.
34. To locate a data item for storage is to:
(a) Field
(b) Feed
(c) Database
(d) Fetch
Fetch means to locate and retrieve data.
35. Magnetic storage chip providing non-volatile direct access:
(a) Magnetic core memory
(b) Magnetic tape memory
(c) Magnetic disk memory
(d) Magnetic bubble memory
Magnetic bubble memory is non-volatile solid-state storage.
36. OCR stands for:
(a) Operational Character Reader
(b) Optical Character Reader
(c) Only Character Reader
(d) None of the above
OCR = Optical Character Recognition/Reader.
37. Storage capacities from largest to smallest: (A) 100 GBytes (B) 10,000,000,000 bytes (C) 1 TByte (D) 1,000,000 KBytes 2021
(a) (C), (A), (D), (B)
(b) (C), (A), (B), (D)
(c) (A), (C), (D), (B)
(d) (A), (C), (B), (D)
C = 1000 GB, A = 100 GB, B = 10 GB, D = 1 GB.
38. Which stores the program to initially boot the computer and only allows reading?
(a) RAM
(b) ROM
(c) RAM and ROM
(d) Peripheral memory
The boot program (BIOS) sits in ROM.
39. Which is called flash memory?
(a) Static RAM
(b) Dynamic RAM
(c) EEPROM
(d) CD-ROM
EEPROM = flash memory.
40. EEPROM stands for:
(a) Electrically Erasable Programmable Read-Only Memory
(b) Easily Erasable Programmable Read-Only Memory
(c) Electronic Erasable Programmable Read-Only Memory
(d) Embedded Erasable Programmable Read-Only Memory
Erased with an electric charge.
41. VGA denotes:
(a) Video Graphics Array
(b) Visual Graphics Array
(c) Volatile Graphics Array
(d) Video Graphics Adapter
VGA = Video Graphics Array.
42. MSI stands for:
(a) Medium-Scale Integrated Circuits
(b) Medium-Scale Intelligent Circuit
(c) Medium-System Integrated Circuits
(d) Medium-System Intelligent Circuit
MSI = Medium-Scale Integration.
43. WAN stands for:
(a) WAP Area Network
(b) Wide Area Network
(c) Wide Array Net
(d) Wireless Area Network
WAN covers cities, countries or continents.
44. MICR stands for:
(a) Magnetic Ink Character Reader
(b) Magnetic Ink Code Reader
(c) Magnetic Image Character Reader
(d) Mechanical Ink Character Reader
MICR reads cheque numbers in banks.
45. An error in software or hardware is a bug. Alternative jargon for it is:
(a) Leech
(b) Squid
(c) Slug
(d) Glitch
Glitch = a minor fault or error.
46. Errors in a computer program are called:
(a) Follies
(b) Mistakes
(c) Bugs
(d) Spam
Program errors are bugs.
47. Modern computers are very reliable but they are not:
(a) Fast
(b) Powerful
(c) Infallible
(d) Cheap
Computers can still produce wrong output if the input or program is wrong.
48. Personal computers use chips mounted on a main circuit board. The common name for such a board is:
(a) Daughter board
(b) Motherboard
(c) Father board
(d) Dashboard
The motherboard holds the CPU, memory and expansion slots.
49. What is meant by a dedicated computer?
(a) One used by one person only
(b) One assigned one and only one task
(c) One using one kind of software
(d) One meant for application software
A dedicated computer performs a single specific task.
50. The system unit of a personal computer typically contains all of the following EXCEPT:
(a) Microprocessor
(b) Disk controller
(c) Serial interface
(d) Modem
A modem is usually an external/add-on device.
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