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WorksheetsCos 101 part 1
Total questions: 51
Worksheet time: 26mins
Which component primarily characterized the processing hardware of first-generation computers?
Integrated circuits
Transistors
Vacuum tubes
Microprocessors
The UNIVAC is historically significant because it was the first:
Computer to use magnetic drums exclusively
Commercial computer delivered to a business client
Machine to implement an operating system
Computer built with transistors
What was the primary programming language used during the first generation of computers?
FORTRAN
COBOL
Assembly language
Machine language
Which innovation most directly enabled the transition from first to second-generation computers?
Invention of silicon chips
Replacement of vacuum tubes with transistors
Introduction of magnetic tape storage
Development of high-level languages
In second-generation computers, internal memory primarily consisted of:
PROM and DRAM
RAM and ROM
Magnetic drums
EEPROM modules
Which of the following was a major drawback of first-generation computers?
Required minimal cooling
Generated excessive heat
Were highly portable
Operated in nanoseconds
The IBM 1620 is best classified as a:
First-generation mainframe
Second-generation computer
Third-generation minicomputer
Fourth-generation microcomputer
What time period is generally accepted for the third generation of computers?
1946–1959
1959–1971
1964–1971
1974–1984
Who is credited with the invention of the integrated circuit?
William Shockley
Jack Kilby and Robert Noyce
John Mauchly and J. Presper Eckert
Grace Hopper
Which generation introduced the first complete operating systems?
First
Second
Third
Fourth
What replaced punch cards as the primary input method in third-generation systems?
Magnetic tapes
Keyboards
Scanners
Joysticks
The processing speed of third-generation computers was typically measured in:
Milliseconds
Microseconds
Nanoseconds
Picoseconds
Which storage medium was newly introduced during the third generation?
Magnetic drums
Floppy disks
Punch cards
CDs
The term “humanware” in computing systems refers to:
System software
Peripheral devices
The computer user
BIOS firmware
Which component is considered the “brain” of the computer?
RAM
Motherboard
CPU
Hard drive
The ALU in a CPU is responsible for:
Managing input/output signals
Storing temporary data
Performing arithmetic and logical operations
Fetching instructions from memory
Which type of memory retains data even when power is off?
RAM
Cache
ROM
Virtual memory
Primary memory is directly connected to the CPU via:
USB bus
Memory bus
PCIe lane
SATA cable
What does BIOS typically reside in?
DRAM
SRAM
ROM
Flash drive
Which is NOT a function of the control unit?
Coordinating instruction execution
Performing subtraction
Managing data flow
Activating other components
Which generation saw the introduction of microprocessors?
Second
Third
Fourth
Fifth
VLSI technology is most associated with:
Vacuum tubes
Transistors
Microprocessors
Artificial intelligence
The Apple II (1977) belongs to which computer generation?
Second
Third
Fourth
Fifth
Which operating system was common in early fourth-generation PCs?
Windows 95
UNIX
MS-DOS
macOS
Parallel processing and fiber optics are hallmarks of the:
Third generation
Fourth generation
Fifth generation
Second generation
Expert systems are primarily associated with:
First-generation machines
FORTRAN compilers
Fifth-generation AI computers
Transistor-based logic
Which memory type is volatile?
ROM
PROM
RAM
EEPROM
USB flash drives fall under which storage category?
Primary memory
ROM
Secondary memory
Cache
Which input device is classified as a pointing device?
Keyboard
Scanner
Trackball
Microphone
A flat-panel LCD is primarily categorized as a:
Input device
Processing unit
Output device
Storage medium
Which of the following is a magnetic storage device?
CD-ROM
DVD
Hard disk
USB flash drive
The bootstrap loader is stored in:
RAM
Cache
ROM
Virtual memory
What does CPU stand for?
Central Processing Unit
Computer Peripheral Unit
Control Processing Unit
Central Program Utility
Which generation first used silicon chips extensively?
First
Second
Third
Fourth
Communication via telephone lines was first implemented in:
First generation
Second generation
Third generation
Fourth generation
Which language emerged during the second generation?
Python
BASIC
Java
HTML
The ENIAC used which storage technology?
Floppy disk
Magnetic tape
Magnetic drum
SSD
Which is a feature of fourth-generation computers?
Use of vacuum tubes
No operating system
GUI-based OS like Windows
Millisecond processing
What does ALU stand for?
Arithmetic Logic Unit
Automated Logic Utility
Analog Logic Unit
Arithmetic Load Unit
Which is true about ROM?
Contents are lost on power-off
Users can freely rewrite it
Used to store BIOS
Faster than RAM
Cache memory is a type of:
ROM
Secondary storage
RAM
Optical memory
Which is an example of softcopy output?
Printed report
Monitor display
CD-R
Hardcopy plotter
CMOS memory is best described as:
Volatile primary memory
Nonvolatile firmware
Semipermanent memory
Optical storage
Which was NOT used in first-generation I/O?
Punch cards
Printouts
Keyboard
Paper tape
The term “liveware” emphasizes the role of the:
Operating system
Programmer/user
Motherboard
ALU
Which storage device uses pits and lands?
Hard disk
Floppy disk
CD-ROM
Magnetic tape
Virtual memory is a technique that uses:
ROM to extend RAM
Hard disk to simulate RAM
Cache to replace CPU
BIOS to manage I/O
Which processor era introduced ULSI?
Third
Fourth
Fifth
Second
The IBM System/360 is a landmark of which generation?
First
Second
Third
Fourth
Which is a function of secondary storage?
Execute CPU instructions
Store data permanently
Process arithmetic ops
Convert binary to HLL
What distinguishes fifth-generation computers?
Use of transistors
AI and parallel processing
Punch card input
Vacuum tube logic
