From the options given below, choose the operations managed by the operating system.

(a)

Memory

(b)

Processes

(c)

Disks and I/O devices

(d)

all of the above

Under which of the following OS, the option Shift + Delete - permanently deletes a file or folder?

(a)

Windows 7

(b)

Windows 8

(c)

Windows 10

(d)

All of the OS

Which of the following OS is not based on Linux?

(a)

Ubuntu

(b)

Redhat

(c)

CentOs

(d)

BSD

Identify the default email client in Ubuntu?

(a)

Thunderbird

(b)

Firefox

(c)

Internet Explorer

(d)

Chrome

Which is the default browser for Ubuntu?

(a)

Firefox

(b)

Internet Explorer

(c)

Chrome

(d)

Thunderbird